{"id":3574,"date":"2026-01-13T18:03:59","date_gmt":"2026-01-13T10:03:59","guid":{"rendered":"https:\/\/nuranu.com\/?p=3574"},"modified":"2026-01-16T15:15:54","modified_gmt":"2026-01-16T07:15:54","slug":"what-is-a-5v-battery-easy-guide-to-basics","status":"publish","type":"post","link":"https:\/\/nuranu.com\/ko\/what-is-a-5v-battery-easy-guide-to-basics\/","title":{"rendered":"5V \ubc30\ud130\ub9ac\ub780 \ubb34\uc5c7\uc778\uac00 \ucd08\ubcf4\uc790\uc6a9 \uc26c\uc6b4 \uc548\ub0b4: \uc720\ud615\uacfc \uc6a9\ub3c4"},"content":{"rendered":"<h2>\uc815\ud655\ud788 \ubb34\uc5c7\uc774 5V \ubc30\ud130\ub9ac\uc778\uac00?<\/h2>\n<p>A <strong>5V \ubc30\ud130\ub9ac<\/strong> \uc77c\uad00\ub41c 5\ubcfc\ud2b8 \uc9c1\ub958(DC) \ucd9c\ub825 \uc804\uc6d0\uc744 \uc81c\uacf5\ud558\ub3c4\ub85d \uc124\uacc4\ub41c \uc804\ub825\uc6d0\uc785\ub2c8\ub2e4. \uc774 \ud2b9\uc815 \uc804\uc555\uc740 USB\ub85c \uad6c\ub3d9\ub418\ub294 \uae30\uae30, \uc2a4\ub9c8\ud2b8\ud3f0, Arduino\uc640 \uac19\uc740 \uac1c\ubc1c \ubcf4\ub4dc \ub4f1\uc744 \ud3ec\ud568\ud55c \ud604\ub300 \ub514\uc9c0\ud138 \uc804\uc790 \uc81c\ud488\uc758 \ubcf4\ud3b8\uc801 \ud45c\uc900\uc785\ub2c8\ub2e4. \ucd5c\uc885 \uc0ac\uc6a9\uc790\uc5d0\uac8c\ub294 \ud558\ub098\uc758 \ub2e8\uc704\ucc98\ub7fc \uc791\ub3d9\ud558\uc9c0\ub9cc \ub0b4\ubd80\uc758 \uae30\uc220\uc740 \uc77c\ubc18\uc801\uc778 AA \ubc30\ud130\ub9ac\ubcf4\ub2e4 \ub354 \ubcf5\uc7a1\ud55c \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>\uc804\uc555\uc758 \uc2e0\ud654: \ud654\ud559\ubc18\uc751 vs. \ucd9c\ub825<\/h3>\n<p>\ubc30\ud130\ub9ac \ubb3c\ub9ac\ud559\uc758 \uadfc\ubcf8\uc801\uc778 \ud604\uc2e4\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4: <strong>\ub2e8\uc77c \uc0c1\uc5c5\uc6a9 \ubc30\ud130\ub9ac \uc140\uc740 \uc790\uc5f0\uc801\uc73c\ub85c \uc815\ud655\ud788 5\ubcfc\ud2b8\ub97c \uc0dd\uc131\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n<p>\ubc30\ud130\ub9ac \uc804\uc555\uc740 \ub0b4\ubd80 \ud654\ud559\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n<ul>\n<li><strong>\ub9ac\ud2ac \uc774\uc628(Li-ion):<\/strong> \uc815\uaca9 3.7V(3.0V ~ 4.2V \ubc94\uc704).<\/li>\n<li><strong>\uc54c\uce74\ub77c\uc778:<\/strong> \uc815\uaca9 1.5V.<\/li>\n<li><strong>\uacfc\uc5fc<\/strong> \uc140\ub2f9 \uc815\uaca9 2.0V.<\/li>\n<\/ul>\n<p>5V\uc5d0 \uc644\ubcbd\ud558\uac8c \uc784\ud558\ub294(raw) \ud654\ud559 \ubc18\uc751\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \uc2e4\uc81c\ub85c \u201c5V \ubc30\ud130\ub9ac\u201d\ub294 \uc0ac\uc2e4\uc0c1 <strong>\ubc30\ud130\ub9ac \uc2dc\uc2a4\ud15c<\/strong>. \uc6d0\uc2dc \uc5d0\ub108\uc9c0 \uc140\uacfc \uc9c0\ub2a5\ud615 \uc804\uc790 \ud68c\ub85c\uac00 \uacb0\ud569\ub418\uc5b4 \uc804\uc555\uc744 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud45c\uc900\uc73c\ub85c \uc870\uc808\ud569\ub2c8\ub2e4.<\/p>\n<h3>5V \ub2ec\uc131: \ubd80\uc2a4\ud2b8 \ucee8\ubc84\ud130\uc640 \ub808\uade4\ub808\uc774\ud130<\/h3>\n<p>\uc6d0\uc2dc \ud654\ud559 \uc804\uc555\uacfc 5V \uc694\uad6c \uc0ac\uc774\uc758 \uac04\uaca9\uc744 \uba54\uc6b0\uae30 \uc704\ud574 \uc6b0\ub9ac\ub294 \ud2b9\uc218\ud55c \uc804\ub825 \uad00\ub9ac \ud68c\ub85c\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uc6d0\uc2dc \uc140\uacfc \uc644\uc131\ub41c \ubc30\ud130\ub9ac \ud329\uc758 \ucc28\uc774\uac00 \uba85\ud655\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\ub450 \uac00\uc9c0 \uc8fc \ubc29\ubc95\uc73c\ub85c \uc548\uc815\uc801\uc778 5V \ucd9c\ub825\uc744 \ub2ec\uc131\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>3.7V\ub97c 5V\ub85c \uc62c\ub824\uc8fc\ub294 \ubd80\uc2a4\ud2b8 \ucee8\ubc84\ud130:<\/strong> \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc18c\ud615 \uae30\uae30\uc6a9 \ubc29\ubc95\uc785\ub2c8\ub2e4. \ud45c\uc900 3.7V \ub9ac\ud2ac \uc774\uc628 \ub610\ub294 \ud3f4\ub9ac\uba38 \uc140\uc744 \uc0ac\uc6a9\ud558\uace0 \u201c\uc2b9\uc555\u201d \ud68c\ub85c(\ubd80\uc2a4\ud2b8 \ucee8\ubc84\ud130)\ub97c \ud1b5\ud574 \uc804\uc555\uc744 \uc548\uc815\uc801\uc778 5V\ub85c \uc62c\ub824 \ub429\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uacbd\ub7c9\uc758 \ub2e8\uc77c \uc140 \uc124\uacc4\uac00 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc804\uc555 \uc870\uc808(\uac10\uc555):<\/strong> \ub354 \ud070 \uc6a9\ub7c9\uc774 \ud544\uc694\ud55c \ub300\ud615 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0, \uc140\uc744 \uc9c1\ub82c\ub85c \uc5f0\uacb0\ud558\uc5ec \ub354 \ub192\uc740 \uc804\uc555(\uc608: 7.4V \ub610\ub294 12V)\uc744 \ub9cc\ub4ed\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c <strong>\uc804\uc555 \uc870\uc815 5V \ud68c\ub85c<\/strong> \ud68c\ub85c\uac00 \uadf8\ub7f0 \ub2e4\uc74c \uc774 \ub354 \ub192\uc740 \uc804\uc555\uc744 \uc815\ud655\ud55c 5V\ub85c \u201c\uac15\ud558\u201d\ud569\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \uace0\uc804\ub958 \uc18c\ubaa8\uac00 \ub9ce\uc740 \uc0b0\uc5c5\uc6a9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc885\uc885 \ub354 \ud6a8\uc728\uc801\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>Nuranu\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uad00\ub9ac \uc2dc\uc2a4\ud15c\uc744 \ub9de\ucda4 \ud329\uc5d0 \uc9c1\uc811 \ud1b5\ud569\ud558\uc5ec \ub0b4\ubd80 \ud654\ud559\ubb3c\uc9c8\uc758 \uc804\uc555 \ubcc0\ud654\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \ub514\ubc14\uc774\uc2a4\uac00 \uae68\ub057\ud558\uace0 \uc77c\uc815\ud55c 5V \uc804\uc6d0\uc744 \ubc1b\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<h2>5V \ubc30\ud130\ub9ac\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud569\ub2c8\uae4c?