4S5A BMS for digital products - AYAA4S5A BMS for digital products | AYAA

Model Number PCM-L04S05-L20 Communication Interface SMBUS Charging voltage DC：13.8V~16.8V CC/CV（3.45V~4.2V/Cell）4s Maximal continuous charging current 3-5A Maximal continuous discharging current 3-5A ... | AYAA

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  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products
  • 4S5A BMS for digital products

4S5A BMS for digital products

  • Prevents charging beyond the voltage limit
  • Stops discharging below safe levels.
  • Protects against excessive current
  • Prevents damage from short circuits
  • Manages overheating and low temperatures
  • Ensures uniform voltage across cells
  • Enables real-time monitoring via SMBUS
  • Optimizes energy flow and stability.
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Parameter information Product Detail
Model NumberPCM-L04S05-L20
Communication Interface SMBUS
Charging voltageDC：13.8V~16.8V CC/CV
（3.45V~4.2V/Cell）4s
Maximal continuous charging current3-5A
Maximal continuous discharging current3-5A
Current consume in normal operation600uA
Balance current for single cell/
Balance voltage for single cell/
Over charge detection voltage3.6-4.35V
Over discharge detection voltage2.0-3.0V
charge current protection9-15A
Charge Over current detection current 1/
ChargeOver current detection current 2/
Discharge Over current detection current 1/
Discharge Over current detection current 2/
Short ProtectionYES
Technical Specification
size L72 *W17 *T4 mm
NTC 10K
Temperature switch/ ℃(the batteries temperature)
Weak currentswitch/
Active balance/
Heater/
Braking Resistors/
Other Parameter
Low temperature protOperating Temperature Range-40～+85℃
Storage Temperature Range-40~+125℃
Temperature Parameter
LCD display screen/
LED light board /
Bluetooth mode/
4G /
GPS /
Optional Configuration
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