18.5V/21V 15A 5S Li‑ion Battery BMS Protection Board

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

• 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
• Working Temperature Range: -30-+80℃