5S 15A Li-ion Lithium Battery 18650 Charger PCB BMS 18.5V 21V Cell Protection Board Integrated Circuits

Description

Brand new

This board is 5 string 3.7V/4.2V lithium battery protection board

High current protection board, continuous 15A current

Protection board with overcharge protection, over-discharge protection, over-current protection, short circuit protection.

P+ P- is the abbreviation of PACK+ PACK-, that is, the output of positive and negative poles

B+ B-is the abbreviation of battery, which is the positive and negative pole of the battery.

PCB board size: (approx.)8.8x1.6cm/3.46x0.63"

Detailed Parameters:

Discharge:

Continuous discharge current: 15A(max)

Instantaneous discharge current: 25A

Charge:

Charge voltage: 21V

Charging current: 15A(max)

Overcharge Protect:

Over-charge detect: 4.28±0.05V

Protect delay: 0.5s

Over-charge release: 4.28±0.05V

Over-discharge Protect:

Over-discharge detect: 2.55±0.08V

Over-discharge detect delay: 0.1s

Release voltage: 2.9±0.1V

Short-circuit Protect:

Protect condition: Cut load

Detect delay: 250uS

Release condition: Cut load

Over-current Protect:

Detect voltage: 150mV

Detect delay: 9MS

Current detect: 30±3A

Release condition: Cut load

Inner Resistance: ≤20mΩ

Self-consumption:

Working current: ≤30uA

Sleep current: (when over-charge)≤10uA