<\/h2>\n<p>\ud575\uc2ec\uc801\uc73c\ub85c, <strong>5V \ubc30\ud130\ub9ac<\/strong> \uc2dc\uc2a4\ud15c\uc740 \uc800\uc7a5\ub41c \ud654\ud559 \uc5d0\ub108\uc9c0\ub97c \ub514\uc9c0\ud138 \uc804\uc790\uc81c\ud488\uc5d0 \ud544\uc694\ud55c \uc815\ud655\ud55c \uc804\uae30 \ucd9c\ub825\uc73c\ub85c \ubcc0\ud658\ud558\uc5ec \uc791\ub3d9\ud569\ub2c8\ub2e4. \ud45c\uc900 \uc54c\uce7c\ub77c\uc778 \ubc30\ud130\ub9ac\ucc98\ub7fc \uc120\ud615\uc73c\ub85c \uc18c\ubaa8\ub418\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, \ucda9\uc804\uc2dd <strong>5V \uc804\uc6d0 \uacf5\uae09 \ubc30\ud130\ub9ac<\/strong> \uc740 \ub192\uc740 \ubc00\ub3c4 \ub9ac\ud2ac \uc140\uacfc \uc2a4\ub9c8\ud2b8 \uc804\uc790 \uc7a5\uce58\ub97c \uc870\ud569\ud558\uc5ec \uc548\uc815\uc801\uc778 \uc804\ub825 \ud750\ub984\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<p>\ud45c\uc900 \ub9ac\ud2ac \uc774\uc628 \uc140\uc758 \uae30\ubcf8 \uc804\uc555\uc774 \uba85\ubaa9\uc0c1 3.7V\uc774\ubbc0\ub85c, \uc77c\uc815\ud55c 5V \ucd9c\ub825\uc744 \ub2ec\uc131\ud558\ub824\uba74 \uc138 \uac00\uc9c0 \ud575\uc2ec \uad6c\uc131 \uc694\uc18c\uac00 \ud568\uaed8 \uc791\ub3d9\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\ub0b4\ubd80 \uc140:<\/strong> \uc5d0\ub108\uc9c0 \uc800\uc7a5\uc18c\ub85c \ubcf4\ud1b5 \ub9ac\ud2ac \uc774\uc628(18650\/21700) \ub610\ub294 \ub9ac\ud2ac \ud3f4\ub9ac\uba38 \uc140\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>DC-DC \ucee8\ubc84\ud130:<\/strong> \uc140\uacfc \ub514\ubc14\uc774\uc2a4 \uc0ac\uc774\uc758 \ub2e4\ub9ac \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 <strong>3.7V\uc5d0\uc11c 5V\ub85c \uc2b9\uc555 \ucee8\ubc84\ud130<\/strong> \ub85c \ub2e8\uc77c \uc140\uc758 \uc804\uc555\uc744 \uc62c\ub9ac\uac70\ub098, \ud070 \uc804\uc555 \uc9c1\ub82c \ud329(\uc608: 7.4V)\uc5d0\uc11c \ub0b4\ub824\uc624\ub294 \uc804\uc555\uc744 \ub2e4\ub8e8\uae30 \uc704\ud55c \ubc84\ud06c \ucee8\ubc84\ud130\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ubc30\ud130\ub9ac \uad00\ub9ac \uc2dc\uc2a4\ud15c(BMS):<\/strong> \ud329\uc758 \u201c\ube0c\ub808\uc778\u201d\uc785\ub2c8\ub2e4. <strong>\ubc30\ud130\ub9ac \uad00\ub9ac \uc2dc\uc2a4\ud15c BMS<\/strong> \ud604\uc7ac \uc804\ub958, \uc628\ub3c4 \ubc0f \uc804\uc555\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uc5ec \uacfc\ucda9\uc804\uc774\ub098 \ub2e8\ub77d\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uc774 \uc548\uc804 \uacc4\uce35\uc774 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc0b0\uc5c5\uc6a9 \ud329\uacfc \uc6d0\uc2dc \uc140\uc744 \ucc28\ubcc4\ud654\ud558\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc791\ub3d9 \uc6d0\ub9ac\ub97c \uc774\ud574\ud558\uae30 \uc704\ud574 <a href=\"https:\/\/nuranu.com\/ko\/protected-18650-batteries-vs-unprotected-18650-batteries\/\">\ubcf4\ud638\ub41c 18650 \ubc30\ud130\ub9ac vs. \ubcf4\ud638\ub418\uc9c0 \uc54a\uc740 \ubc84\uc804<\/a> \uc2dc\uc2a4\ud15c\uc758 \uc218\uba85 \uc5f0\uc7a5\uacfc \uc548\uc804\uc744 \ubcf4\uc7a5\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p><strong>\uc804\uc555 \uc870\uc815<\/strong> \ud37c\uc990\uc758 \ub9c8\uc9c0\ub9c9 \uc870\uac01\uc774\ub2e4. \ud55c \ub9dd\uc124\uc784 \uc5c6\uc774. <strong>\uc804\uc555 \uc870\uc815 5V \ud68c\ub85c<\/strong> \ud68c\ub85c\ub294 \ub0b4\ubd80 \ubc30\ud130\ub9ac\uac00 4.2V\uc5d0\uc11c 3.0V\ub85c \uc18c\ubaa8\ub418\ub354\ub77c\ub3c4 \ucd9c\ub825\uc774 \uc548\uc815\uc801\uc778 5V\ub97c \uc720\uc9c0\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc774 \uc548\uc815\uc131\uc740 USB \uc804\uc6d0 \uc7a5\uce58 \ubc0f \ub9c8\uc774\ud06c\ub85c\ucee8\ud2b8\ub864\ub7ec\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud558\uba70, \uc804\uc555\uc774 \ubcc0\ub3d9\ud558\uba74 \uc624\uc791\ub3d9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc8fc\uc694 5V \ubc30\ud130\ub9ac \uc885\ub958<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nuranu.com\/wp-content\/uploads\/2026\/01\/5V_Battery_Types_Overview_and_Comparison_JiRMGnum3.webp\" alt=\"5V \ubc30\ud130\ub9ac \uc720\ud615 \uac1c\uc694 \ubc0f \ube44\uad50\" \/><\/p>\n<p>\uc18c\uc2f1\ud560 \ub54c <strong>5V \uc804\uc6d0 \uacf5\uae09 \ubc30\ud130\ub9ac<\/strong>, \uadf8\ub7f0\ub370 \uc911\uc694\ud55c \uc810\uc740 \u201c5V\u201d\uac00 \ud654\ud559 \uc140\uc758 \uace0\uc720 \uc804\uc555\uc778 \uacbd\uc6b0\uac00 \ub4dc\ubb3c\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \ub300\uc2e0 \ud2b9\uc815 \ud654\ud559 \uc870\ud569\uacfc \uc804\uc555 \uc870\uc808 \ud68c\ub85c(BMS)\ub97c \ud568\uaed8 \uc0ac\uc6a9\ud558\uc5ec \uc548\uc815\uc801\uc778 5V \ucd9c\ub825\uc744 \uc81c\uacf5\ud558\ub3c4\ub85d \uc774 \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud569\ub2c8\ub2e4. \uc544\ub798\ub294 \uc6b0\ub9ac\uac00 \uc2dc\uc7a5\uc5d0\uc11c \uc774\uc6a9\ud558\uace0 \ub9c8\uc8fc\uce58\ub294 \uc8fc\uc694 \uae30\uc220\uc758 \uac1c\uc694\uc785\ub2c8\ub2e4.<\/p>\n<h3>\ucda9\uc804\uc2dd \ub9ac\ud2ac \uc774\uc628(Li-ion) \ubc0f Li-Po<\/h3>\n<p>\ub9ac\ud2ac \uae30\ubc18 \uc194\ub8e8\uc158\uc740 \ub192\uc740 \uc5d0\ub108\uc9c0 \ubc00\ub3c4 \ub54c\ubb38\uc5d0 \ud604\ub300 \uc804\uc790\uc81c\ud488\uc758 \uc5c5\uacc4 \ud45c\uc900\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ub9ac\ud2ac \uc774\uc628(Li-ion):<\/strong> \uc77c\ubc18\uc801\uc73c\ub85c 18650 \ub610\ub294 21700\uacfc \uac19\uc740 \uc6d0\ud1b5\ud615 \uc140\uc744 \uc0ac\uc6a9\ud558\uba70, \uc774 \ubc30\ud130\ub9ac \ud329\uc740 \uacac\uace0\ud558\uace0 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc774 \ub192\uc2b5\ub2c8\ub2e4. \ub2e8\uc77c \uc140\uc758 \uc815\uaca9 \uc804\uc555\uc740 3.6V \ub610\ub294 3.7V\ub85c, \uc774\ub97c \ucee8\ubc84\ud130\ub97c \uc0ac\uc6a9\ud574 5V\ub85c \uc0c1\uc2b9\uc2dc\ud0b5\ub2c8\ub2e4. \ub354 \ud070 \ud329\uc758 \uacbd\uc6b0 \uc140\uc744 \uc9c1\ub82c\ub85c \ubc30\uc5f4(\uc608: 7.4V)\ud558\uace0 \uc804\uc555\uc744 \ub0b4\ub824\uc11c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc54c\uace0 \uc788\ub294... <a href=\"https:\/\/nuranu.com\/ko\/how-to-choose-18650-lithium-ion-battery-with-high-quality-and-high-safety\/\">\uace0\ud488\uc9c8 18650 \ub9ac\ud2ac \uc774\uc628 \ubc30\ud130\ub9ac \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/a> \uc548\uc804\uacfc \ub0b4\uad6c\uc131\uc744 \ubcf4\uc7a5\ud558\ub294 \ub370 \uacb0\uc815\uc801\uc785\ub2c8\ub2e4 <strong>5 \ubcfc\ud2b8 \ubc30\ud130\ub9ac \ud329<\/strong>.