1S 2S 3S 4S 3A 20A 30A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board For Drill Motor Lipo Cell Module | Электронные

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Описание товара

1S 3.7V 3A


1) high-accuracy voltage detection circuit;

2) terminal of the charger using high voltage device;

3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, load short circuit);

4) MOS transistor can control the battery charge and discharge;


Over charge voltage: 4.25±0.05V

Over charge release voltage:4.23±0.05V

Over discharge voltage:2.54±0.1V

Maximal continuouscharging current: 2A

Maximal continuous Discharging current: 2A

Over current protection: 3A

Size: L40*W4*T3mm

2S 7.4V 3A


Short circuit protectionOvercharge protectionOver-discharge protectionOvercurrent protectionOvercharge Detection Voltage: 4.25-4.35V±0.05VOver Discharge Detection Voltage: 2.3-3.0V±0.05VMaximum Working Current: 3ATransient Current: 5AOperating Temperature: -40-50 degreeInternal Resistance: Less than 45m ΩB+ B-: The interface of battery coreP+ P-: The connector of battery boardMB: The connection point between the batteriesB+: Battery V+ PositiveB-: Battery V- NegativeP+: Output / Charging V+P-: Output / Charging V-Size: Approx. 36x6x1mm/ 1.42" x 0.24" x 0.04"

3S 12.6V 20A

Features:Module name: 3S 12.6V Li-ion Lithium Battery 18650 Charger Protection PCB BoardSuitable range: For nominal voltage 3.6V 3.7V lithium battery(Including 18650,26650, lithium polymer batteries)Product Size: 64mmx20mmx3.4mmMaterial:MetalCharging voltage: 12.6VMaximum output current: 20AMaximum output power / charging power: 252WPrecautions:1.Strictly according to the diagram wiring: 0V/4.2V/8.4V/12.6V,Otherwise it will cause damage to the chip.2.After connection,it need to first charge activation, then will have the output.Attention:Do not mix the good battery and poor battery to use.The internal resistance of 3 battery capacity are closer will be better.Please buyers know the professional knowledge of this module before buying

4S 30A 16.8V

Module:4S Li-ion Lithium Battery Protection Board

overcharge detection voltage :4.25±0.025V

overcharge Lift the voltage:4.15±0.05V

over discharge detection voltage :2.50±0.08V

over discharge Lift the voltage:3.00±0.1V

overcurrent current:20-30A

working current:15A(Natural cooling 10.A, add heat sink 15A, the maximum instantaneous current 30A

Remove protection condition automatic recovery, without activation

Short circuit protection
Overcharge protection
Over-discharge protection
Overcurrent protection

operating temperature:-40-85