Smart Electronics~4S 14.8V 16.8V 20A Peak Li-ion BMS PCM Battery Protection Board

Introduction

Product Description

• • NOTE:
  • 1) this board is not suit high power electronic tools, if use for screwdrier and drill, please don't buy
  • 2)Above 3A device,means the battry discharge rate is more than 3C.
  • 1C rated battery, 2000mah equals 2ah*1=2A max working current.
  • 3C rated battery means 2ahx3=6A Max working current.
  • Features:
  • 1) high-accuracy voltage detection circuit;
  • 2) terminal of the charger using high voltage device;
  • 3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);
  • 4) MOS transistor can control the battery charge and discharge;
  • 5) low standby current consumption.
  • 4S LI-ION BMS ParameterS:
  • Over Charge Voltage:4.25-4.35v±0.05v
  • Over Discharge Voltage: 2.3-3.0v±0.05v
  • Max working current:10A
  • Max Peak current:20A
  • Working Temperature:-40---+50
  • Storage Temperature:-40-- +80
  • Small current:6uA
  • Life cycle:50000hours
  • Resistance:45mΩ
  • Short cut Protection:Protectable ,change for repair Size:35*35*3.0mm