<\/li>\n<li><strong>\ub9ac\ud2ac \ud3f4\ub9ac\uba38(Li-Po):<\/strong> \uc774\ub4e4\uc740 \ud30c\uc6b0\uce58 \ud615\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucd08\ubc15\ud615 \ubc0f \ub9de\ucda4\ud615 \ubaa8\uc591\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc804\uc555\uc740 \ub9ac\ud2ac \uc774\uc628\uacfc \uc720\uc0ac\ud558\uac8c(\uc815 nominal 3.7V) \uc791\ub3d9\ud558\uc9c0\ub9cc, \ub2e8\ub2e8\ud55c \uc6d0\ud1b5\ud615\uc774 \ub9de\uc9c0 \uc54a\ub294 \uc6e8\uc5b4\ub7ec\ube14 \uac19\uc740 \uacbd\ub7c9, \uc18c\ud615 \uae30\uae30\uc5d0 \uc120\ud638\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>LiFePO4: \uc548\uc804\uc131 \ubc0f \uc218\uba85<\/h3>\n<p>\uadf9\ub300\uc758 \uc548\uc804\uc131\uacfc \uc0ac\uc774\ud074 \uc218\uba85\uc744 \uc694\uad6c\ud558\ub294 \uc0b0\uc5c5\uc6a9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0, \uc6b0\ub9ac\ub294 \uc885\uc885 \ub9ac\ud2ac\uc778\uc0b0\ucca0(LiFePO4)\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4. \ud45c\uc900 \ub9ac\ud2ac\uc774\uc628\ubcf4\ub2e4 \ubb34\uac70\uc6b8 \uc218 \uc788\uc9c0\ub9cc LiFePO4 \uc140(\uc815\uaca9 3.2V)\uc740 \uc5f4\uc801 \uc548\uc815\uc131\uc774 \uc6b0\uc218\ud558\uace0 \uc218\uba85\uc774 3~4\ubc30 \ub354 \uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4. A <strong>\ucda9\uc804\uc2dd \ub9ac\ud2af\ud3f4\ub9ac\uba38 5V<\/strong> LiFePO4\uc758 \ub3d9\uae09\uc740 \uc758\ub8cc \uae30\uae30\ub098 \uc0c1\uc2dc \uad6c\ub3d9\ub418\ub294 \uc7a5\ube44\uc5d0 \uc774\uc0c1\uc801\uc774\uba70 \uacfc\uc5f4 \ubc0f \uc5f4\ud654\uc5d0 \uc800\ud56d\ud569\ub2c8\ub2e4.<\/p>\n<h3>NiMH \ubc0f \ube44\ucda9\uc804 \uac00\ub2a5 \ub300\uc548<\/h3>\n<p>\uc624\ub298\ub0a0 \uace0\uae09 \uc81c\uc870\uc5d0\uc11c \ub35c \ud754\ud558\uc9c0\ub9cc, \uad6c\uc2dd \ud654\ud559\uc131\ubd84\ub3c4 \uc5ec\uc804\ud788 \uc874\uc7ac\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>NiMH(\ub2c8\ucf08-\uc218\uc18c\ud654\ubb3c):<\/strong> \uc774 1.2V \uc140\uc740 \ubcf4\ud1b5 4\uac1c\ub97c \uc9c1\ub82c\ub85c \uc313\uc544 4.8V\ub97c \ub9cc\ub4e4\uc5b4 5V \uacf5\uae09\uc5d0 \uadfc\uc811\ud558\uac8c \ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub9ac\ud2ac \ub300\uc548\uc5d0 \ube44\ud574 \ubb34\uac81\uace0 \uc6a9\ub7c9\uc774 \uc801\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\uc54c\uce74\ub77c\uc778(\ube44\ucda9\uc804 \uac00\ub2a5):<\/strong> \uc9c1\ub82c\ub85c \uc5f0\uacb0\ud55c 3\uac1c\uc758 1.5V \uc54c\uce74\ub77c\uc778 \ubc30\ud130\ub9ac\ub294 4.5V\ub97c \uc81c\uacf5\ud558\uc5ec \uac04\ub2e8\ud55c 5V \ub85c\uc9c1 \ud68c\ub85c\ub97c \uad6c\ub3d9\ud560 \uc218 \uc788\uc9c0\ub9cc \ubd80\ud558 \uc544\ub798 \uc804\uc555\uc774 \uae09\uaca9\ud788 \ub5a8\uc5b4\uc838 \uc815\ubc00 \uc804\uc790\uc7a5\uce58\uc5d0\ub294 \ubd80\uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>\ub2e8\uc77c \uc140 \ub300 \ubc30\ud130\ub9ac \ud329 \uc120\ud0dd<\/h3>\n<p>\ub2e8\uc77c \uc140\uacfc \ub2e4\uc911 \uc140 \ud329 \uc911 \uc120\ud0dd\uc740 \uae30\uae30\uc758 \uc804\ub825 \uc18c\ubaa8\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ub2e8\uc77c \uc140 \ubc0f \ubd80\uc2a4\ud2b8 \ucee8\ubc84\ud130:<\/strong> \uc800\uc804\ub825 \uae30\uae30\uc5d0 \ucd5c\uc801\uc785\ub2c8\ub2e4. \ud558\ub098\uc758 <strong>18650 \ubc30\ud130\ub9ac 5V<\/strong> \uc194\ub8e8\uc158(\uc2e4\uc81c \ud55c \uc140\uacfc PCB)\uc73c\ub85c \uacf5\uac04\uc744 \uc808\uc57d\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub2e4\uc911 \uc140 \ud329(\uc9c1\ub82c\/\ubcd1\ub82c):<\/strong> \uace0\uc804\ub958 \uc18c\ubaa8 \uae30\uae30\uc5d0 \ud544\uc218\uc785\ub2c8\ub2e4. \uc6a9\ub7c9(mAh)\uacfc \uc804\uc555 \uc548\uc815\uc131\uc744 \ub192\uc774\ub3c4\ub85d \uc140\uc744 \uad6c\uc131\ud558\uc5ec \ucda9\uc804 \uc0ac\uc774\uc758 \uc791\ub3d9 \uc2dc\uac04\uc744 \uc5f0\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ud615\ud0dc \ubc0f \uc608\uc2dc<\/h2>\n<p>\uc6b0\ub9ac\uac00 'a'\uc5d0 \ub300\ud574 \uc774\uc57c\uae30\ud560 \ub54c <strong>5V \ubc30\ud130\ub9ac<\/strong>, \uc77c\ubc18\uc801\uc73c\ub85c AA \ubc30\ud130\ub9ac \uac19\uc740 \uadf8\ub0e5 \uc2dc\ud310 \uc140\uc744 \uac00\ub9ac\ud0a4\ub294 \uacbd\uc6b0\uac00 \uc544\ub2c8\ub77c, \ud604\ub300 \uc804\uc790\uc81c\ud488\uc5d0\uc11c \ud544\uc694\ub85c \ud558\ub294 \uc548\uc815\uc801\uc778 5V \ucd9c\ub825\uc744 \uc81c\uacf5\ud558\ub3c4\ub85d \uc124\uacc4\ub41c \ud2b9\uc815 \ud3fc \ud329\uc744 \ucc3e\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc194\ub8e8\uc158\uc740 \uaddc\uc81c \ud68c\ub85c\uc640 \uacb0\ud569\ub41c \ub9ac\ud2ac \uae30\uc220\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ud30c\uc6cc \ubc45\ud06c\uc640 USB \ubc30\ud130\ub9ac \ud329<\/h3>\n<p>\uac00\uc7a5 \uc798 \uc54c\ub824\uc9c4 <strong>\ud734\ub300\uc6a9 5V \uc804\uc6d0<\/strong> \ud45c\uc900 USB \ud30c\uc6cc \ubc45\ud06c\uc785\ub2c8\ub2e4. \uadf8 \ub9e4\ub048\ud55c \ud50c\ub77c\uc2a4\ud2f1 \ub610\ub294 \uae08\uc18d \ucf00\uc774\uc2a4 \uc548\uc5d0\ub294 \ubcf4\ud1b5 \ub9ac\ud2ac \uc774\uc628 \uc140\uc758 \ud074\ub7ec\uc2a4\ud130\ub098 \uc587\uc740 \ub9ac\ud2ac \ud3f4\ub9ac\uba38 \ud30c\uc6b0\uce58\uac00 \ub4e4\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc140\uc758 \uace0\uc720 \uc804\uc555\uc774 3.7V\uc774\ubbc0\ub85c \uae30\uae30\ub294 \ub0b4\ubd80\uc801\uc73c\ub85c <strong>3.7V\uc5d0\uc11c 5V\ub85c \uc2b9\uc555 \ucee8\ubc84\ud130<\/strong> USB \ucd9c\ub825\uc6a9\uc73c\ub85c \uc804\uc555\uc744 \uc62c\ub9ac\uae30 \uc704\ud55c \ubd80\ud488\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub294 \uc2a4\ub9c8\ud2b8\ud3f0 \ucda9\uc804\uc774\ub098 \uc18c\ud615 USB \ud32c \uc791\ub3d9\uc5d0 \uc644\ubcbd\ud55c \ud50c\ub7ec\uadf8 \uc564 \ud50c\ub808\uc774 \uc194\ub8e8\uc158\uc785\ub2c8\ub2e4.