BMS 3S 10A Li-ion Battery Protection Board PCM HX-3S-01


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  • Three series of lithium battery protection board.
  • Automatically cancel protection after protection conditions restore.
  • With function of overcharge protection, over discharge protection, short circuit protection, over-current protection.
  • Suitable for lithium battery pack of 11.1V, 12V, 12.6V.
  • Quiescent current < 30uA, so power consumption is small.


  • Model: HX-3S-01
  • Dimensions: 50 x 16 x 1mm
  • Over voltage range: 4.25-4.35v±0.05v
  • Over discharge voltage range: 2.3-3.0v±0.05v
  • Maximum operating current: 6-8A
  • Maximum transient current: #1: 9-10A,  #2:10-13A
  • Quiescent current: < 30uA
  • Internal resistance: < 100mΩ
  • Charging voltage: 12.6v – 13V
  • Working temperature: -40~+50℃
  • Storage condition: -40~ +80℃
  • Effective life: >30000h
  • Short circuit protection: Yes,


  1. Higher than 3A current discharge product, the discharge rate of battery discharge is above 3C.
  2. Multiplier calculation formula: 1C battery, 2000 capacity is equal to 2AH * 1 = 2A maximum working current.
  3. 3C ratio battery, 2000 capacity is equal to 2AH * 3 = 6A maximum working current.

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