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4S 6A Li-ion Lithium Batterie 3.7v 18650 Charger Battery Protection Board$4.99
Short circuit protection Overcharge protection Over-discharge protection Overcurrent protection
Internal resistance ： Less than 45 m Ω
Maximum working current:4A-5A Transient current:6A-7A operating temperature:-40-50℃
overcharge detection voltage :4.25-4.35v±0.05v over discharge detection voltage :2.3-3.0v±0.05v
Package Included: 1PCS * 4S 6A Li-ion Lithium Batterie 3.7v 18650 Charger Battery Protection Board
12V 10A 3S lithium battery protection board circuit board 18650 for Li-ion lithium Battery Cell$2.99
Input voltage: 12.6V
Over-charge voltage range: 4.25-4.35v ± 0.05v
Over-dischage voltage range: 2.3-3.0v ± 0.05v
Size: 50 x 16 x 1.0mm
Maximum operating current: 5-8A
Maximum instantaneous current: 9-10A
Operating temperature: -40 — +50 ℃
Storage conditions: -40 — +80 ℃
Quiescent current: less than 6uA
Effective life: more than 30,000 hours
Internal resistance: less than 60mΩ
Short circuit protection: protection, delay self-recovery.
The protection board size and device description
The protection board size is 50 x 16 x 1.0mm, components for the S-8254AA protection chip and Read More
4S 3A Li-ion Lithium Battery 18650 Charger Protection Board 14.8V 16.8V 4-Cell$2.99
The main IC adopt the original “ricoh” import components.
Have overcharge, discharge, over current, short circuit protected function.
Use as in a variety of capacity of 3.7 V lithium batteries.
Adopt NSK protected IC, VISHAY, AOS, IR high quality MOSFET, FR – 4 plank, low temperature coefficient and excellent design, fine workmanship, complete testing.
Built-in high precision voltage detection circuit.
3S 9A PCB BMS Protection Board for18650 Li-ion Lithium Battery Cell$2.99
3S 9A PCB BMS Protection Board for18650 Li-ion Lithium Battery Cell
4S 4A-5A 18650 Li-ion Lithium Battery Protection Board PCB BMS 4.25-4.35V To 2.3-3.0V With Over Protection$4.99
4S 4A-5A PCB BMS Protection Board for 4Packs 18650 Li-ion lithium Battery Cell.
Main IC uses the original “Ricoh” imported components.
Overcharge, over discharge, over current, short circuit protection,
for a variety of capacities in various shapes 3.7V lithium batteries.
LM338K LM338 TO-3 Voltage Regulator 5A 1.2V To 32V$1.29
Module: LM338K Encapsulation: TO-3 Output Voltage range: 1.2V ~ 32V Output Current: 5A Output is short-circuit protected Current limit constant with temperature Quantity: 1pcs Size: 4 x 2.5 x 1cm(L x W x H) Weight: 11g
10 PCS LM317T LM317 Voltage Regulator IC 1.2V to 37V 1.5A$2.99
PMIC – Voltage Regulators – Linear (LDO)
QTY : 10 pcs/lot