<\/p>\n<h3>18650 \ubc0f 21700 \ub9de\ucda4 \ubc30\ud130\ub9ac \ud329<\/h3>\n<p>DIY \uc560\ud638\uac00\uc640 \uc0b0\uc5c5\uc6a9 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc704\ud55c \ubc30\ud130\ub9ac \ud329 \uad6c\uc131, <strong>5 \ubcfc\ud2b8 \ubc30\ud130\ub9ac \ud329<\/strong> \uc6d0\ud1b5\ud615 \uc140\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \ub9e4\uc6b0 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4. <strong>18650 \ubc30\ud130\ub9ac 5V<\/strong> \uc124\uc815\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ubc30\ud130\ub9ac \ud558\uc6b0\uc800\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \uc140\uc744 \ubcd1\ub82c\ub85c \uc2a4\ud3ff\uc6a9\uc811\ud558\uace0 BMS \ubc0f \ubd80\uc2a4\ud2b8 \ubaa8\ub4c8\uc5d0 \uc5f0\uacb0\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud329\uc740 \uc885\uc885 \ud68c\uc218\ub41c \uc140\uc774\ub098 \uac1c\ubcc4 \uc140\ub85c \uad6c\uc131\ub418\uae30 \ub54c\ubb38\uc5d0, <a href=\"https:\/\/nuranu.com\/ko\/how-to-check-if-18650-battery-is-good\/\">\uc870\ub9bd \uc804\uc5d0 18650 \ubc30\ud130\ub9ac\uac00 \uc591\ud638\ud55c\uc9c0 \ud655\uc778\ud574\uc57c<\/a> \ud329\uc758 \uc131\ub2a5\uc744 \ub9dd\uac00\ub728\ub9b4 \uc218 \uc788\ub294 \uc6a9\ub7c9 \ubd88\uc77c\uce58\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc870\ub9bd \uc804 \uac80\uc0ac\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ucef4\ud329\ud2b8 DIY \ubaa8\ub4c8<\/h3>\n<p>\uacf5\uac04\uc774 \ud611\uc18c\ud55c \ud504\ub85c\uc81d\ud2b8, \uc608\ub97c \ub4e4\uc5b4 \uc6e8\uc5b4\ub7ec\ube14 \uc804\uc790 \uae30\uae30\ub098 \uc18c\ud615 \uc13c\uc11c\uc5d0 \uc801\ud569\ud55c \ubc29\uc2dd\uc740 \ucef4\ud329\ud2b8 DIY \ubaa8\ub4c8\uc785\ub2c8\ub2e4. \uc774\ub4e4\uc740 \ubcf4\ud1b5 \uc791\uc740 \ub0a9\uc791\ud55c LiPo \ubc30\ud130\ub9ac\uac00 \uc9c1\uc811 \uc18c\ud615 <strong>\uc804\uc555 \uc870\uc815 5V \ud68c\ub85c<\/strong> \ubcf4\ub4dc\uc5d0 \uc5f0\uacb0\ub418\uc5b4 \uc788\ub294 \ud615\ud0dc\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \ud30c\uc6cc \ubc45\ud06c\uc758 \ubcf4\ud638\uc801 \ub300\uc6a9\ub7c9\uc774 \uc5c6\uc9c0\ub9cc \uc784\ubca0\ub514\ub4dc \uc2dc\uc2a4\ud15c\uc5d0 \uac00\ubcbc\uc6b4 <strong>5V \uc804\uc6d0 \uacf5\uae09 \ubc30\ud130\ub9ac<\/strong> \ud574\uacb0\ucc45\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h3>5V \ubc30\ud130\ub9ac \uc720\ud615 \ube44\uad50<\/h3>\n<p>\ub2e4\uc74c\uc740 \ub2f9\uc2e0\uc758 \ud544\uc694\uc5d0 \ub9de\ub294 \ud3fc\ud329\ud130\ub97c \uacb0\uc815\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\ub294 \ube60\ub978 \uac1c\uc694\uc785\ub2c8\ub2e4:<\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left;\">\ud3fc \ud329\ud130<\/th>\n<th style=\"text-align: left;\">\uc77c\ubc18 \uc6a9\ub7c9<\/th>\n<th style=\"text-align: left;\">\ubb34\uac8c<\/th>\n<th style=\"text-align: left;\">\uc218\uba85 \uc8fc\uae30<\/th>\n<th style=\"text-align: left;\">\ucd5c\uc801\uc758 \uc0ac\uc6a9 \uc0ac\ub840<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left;\"><strong>USB \ud30c\uc6cc \ubc45\ud06c<\/strong><\/td>\n<td style=\"text-align: left;\">2,000 \u2013 30,000 mAh<\/td>\n<td style=\"text-align: left;\">\uac15\ub825<\/td>\n<td style=\"text-align: left;\">300\u2013500 \uc0ac\uc774\ud074<\/td>\n<td style=\"text-align: left;\">\uc804\ud654\uae30, \ud0dc\ube14\ub9bf, \uac00\uc815\uc6a9 \uae30\uae30 \ucda9\uc804<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>\uc0ac\uc6a9\uc790 \uc815\uc758 18650 \ud329<\/strong><\/td>\n<td style=\"text-align: left;\">1,000 mAh+ (\uc140\ub2f9)<\/td>\n<td style=\"text-align: left;\">\uc911\uac04<\/td>\n<td style=\"text-align: left;\">500\u20131000 \uc0ac\uc774\ud074<\/td>\n<td style=\"text-align: left;\">\ub85c\ubd07\uacf5\ud559, \uace0\uc804\ub958 DIY \ud504\ub85c\uc81d\ud2b8, \uc190\uc804\ub4f1<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>\ucf64\ud329\ud2b8 LiPo \ubaa8\ub4c8<\/strong><\/td>\n<td style=\"text-align: left;\">100 \u2013 2,000 mAh<\/td>\n<td style=\"text-align: left;\">\ub9e4\uc6b0 \uac00\ubcbc\uc6c0<\/td>\n<td style=\"text-align: left;\">300\u2013500 \uc0ac\uc774\ud074<\/td>\n<td style=\"text-align: left;\">\uc6e8\uc5b4\ub7ec\ube14, \uc544\ub450\uc774\ub178\/ESP32, \ub4dc\ub860<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>\uc54c\uce74\ub77c\uc778 \ud329 (3\uac1c \ub610\ub294 4\uac1c)<\/strong><\/td>\n<td style=\"text-align: left;\">\ub2e4\uc591\ud568<\/td>\n<td style=\"text-align: left;\">\uc911\uac04<\/td>\n<td style=\"text-align: left;\">\uc77c\ud68c\uc6a9<\/td>\n<td style=\"text-align: left;\">\uc800\uc804\ub825 \uc644\uad6c, \ube44\uc0c1\u5907\u7528(\uaddc\uc815 \ud544\uc694)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>5V \ubc30\ud130\ub9ac\uc758 \uc77c\ubc18\uc801 \uc751\uc6a9<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nuranu.com\/wp-content\/uploads\/2026\/01\/5V_Battery_Applications_and_Basics_Guide_SUN1DcocV.webp\" alt=\"5V \ubc30\ud130\ub9ac \uc751\uc6a9 \ubc0f \uae30\ucd08 \uac00\uc774\ub4dc\" \/><\/p>\n<p>5V \ud45c\uc900\uc740 \ud604\ub300 \uc804\uc790\uc5d0\uc11c \uac00\uc7a5 \ub2e4\uc7ac\ub2e4\ub2a5\ud55c \uc804\uc555 \ud50c\ub7ab\ud3fc\uc73c\ub85c \uaf3d\ud799\ub2c8\ub2e4. \ubcf4\ud3b8\uc801\uc778 USB \ud45c\uc900\uacfc \uc77c\uce58\ud558\uae30 \ub54c\ubb38\uc5d0 \ud734\ub300\uc6a9 \uc18c\ud615 \uae30\uae30\uc5d0\uc11c \ud2b9\uc218\ud55c \uc0b0\uc5c5\uc6a9 \uc13c\uc11c\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ubaa8\ub4e0 \uac83\uc744 \uad6c\ub3d9\ud558\ub294 \uc804\uc6d0\uc6d0\uc73c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4. \ub204\ub77c\ub204(Nuranu)\uc5d0\uc11c\ub294 \ub300\ub7c9 \uc18c\ube44\uc790 \uc694\uad6c\uc640 \ud2b9\uc218 \uc0b0\uc5c5 \uc694\uad6c\ub97c \ubaa8\ub450 \ucda9\uc871\ud558\ub294 \uc194\ub8e8\uc158\uc744 \uc124\uacc4\ud569\ub2c8\ub2e4.