Protection Circuit Module (PCB) for 4 Cells 14.8V Li-ion/Li-Polymer Battery Packs 6A Working (17A cut-off)

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Sale Price: $17.95
Item Number: 32027

Quantity Discounts

5 to 10$17.23
11 to 20$17.05
21 to 59$16.87
60 to 99$16.69
100 or more$16.51

Features and Benefits

  • Apply for 4 cells li-ion / li-polymer batery pack protection
  • Internally trimmed charge and discharge voltage limits
  • Discharge current limit detection
  • Low current standby mode when cells are discharged
  • High quality and high yield: 100% tested before shipment
  • Dimension: 50 x 16 x 3.5 mm
  • Compatible with both Li-ion and Li-Polymer cells


Item Content Criteria
Over Charge Protection Over Charge Detection Voltage 4.25±0.025V
Over Charge Release Voltage 4.15±0.05V
Over Discharge Protection Over Discharge Detection Voltage 2.5±0.08V
Over Discharge Release Voltage 3.0±0.1V
Rated Operational Current ≤6A
Over Current Protection Over Current Detection Current 17±4A
Release Condition Cut Load
Detection Delay Time 5~15ms
Short Circuit Protection Detection Condition Exterior Short Circuit
Release Condition Cut Short Circuit
Interior Resistance Main Loop Electrify Resistance RSS≤60mΩ
Current Consumption Current Consumed in normal Operation 50μA Max
Dimension 50 x 16 x 3.5 mm

Download product data sheet here

B+:Connected to the fourth battery’s positive terminal
B3+:Connected to the third battery’s positive terminal
B2+:Connected to the second battery’s positive terminal
B1+:Connected to the first battery’s positive terminal
B-:Connected to the first battery’s negative terminal
P+:Connected to the battery’s output or the charger’s positive terminal
P-:Connected to the battery’s output or the charger’s negative terminal


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