{"product_id":"pcb-bms-protection-board-for-4-packs-18650-li-ion-lithium-battery-cell-4s-4a-5a","title":"PCB BMS Protection Board for 4 Packs 18650 Li-ion lithium Battery Cell 4S 4A-5A","description":"\u003cp\u003e4A-5A PCB BMS Protection Board for 4 Packs 18650 Li-ion lithium Battery Cell 4S\r\nFeatures:\r\nNote: If the correct welding, testing the output of non-output,\r\nuse other ways to activate charging about protection board!\r\nOverview:\r\nMain IC uses the original \"Ricoh\" imported components.\r\nOvercharge, over discharge, over current, short circuit protection,\r\nfor a variety of capacities in various shapes 3.7V lithium batteries.\r\nJapan protection IC, VISHAY, AOS, IR and other high-quality MOSFET, FR-4\r\nplate low temperature coefficient, design, fine workmanship, testing and comprehensive.\r\nCompact, suitable for many of the requirements of highly integrated,\r\nlow-cost applications to meet a wide range of performance requirements\r\nto ensure the absolute safety and reliability of the battery pack.\r\nThe protection board device description:\r\nComponents for Japan's S-8254AAG protection chip; Genuine Bandai America's AO4407 * 2pcs;\r\nprotect the chip as well as Ricoh R5431 series.\r\nLithium battery protection board attributes:\r\nModel: HH-P3-10.8\r\nDimensions: 48 * 15 * 1.0mm\r\nCharging voltage range: 4.25-4.35v 0.05v\r\nOver-discharge voltage range: 2.3-3.0v  0.05v\r\nWorking temperature: -40 --- + 50 c\r\nStorage conditions: -40-- + 80 c\r\nMaximum operating current: 4-5A\r\nThe maximum instantaneous current: 6-7A\r\nQuiescent Current: less than 6uA\r\nResistance: less than 45m\r\nEffective life: more than 50,000 hours\r\nShort circuit protection: protect, need to be recharged recovery\r\nSuitable for: 4packs 18650 lithium battery 14.8V 16.8V\r\nMain functions and features: over charge protection, over-discharge protection,\r\nshort circuit protection, overcurrent protection.\r\nThe protective plate using Japan's Ricoh rechargeable lithium iron phosphate battery protection IC;\r\n1) high-accuracy voltage detection circuit;\r\n2) terminal of the charger using high voltage devices;\r\n3) Built-in three-stage overcurrent detection circuit (overcurrent 1, overcurrent 2, load short circuit);\r\n4) MOS transistor can be controlled by a battery charge and discharge;\r\n5) low standby current consumption.\r\nFunction and Notice:\r\n1, the lithium battery with protection board according to the wiring diagram connection,\r\nwhen the battery voltage is overcharge and over-discharge voltage between the voltage,\r\nand P +, P- charging 1 second, P + and P- output voltage of the battery voltage.\r\n2, the battery charge function: between P + and P- plus charger to charge the battery,\r\nthe battery voltage charge to overcharge detection voltage (4.25 +_0.025V),\r\nthe protection circuit to cut off the charging path, to achieve overcharge protection.\r\n3, Battery over-discharge protection: in between the P + and P- connected load to the battery discharge\r\nwhen the battery voltage drops to over-discharge voltage (2.7-0.05V), the protection circuit,\r\nshut off the discharge path to achieve the over-discharge protection.\r\n4, Short circuit protection: When the P + and P- short circuit protection circuit will act quickly in 5-50uS,\r\ncut off access, short-circuit protection.\r\n5, Overcurrent protection function: When the V- terminal voltage of (0.15  0.02V),\r\nthe protection circuit will act quickly in 6.7-13.9ms, cut off access, overcurrent protection.\r\nPackage Included:\r\n1PCS * 4A-5A PCB BMS Protection Board for 4 Packs 18650 Li-ion lithium Battery Cell 4S\u003c\/p\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1006\/1280\/0788\/files\/d7993038e86de100a2e38ce995c5a588.jpg?v=1777117635\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1006\/1280\/0788\/files\/ad596c80670303c3cac557e27e023a59.jpg?v=1777117638\"\u003e\u003cbr\u003e","brand":"Annuosen","offers":[{"title":"Default Title","offer_id":52398189936916,"sku":"eaae71-1-","price":1.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/1280\/0788\/files\/d8aaa9a91d671478ae380ed0df4a77c1.jpg?v=1777117620","url":"https:\/\/annuosen.com\/products\/pcb-bms-protection-board-for-4-packs-18650-li-ion-lithium-battery-cell-4s-4a-5a","provider":"Annuosen","version":"1.0","type":"link"}