<\/p>\n<h3>\uc18c\ube44\uc790 \uc804\uc790\uc81c\ud488 \ubc0f USB \uae30\uae30<\/h3>\n<p>\uac00\uc7a5 \ub208\uc5d0 \ub744\ub294 \uc801\uc6a9\uc740 <strong>USB \ud30c\uc6cc \ubc45\ud06c \ubc30\ud130\ub9ac<\/strong>. \uc785\ub2c8\ub2e4. \uc774 \ud734\ub300\uc6a9 \ucda9\uc804\uae30\ub294 \uc2a4\ub9c8\ud2b8\ud3f0, \ud0dc\ube14\ub9bf, \ubb34\uc120 \ud5e4\ub4dc\ud3f0\uc744 \uc774\ub3d9 \uc911\uc5d0\ub3c4 \uc791\ub3d9\ud558\uac8c \ud574\uc90d\ub2c8\ub2e4. \ub0b4\ubd80 \ud654\ud559\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 3.7V \ub9ac\ud2ac\uc778 \uacbd\uc6b0\uac00 \ub9ce\uc9c0\ub9cc \ucd9c\ub825\uc740 USB \ud504\ub85c\ud1a0\ucf5c\uc5d0 \ub9de\ucdb0 \uc5c4\uaca9\ud788 5V\ub85c \uaddc\uc81c\ub418\uc5b4 \ubbfc\uac10\ud55c \uae30\uae30\uc758 \uc548\uc804\ud55c \ucda9\uc804\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<h3>DIY \uc804\uc790\uacf5\ud559 \ubc0f \ud504\ub85c\ud1a0\ud0c0\uc774\ud551<\/h3>\n<p>\uc81c\uc870\uc790\uc640 \uc5d4\uc9c0\ub2c8\uc5b4\ub97c \uc704\ud55c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 <strong>Arduino\uc6a9 5V \ubc30\ud130\ub9ac<\/strong> \ub610\ub294 Raspberry Pi\ub294 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774 \uac1c\ubc1c \ubcf4\ub4dc\ub294 \uc7ac\uc124\uc815 \uc5c6\uc774 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud574 \uc548\uc815\uc801\uc778 \uc804\uc555\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ub9c8\uc774\ud06c\ub85c\ucee8\ud2b8\ub864\ub7ec:<\/strong> \uac00\uc815 \uc790\ub3d9\ud654 \ud504\ub85c\uc81d\ud2b8\uc6a9 \ub85c\uc9c1 \ubcf4\ub4dc \uc804\uc6d0 \uacf5\uae09 \uc2dc\uc2a4\ud15c.<\/li>\n<li><strong>\ub85c\ubd07 \uacf5\ud559:<\/strong> \uad50\uc721\uc6a9 \ub610\ub294 \ucde8\ubbf8 \ub85c\ubd07\uc5d0\uc11c \uc18c\ud615 \uc11c\ubcf4 \ubaa8\ud130\uc640 \uc13c\uc11c\ub97c \uad6c\ub3d9\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub9de\ucda4\ud615 \ud504\ub85c\uc81d\ud2b8:<\/strong> \ub9ce\uc740 \uac1c\ubc1c\uc790\ub4e4\uc774 \ud65c\uc6a9\ud569\ub2c8\ub2e4 <a href=\"https:\/\/nuranu.com\/ko\/what-is-a-18650-battery-size\/\">\ud45c\uc900 18650 \ubc30\ud130\ub9ac \uc140\uc785\ub2c8\ub2e4<\/a> \ubc30\ud130\ub9ac \uad00\ub9ac \uc2dc\uc2a4\ud15c(BMS)\uacfc \ubd80\uc2a4\ud2b8 \ucee8\ubc84\ud130\ub85c \uad6c\uc131\ub418\uc5b4 \uc6d0\uaca9 \ubaa8\ub2c8\ud130\ub9c1 \uc2a4\ud14c\uc774\uc158\uc6a9 \uc7a5\uae30 \uc9c0\uc18d \uac00\ub2a5\ud55c 5V \ud329\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>\ucc29\uc6a9 \uac00\ub2a5\ud55c \uae30\uc220<\/h3>\n<p>\uc6b0\ub9ac\ub294 \uc790\uc8fc \uc18c\ud615 \ub514\uc790\uc778\uc744 \ud569\ub2c8\ub2e4 <strong>5V \ucda9\uc804\uc2dd \ubc30\ud130\ub9ac<\/strong> \uc6e8\uc5b4\ub7ec\ube14 \uc2dc\uc7a5\uc744 \uc704\ud55c \uc194\ub8e8\uc158. \uc774 \ubd80\ubb38\uc740 \ub450\uaebc\uc6b4 \ubd80\ud53c\uac00 \uc635\uc158\uc774 \uc544\ub2cc \uac00\uc5f4 \uc7ac\ud0b7, \uc2a4\ub9c8\ud2b8 \uc870\ub07c, \ud734\ub300\uc6a9 \uc758\ub8cc \ubaa8\ub2c8\ud130\ub9c1 \uc7a5\uce58\uc640 \uac19\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub300\ud574 \uac00\ubccd\uace0 \uc548\uc804\ud55c \uc804\uc6d0\uc6d0\uc744 \uc694\uad6c\ud569\ub2c8\ub2e4.<\/p>\n<h3>\uc0b0\uc5c5\uc6a9 \ubc0f \ub9de\ucda4 \uc6a9\ub3c4<\/h3>\n<p>\uc18c\ube44\uc790 \uae30\uc220\uc744 \ub118\uc5b4, \uc6b0\ub9ac\ub294 \uc81c\uc870\ud569\ub2c8\ub2e4 <strong>\uc0b0\uc5c5\uc6a9 \ub9ac\ud2ac \ud329<\/strong> \uc804\ubb38 \uc7a5\ube44\ub97c \uc704\ud55c \uac83\uc785\ub2c8\ub2e4. \uc774\uac83\ub4e4\uc740 \uc885\uc885 \ub0a1\uc740 \uc54c\uce7c\ub9ac\uc131 \uc124\uce58\ub97c \ub300\uccb4\ud558\uc5ec \ud3d0\uae30\ubb3c\uc744 \uc904\uc774\uace0 \ub7f0\ud0c0\uc784\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ud734\ub300\uc6a9 POS \ub2e8\ub9d0\uae30.<\/li>\n<li>\ud734\ub300\uc6a9 \ubc14\ucf54\ub4dc \uc2a4\uce90\ub108 \ubc0f \uc778\ubca4\ud1a0\ub9ac \ucd94\uc801\uae30.<\/li>\n<li>\uacac\uace0\ud55c \ud658\uacbd\uc774 \ud544\uc694\ud55c \ud604\uc7a5 \ud14c\uc2a4\ud2b8 \uc7a5\ube44. <strong>\ud734\ub300\uc6a9 5V \uc804\uc6d0<\/strong>.<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \uc804\ubb38\uc801 \ud658\uacbd\uc5d0\uc11c \uc77c\ubc18 \ubc15\uc2a4\ud615 \ubcf4\uc870 \ubc30\ud130\ub9ac\ub294 \uac70\uc758 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub9de\ucda4\ud615 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc740 \ubc30\ud130\ub9ac \ud615\uc0c1\uc774 \uae30\uae30 \ud558\uc6b0\uc9d5\uc5d0 \uc644\ubcbd\ud558\uac8c \ub9de\ub3c4\ub85d \ud558\uace0 \uc911\ub7c9 \uc6b4\uc804 \uc8fc\uae30\uc5d0 \ud544\uc694\ud55c \uc815\ud655\ud55c \uc804\ub958\ub97c \uc81c\uacf5\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<h2>5V \ubc30\ud130\ub9ac \uc120\ud0dd \uc2dc\uc758 \ud575\uc2ec \uace0\ub824\uc0ac\ud56d<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nuranu.com\/wp-content\/uploads\/2026\/01\/5V_Battery_Essentials_Capacity_Current_Safety_Life_1.webp\" alt=\"5V \ubc30\ud130\ub9ac \uae30\ubcf8: \uc6a9\ub7c9, \uc804\ub958, \uc548\uc804, \uc218\uba85\" \/><\/p>\n<p>\uc801\ud569\ud55c \uac83\uc744 \uc120\ud0dd\ud558\ub294 \uac83 <strong>5 \ubcfc\ud2b8 \ubc30\ud130\ub9ac \ud329<\/strong> \ud504\ub85c\uc81d\ud2b8\uc5d0 \ud544\uc694\ud55c \uac83\uc740 \ub2e8\uc9c0 \uc804\uc555 \ub9e4\uce6d \uc774\uc0c1\uc785\ub2c8\ub2e4. \uc81c\uc870\uc0ac\ub85c\uc11c \uc800\ub294 \ub9ce\uc740 \uad6c\ub9e4\uc790\uac00 \uc131\ub2a5\uacfc \uc548\uc804\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc911\uc694\ud55c \uc0ac\uc591\uc744 \uac04\uacfc\ud558\ub294 \uac83\uc744 \ubd05\ub2c8\ub2e4. \uae30\uae30\uac00 \uc548\uc815\uc801\uc73c\ub85c \uc791\ub3d9\ud558\ub824\uba74 \ubc30\ud130\ub9ac\uc758 \ub2a5\ub825\uc5d0 \ub300\ud574 \uc751\uc6a9 \ubd84\uc57c\uc758 \ud2b9\uc815 \uc694\uad6c\ub97c \ud3c9\uac00\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc74c\uc740 \uc5fc\ub450\uc5d0 \ub450\uc5b4\uc57c \ud560 \uc8fc\uc694 \uc694\uc778\ub4e4\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\uc6a9\ub7c9 (mAh \ub300 Wh):<\/strong> \ub300\ub2e4\uc218\uc758 \uc0ac\ub78c\ub4e4\uc740 <strong>mAh \uc6a9\ub7c9 5V<\/strong> \ub4f1\uae09\uc740 \ubcf4\uc9c0\ub9cc \uc640\ud2b8\uc2dc(Wh)\uac00 \ucd1d \uc5d0\ub108\uc9c0\ub97c \ub354 \uc798 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc6a9\ub7c9\uc774 \ub192\uc744\uc218\ub85d \ub7f0\ud0c0\uc784\uc740 \uae38\uc5b4\uc9c0\uc9c0\ub9cc \ubb3c\ub9ac\uc801 \ud06c\uae30\ub3c4 \ucee4\uc9d1\ub2c8\ub2e4.