The protection board uses a mature 4-cell Taiwan Hongkang IC dedicated lithium battery protection chip with high sensitivity and high integration.
The main function:
1. Overcharge protection
2. Over discharge protection
3. Overcurrent protection
4. Short circuit protection
5. Temperature protection (optional)
6. Equalization function
Charging voltage: DC: 12.6V -15V CC/CV
Single cell equalization voltage: 3.6V
Single cell equalization current: 44MA
Working current: 80A-100A
Maximum discharge current: 150A
Overcharge detection voltage: 3.75 V ± 0.025V
Overcharge detection delay time: 150- -500 ms
Overcharge recovery voltage: 3.6V ± 0.05V
Over-discharge detection voltage: 2. 1V ± 0.1V
Over-discharge detection delay time: 50-150ms
Over-discharge recovery voltage: 2.3V±0.05V
Overcurrent detection voltage: 150 ± 30mv
Overcurrent detection current: 150A ± 0.5A
Overcurrent detection delay time: 5ms-15ms
Recovery status: automatic recovery
Detection status: external short circuit
Detection delay time: ≤50us
Recovery status: automatic recovery
Internal resistance: protection circuit (MOSPET): <40mQ
Operating temperature range:-40~+75°C
Storage temperature range:-40~+90°C
Size (L*W*H): 82*51.4*8 MM