(3A) BMS 2S 18650 Lithium Battery Protection Module 7.4V
Lithium Battery Charger Protection Module provides overcharge, over-discharge, and short-circuit protection for 2-cell lithium batteries
Features:
High-accuracy voltage detection circuit
Terminal of the charger using high voltage device
Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit)
MOS transistor can control the battery charge and discharge
Low standby current consumption.
Protections:
Short circuit protection.
Overcharge protection.
Over-discharge protection.
Over-current protection.
Specifications:
Overcharge Detection Voltage: 4.25-4.35V±0.05V
Over-Discharge Detection Voltage: 2.5-3.0V±0.05V
Max continuous current: 3A
Max peak current: 5A
Working temperature:-40°C—+50°C
Storage Temperature:-40°C– +80°C
Small current: less than 5uA
Life cycle: more than 50000hours
Resistance: Less than 300mΩ
Size: 38x8x2mm
Connections:
B+ B-: The interface of the battery core
P+ P-: The connector of the battery board
BM: The connection point between the batteries
B+: Battery V+ Positive
B-: Battery V- Negative
P+: Output / Charging V+
P-: Output / Charging V-
Applications:
Battery pack
Power supply
Power bank and charger