<\/li>\n<li><strong>\ucd9c\ub825 \uc804\ub958:<\/strong> \ub2f9\uc2e0\uc758 \uae30\uae30\ub294 \uc791\ub3d9\ud558\ub824\uba74 \ud2b9\uc815 \uc804\ub958\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ud45c\uc900 USB \ud3ec\ud2b8\ub294 1A \ub610\ub294 2.1A\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc9c0\ub9cc \uace0\uc131\ub2a5 \uc804\uc790\uae30\uae30\ub294 \ubcf4\ud1b5 \uc5f0\uc18d \ubc29\uc804 3A \uc774\uc0c1\uc744 \ud544\uc694\ub85c \ud569\ub2c8\ub2e4. \ubc30\ud130\ub9ac\uac00 \ud544\uc694\ud55c \uc804\ub958\ub97c \uacf5\uae09\ud558\uc9c0 \ubabb\ud558\uba74 \uae30\uae30\uac00 \uc791\ub3d9\uc744 \uc911\ub2e8\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc548\uc804 \uae30\ub2a5:<\/strong> \uc548\uc804\uacfc\uc758 \ud0c0\ud611\uc740 \uae08\ubb3c\uc785\ub2c8\ub2e4. \uace0\ud488\uc9c8\uc758 <strong>\ubc30\ud130\ub9ac \uad00\ub9ac \uc2dc\uc2a4\ud15c BMS<\/strong> \uc740(\ub294) \uc591\ubcf4 \ubd88\uac00\ud569\ub2c8\ub2e4. \uacfc\ucda9\uc804, \ub2e8\ub77d \ubc0f \uacfc\uc5f4\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\uba70\u2014\uc5b4\ub5a4 <strong>\ud734\ub300\uc6a9 5V \uc804\uc6d0<\/strong>.<\/li>\n<li><strong>\ud06c\uae30 \ubc0f \ubb34\uac8c:<\/strong> \ub9ac\ud2ac \uae30\uc220\uc740 \ucef4\ud329\ud2b8\ud55c \uc124\uacc4\ub97c \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uacf5\uac04\uc744 \ucd5c\uc801\ud654\ud560 \ub54c\ub294 <a href=\"https:\/\/nuranu.com\/ko\/18650-lithium-battery-or-26650-lithium-battery-which-is-better\/\">18650 \ub9ac\ud2ac \ubc30\ud130\ub9ac \ub610\ub294 26650 \ub9ac\ud2ac \ubc30\ud130\ub9ac\uc758 \ucc28\uc774\ub97c \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4<\/a> \ucd5c\uc885 \ud329\uc758 \ubb3c\ub9ac\uc801 footprint\uc640 \uc5d0\ub108\uc9c0 \ubc00\ub3c4\ub97c \uade0\ud615 \uc7a1\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uc218\uba85:<\/strong> \uc8fc\uae30 \uc218\uba85\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624. \uace0\ud488\uc9c8 \ub9ac\ud2ac \ud329\uc740 \uc800\uac00 \ub300\uc548\ubcf4\ub2e4 \ucda9\uc804 \uc0ac\uc774\ud074\uc774 \ud6e8\uc52c \ub9ce\uc774 \uc81c\uacf5\ub418\uc5b4 \uc7a5\uae30 \uad50\uccb4 \ube44\uc6a9\uacfc \ud658\uacbd \uc601\ud5a5\uc744 \uc904\uc5ec \uc90d\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p><strong>\ucda9\uc804 \ud638\ud658\uc131<\/strong> \ucda9\uc804 \uc785\ub825\uc774 \ubc30\ud130\ub9ac\uc758 \ud654\ud559\uc801 \uc694\uad6c\uc0ac\ud56d\uacfc \uc77c\uce58\ud558\ub3c4\ub85d \ud558\ub294 \uac83\uc774 \ud37c\uc990\uc758 \ub9c8\uc9c0\ub9c9 \uc870\uac01\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\uace0 \ub9e4\ubc88 \uc644\uc804 \ucda9\uc804\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<h2>5V \ubc30\ud130\ub9ac\uc758 \uc548\uc804 \ubc0f \uc720\uc9c0 \uad00\ub9ac \ud301<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nuranu.com\/wp-content\/uploads\/2026\/01\/5V_Battery_Safety_Maintenance_and_Certification_Gu_1.webp\" alt=\"5V \ubc30\ud130\ub9ac \uc548\uc804 \uad00\ub9ac \ubc0f \uc778\uc99d \uac00\uc774\ub4dc\" \/><\/p>\n<p>\ub9ac\ud2ac \uae30\ubc18 \uc804\ub825\uc744 \ub2e4\ub8e8\ub294 \uc77c\uc740 \uc874\uc911\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc800\ud488\uc9c8\uc758 <strong>5 \ubcfc\ud2b8 \ubc30\ud130\ub9ac \ud329<\/strong> \ud638\ud658\ub418\uc9c0 \uc54a\ub294 \ubd80\ud488 \uc870\ud569\uc740 \ube44\ud6a8\uc728\uc801\uc77c \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc2e4\uc81c \ud654\uc7ac \uc704\ud5d8\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \ud070 \uc704\ud5d8\uc740 \ud45c\uc900 \uc548\uc804 \uae30\ub2a5\uc744 \uc6b0\ud68c\ud558\uac70\ub098 \ub0b4\ubd80 \ubcf4\ud638 \uae30\ub2a5\uc774 \uc5c6\ub294 \uc140\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ub9de\ucda4 \ud329\uc744 \uc9c1\uc811 \uc81c\uc791\ud558\ub294 DIY \uc560\ud638\uac00\uc758 \uacbd\uc6b0\ub3c4 <a href=\"https:\/\/nuranu.com\/ko\/do-18650-batteries-have-protection\/\">\uadc0\ud558\uc758 18650 \ubc30\ud130\ub9ac\uc5d0 \ub0b4\uc7a5 \ubcf4\ud638 \uae30\ub2a5\uc774 \uc788\ub294\uc9c0<\/a> \uc704\ud5d8\ud55c \uacfc\ubc29\uc804 \ubc0f \ub2e8\ub77d \ud68c\ub85c\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud55c \uc870\uce58.<\/p>\n<p><strong>\uc7a5\ube44\ub97c \uc548\uc804\ud558\uac8c \uc720\uc9c0\ud558\uae30 \uc704\ud55c \ub2e4\uc74c \uc720\uc9c0 \uad00\ub9ac \uc9c0\uce68\uc744 \ub530\ub974\uc2ed\uc2dc\uc624:<\/strong><\/p>\n<ul>\n<li><strong>\uc628\ub3c4 \uc81c\uc5b4:<\/strong> \uadf9\uc2ec\ud55c \uace0\uc628\uc740 \uc801\uc785\ub2c8\ub2e4. \uc808\ub300 \ub2e4\uc74c \uc7a5\uc18c\uc5d0 \ub450\uc9c0 \ub9c8\uc2ed\uc2dc\uc624 <strong>\ud734\ub300\uc6a9 5V \uc804\uc6d0<\/strong> \ub354\uc6b4 \ucc28 \uc548\uc774\ub098 \uc9c1\uc0ac\uad11\uc120\uc5d0 \ub450\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \uc2e4\uc628(\uc57d 68\u00b0F\/20\u00b0C)\uc5d0\uc11c \ubcf4\uad00\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li><strong>\uc801\uc808\ud55c \ubcf4\uad00:<\/strong> \uc624\ub798 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uacbd\uc6b0 \ub300\ub7b5 50% \ucda9\uc804 \uc0c1\ud0dc\ub85c \ubcf4\uad00\ud558\uc2ed\uc2dc\uc624. \uc644\uc804\ud788 \ube44\uc5b4 \uc788\ub294 \uc0c1\ud0dc\uc5d0\uc11c \ubcf4\uad00\ud558\uba74 \uc140\uc774 \uc190\uc0c1\ub420 \uc218 \uc788\uace0, \uc644\uc804\ud788 \ucda9\uc804\ub41c \uc0c1\ud0dc\ub85c \ubcf4\uad00\ud558\uba74 \uc6a9\ub7c9 \uc800\ud558\uac00 \ub354 \ube68\ub9ac \uc77c\uc5b4\ub0a9\ub2c8\ub2e4.<\/li>\n<li><strong>\uc778\uc99d \ud655\uc778:<\/strong> \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubc30\ud130\ub9ac\ub294 \uc548\uc804 \ud45c\uc2dd\uc774 \uc788\uc73c\uba70 \uc608\ub97c \ub4e4\uc5b4 <strong>UN38.3<\/strong>, <strong>IEC 62133<\/strong>, \ub610\ub294 <strong>UL<\/strong>. \uacfc \uac19\uc740 \ud45c\uc900\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud45c\uc900\uc740 \ucda9\uaca9, \uc9c4\ub3d9 \ubc0f \ub2e8\ub77d \ud68c\ub85c\uc5d0 \ub300\ud55c \uc5c4\uaca9\ud55c \ud14c\uc2a4\ud2b8\ub97c \ud1b5\uacfc\ud588\uc74c\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ucc98\ub9ac\/\ud3d0\uae30:<\/strong> \ub9ac\ud2ac \ubc30\ud130\ub9ac\ub97c \uc77c\ubc18 \uc4f0\ub808\uae30\uc5d0 \ubc84\ub9ac\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \ud658\uacbd \ud53c\ud574\uc640 \ud654\uc7ac\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc778\uc99d\ub41c \uc7ac\ud65c\uc6a9 \uc13c\ud130\ub85c \uac00\uc838\uac00\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc65c \ub9ac\ud2ac \uae30\uc220\uc774 5V \uc194\ub8e8\uc158\uc744 \uc9c0\ubc30\ud558\ub294\uac00<\/h2>\n<p>\ud734\ub300\uc6a9 \uc804\ub825\uc758 \uc138\uacc4\uc5d0\uc11c \ub9ac\ud2ac \ud654\ud559\uc740 NiCd\uc640 \ub0a9\ucd95\uc804\uc9c0\uc640 \uac19\uc740 \uad6c\uae30\uc220\uc744 \uc0ac\uc2e4\uc0c1 \uc740\ud1f4\uc2dc\ucf30\uc2b5\ub2c8\ub2e4. 5V \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud558\ub294 \uc81c\uc870\uc5c5\uccb4 \ubc0f \uc5d4\uc9c0\ub2c8\uc5b4\ub97c \uc704\ud55c, <strong>\ub9ac\ud2ac \uc774\uc628 (Li-ion)<\/strong> \ubc0f <strong>\ub9ac\ud2ac \ud3f4\ub9ac\uba38 (Li-Po)<\/strong> \uc131\ub2a5 \uc6b0\uc704\ub97c \uc81c\uacf5\ud558\uba70 \ubb34\uc2dc\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<p>Nuranu\uc5d0\uc11c\ub294 \ub9ac\ud2ac \uc194\ub8e8\uc158\uc5d0 \uc9d1\uc911\ud569\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \uc774\ub4e4\uc774 \ud604\ub300 \uc804\uc790\uacf5\ud559\uc758 \uac00\uc7a5 \ud070 \uacfc\uc81c\uc778 \uacf5\uac04\uacfc \ubb34\uac8c\ub97c \ud574\uacb0\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<h3>\uc6b0\uc218\ud55c \uc131\ub2a5 \uc9c0\ud45c<\/h3>\n<p>\uc804\ud1b5\uc801\uc778 \ubc30\ud130\ub9ac \ud654\ud559\uacfc \ube44\uad50\ud560 \ub54c, <strong>\ub9ac\ud2ac \uc774\uc628 5V \ucd9c\ub825<\/strong> \uc194\ub8e8\uc158\uc740 \ub69c\ub837\ud55c advantages\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\uace0\uc5d0\ub108\uc9c0 \ubc00\ub3c4:<\/strong> \ub354 \uc791\uace0\ub3c4 \ub354 \ub9ce\uc740 \uc6a9\ub7c9(mAh)\uc744 \uc81c\uacf5\ud558\uc5ec \uc2ac\ub9bc\ud55c \uc18c\ube44\uc790 \uc804\uc790\uc81c\ud488\uc5d0 \uacb0\uc815\uc801\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\ubb34\uac8c \uac10\uc18c:<\/strong> \ub9ac\ud2ac \ud329\uc740 \ub0a9\ucd95\uc804\uc9c0\uc5d0 \ube44\ud574 \ub300\ub7b5 70% \ub354 \uac00\ubcbc\uc6cc \ud734\ub300\uc6a9 \uae30\uae30\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\uc218\uba85 \uc5f0\uc7a5:<\/strong> \uc801\uc808\ud55c \uad00\ub9ac\ub85c \uc774\ub7ec\ud55c \ubc30\ud130\ub9ac\ub294 \uad6c\ud615 \uae30\uc220\uc758 \uc0ac\uc774\ud074 \uc218\uba85\ubcf4\ub2e4 \uc138 \ubc30\ub97c \uc81c\uacf5\ud558\uc5ec \uad50\uccb4 \ube44\uc6a9\uc744 \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>18650 \ubc0f 21700 \uc140\ub85c \ub9de\ucda4\ud654<\/h3>\n<p>\uc6d0\ud1b5\ud615 \uc140\uc758 \ub2e4\uc7ac\ub2e4\ub2a5\uc131\uc740 <strong>18650 \ubc30\ud130\ub9ac<\/strong>, ,\ub97c \ud1b5\ud574 \ud2b9\uc815 \uc804\uc555 \ubc0f \uc804\ub958 \uc694\uad6c\uc5d0 \ub9de\ucd98 \ub9de\ucda4 \ud329\uc744 \uad6c\uc131\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4. \ud45c\uc900 \ub9ac\ud2ac \uc140\uc740 \uba85\ubaa9\uc0c1 3.7V\ub85c \uc791\ub3d9\ud558\uae30 \ub54c\ubb38\uc5d0, \ud1b5\ud569 BMS \ubc0f DC-DC \ucee8\ubc84\ud130\uac00 \ub0b4\uc7a5\ub41c \ud329\uc73c\ub85c \uc548\uc815\uc801\uc774\uace0 \uaddc\uaca9\ud654\ub41c 5V\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc13c\uc11c\ub97c \uc704\ud55c \ub2e8\uc77c \uc140 \uc0ac\uc6a9\uc774\ub4e0 \uace0\uc6a9\ub7c9 \uad6c\uc131\uc774\ub4e0 <strong>5V \ud30c\uc6cc \ubc45\ud06c<\/strong>, \uc548\uc804\uc774 \ucd5c\uc6b0\uc120\uc785\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \ubaa8\ub4e0 \ub9de\ucda4 \ud3ec\uc7a5\uc774 \uc5c4\uaca9\ud55c \uae30\uc900\uc744 \ucda9\uc871\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud558\uba70, \ub2e4\uc74c\uacfc \uac19\uc740 \uc6b0\ub824\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4: <a href=\"https:\/\/nuranu.com\/ko\/are-18650-batteries-safe\/\">18650 \ubc30\ud130\ub9ac\ub294 \uc5bc\ub9c8\ub098 \uc548\uc804\ud55c\uac00\uc694<\/a> \uace0\uae09 \uc5f4 \uad00\ub9ac\uc640 \ub2e8\ub77d \ubcf4\ud638\ub97c \ud1b5\ud574 \uc720\uc5f0\uc131\uc744 \ud655\ubcf4\ud569\ub2c8\ub2e4. \uc774 \uc720\uc5f0\uc131\uc740 \ub9ac\ud2ac\uc744 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc7ac\ucda9\uc804 \uac00\ub2a5 5V \uc804\uc6d0\uc5d0 \ub300\ud55c \uc758\uc2ec\ud560 \uc5ec\uc9c0 \uc5c6\ub294 \uc120\ub450 \uc8fc\uc790\ub85c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n<h2>5V \ubc30\ud130\ub9ac \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>\ub2e8\uc77c \uc140\ub85c 5V \ucd9c\ub825\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n<p>\uc544\ub2c8\uc694, \uc77c\ubc18\uc801\uc73c\ub85c \ub9ac\ud2ac \uc774\uc628 \uc140 \ud558\ub098\uc758 \uacf5\uce6d \uc804\uc555\uc740 3.6V \ub610\ub294 3.7V\uc785\ub2c8\ub2e4. \uc774\ub97c \ub2ec\uc131\ud558\ub824\uba74 <strong>5V \ucd9c\ub825<\/strong>, \uc6b0\ub9ac\ub294 \ud1b5\ud569\ud569\ub2c8\ub2e4 a <strong>3.7V\uc5d0\uc11c 5V\ub85c \uc2b9\uc555 \ucee8\ubc84\ud130<\/strong> \uc9c1\uc811 \ubc30\ud130\ub9ac \ud329\uc5d0 \uc5f0\uacb0\ud558\uac70\ub098 \uc804\uc555 \uc870\uc815\uae30\uc640 \ud568\uaed8 \uc9c1\ub82c\ub85c \uc5ec\ub7ec \uac1c\uc758 \uc140\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ucc3e\uace0 \uc788\uc744 \ub54c <a href=\"https:\/\/nuranu.com\/ko\/how-to-choose-18650-battery\/\">\uc801\ud569\ud55c 18650 \ubc30\ud130\ub9ac\ub97c \uc120\ud0dd\ud558\uc138\uc694<\/a> 5V \ud504\ub85c\uc81d\ud2b8\uc758 \uacbd\uc6b0, \ud2b9\uc815 \ubaa9\ud45c\uce58\ub97c \ub2ec\uc131\ud558\uae30 \uc704\ud574 \uc6d0\ub798 \uc140 \uc804\uc555\uc744 \ud56d\uc0c1 \uc870\uc815\ud574\uc57c \ud55c\ub2e4\ub294 \uc810\uc744 \uc774\ud574\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3>\ubd80\uc2a4\ud2b8 \ucee8\ubc84\ud130\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud569\ub2c8\uae4c?<\/h3>\n<p>boost \ucee8\ubc84\ud130\ub294 \ubc30\ud130\ub9ac\uc5d0\uc11c \ub0ae\uc740 \uc804\uc555(\uc608: 3.7V)\uc744 \ub354 \ub192\uc740 \uc548\uc815\uc801\uc778 \uc804\uc555(5V)\uc73c\ub85c \uc2b9\uc555\ud558\ub294 \uc804\uc790 \ud68c\ub85c\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ud45c\uc900\uc774 \uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4 <strong>\ub9ac\ud2ac \uc774\uc628 5V \ucd9c\ub825<\/strong> \ubc30\ud130\ub9ac \uc18c\ubaa8\uac00 \uc9c4\ud589\ub418\ub354\ub77c\ub3c4 \uc548\uc815\uc801\uc778 \uc131\ub2a5\uc744 \uc720\uc9c0\ud558\uba70 USB \uae30\uae30\uc5d0 \uc804\uc6d0\uc744 \ud6a8\uacfc\uc801\uc73c\ub85c \uacf5\uae09\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ubaa8\ub4e0 5V \ubc30\ud130\ub9ac\uac00 \uc7ac\ucda9\uc804 \uac00\ub2a5\ud55c\uac00\uc694?<\/h3>\n<p>\ub300\ubd80\ubd84\uc758 \uc804\uc790\uc81c\ud488\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud604\ub300\uc758 5V \uc194\ub8e8\uc158\uc740 \ud30c\uc6cc\ubc45\ud06c\ub098 \ucee4\uc2a4\ud140 \ud329\uacfc \uac19\uc774 \ub9ac\ud2ac \ud654\ud559\uc5d0 \uc758\uc874\ud558\uae30 \ub54c\ubb38\uc5d0 \uc7ac\ucda9\uc804\uc774 \uac00\ub2a5\ud558\ub2e4. \uadf8\ub7ec\ub098 1\ucc28(\uc7ac\ucda9\uc804 \ubd88\uac00\ub2a5\ud55c) \uc54c\uce74\ub77c\uc778 \ud329\ub3c4 \uc874\uc7ac\ud558\uc9c0\ub9cc \uace0\uc804\ub825 \uc18c\ubaa8 \uc7a5\uce58\uc5d0\ub294 \ud6a8\uc728\uc774 \ub0ae\ub2e4. \uc7a5\uae30\uc801\uc778 \uc0b0\uc5c5 \uc0ac\uc6a9\uc744 \uc704\ud574\uc11c\ub294 \ub9ac\ud2ac \uc774\uc628(Li-ion)\uc774\ub098 \ub9ac\ud2ac \ucca0 \uc778\uc0b0\uc5fc(LiFePO4)\uacfc \uac19\uc740 \uc7ac\ucda9\uc804 \uac00\ub2a5\ud55c \ud654\ud559\uc744 \uad8c\uc7a5\ud55c\ub2e4.<\/p>\n<h3>\uc548\uc804 \uc8fc\uc758\uc0ac\ud56d\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h3>\n<p>\ub9ac\ud2ac \ubc30\ud130\ub9ac\ub97c \uc808\ub300 \uc791\ub3d9\uc2dc\ud0a4\uc9c0 \ub9c8\uc2ed\uc2dc\uc624 \uc5c6\uc774 <strong>\ubc30\ud130\ub9ac \uad00\ub9ac \uc2dc\uc2a4\ud15c(BMS)<\/strong>. BMS\ub294 \uacfc\ucda9\uc804\uc774\ub098 \ub2e8\ub77d\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc804\uc555, \uc628\ub3c4 \ubc0f \uc804\ub958\ub97c \ubaa8\ub2c8\ud130\ub9c1\ud569\ub2c8\ub2e4. \ub204\ub77c\ub204\uc5d0\uc11c \uc6b0\ub9ac\ub294 \ubaa8\ub4e0 \ud329\uc774 \uc5c4\uaca9\ud55c \ud45c\uc900\uc744 \ucda9\uc871\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. <strong>UN38.3<\/strong> \ubc0f <strong>UL<\/strong> \uc6b4\uc1a1 \ubc0f \uc6b4\uc804 \uc911 \uc548\uc804 \ubcf4\uc7a5\uc744 \uc704\ud574.<\/p>\n<h3>\ub0b4 \ud504\ub85c\uc81d\ud2b8\uc5d0 \ub9de\ub294 5V \ubc30\ud130\ub9ac \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\uc740?<\/h3>\n<p>\uba3c\uc800 \uae30\uae30\uc758 \uc804\ub825 \uc18c\ube44\ub97c \uc640\ud2b8 \ub610\ub294 \uc554\ud398\uc5b4\ub85c \uacc4\uc0b0\ud574 \ubcf4\uc2ed\uc2dc\uc624.<\/p>\n<ul>\n<li><strong>\uc6a9\ub7c9:<\/strong> \uc6a9\ub7c9(mAh)\uc774 \ub192\uc744\uc218\ub85d \uc791\ub3d9 \uc2dc\uac04\uc774 \uae38\uc5b4\uc9d1\ub2c8\ub2e4.<\/li>\n<li><strong>\ubc29\uc804 \uc18d\ub3c4:<\/strong> \ubc30\ud130\ub9ac\uac00 \uae30\uae30\uac00 \ub04c\uc5b4\ub4e4\uc774\ub294 \ucd5c\ub300 \uc804\ub958\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li><strong>\uc560\ud50c\ub9ac\ucf00\uc774\uc158:<\/strong> \ubc30\ud130\ub9ac \uc124\uacc4\ub41c <a href=\"https:\/\/nuranu.com\/ko\/products\/for-smart-robot\/\">\uc2a4\ub9c8\ud2b8 \ub85c\ubd07\ub4e4<\/a> \uc77c\ubc18 \uc815\uc9c0\ud615 \uc13c\uc11c\uc5d0 \ube44\ud574 \ub354 \ub192\uc740 \ub0b4\uad6c\uc131\uacfc \uc9c4\ub3d9 \uc800\ud56d\uc774 \uc790\uc8fc \uc694\uad6c\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ubc00\ud3d0\ud615 \uc778\ud074\ub85c\uc800\uc5d0 \ub9de\ub3c4\ub85d \ub9de\ucda4 \ud3fc \ud329\ud130\uac00 \ud544\uc694\ud558\uba74 \ud56d\uc0c1 \uc81c\uc870\uc5c5\uccb4\uc5d0 \ubb38\uc758\ud558\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>5V \ubc30\ud130\ub9ac\uac00 \ubb34\uc5c7\uc778\uc9c0, 3.7V \uc140\uc774 5V\ub85c \uc62c\ub77c\uac00\ub294 \ubc29\ubc95, \uc720\ud615, \uc6a9\ub3c4 \ubc0f DIY Arduino \ubc0f USB \ud504\ub85c\uc81d\ud2b8\ub97c \uc704\ud55c \uc548\uc804 \ud301\uc744 \uc54c\uc544\ubcf4\uc138\uc694.<\/p>","protected":false},"author":1,"featured_media":3573,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3574","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is a 5V Battery Easy Beginner\u2019s Guide to Types and Uses<\/title>\n<meta name=\"description\" content=\"A 5V battery is a power source engineered to deliver a consistent 5-volt direct current (DC) output. 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