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Protection Circuit Module (PCB) for 3.7V Li-ion Battery Pack (1.5A cut-off)

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Sale Price: $1.99
Item Number: 32088




Quantity Discounts

QuantityAmount
5 to 10$1.91
11 to 20$1.89
21 to 59$1.87
60 to 99$1.85
100 or more$1.83

Features:

  • Protection Circuit Board designed for 3.7V Li-ion or Li-Polymer battery.
  • Apply for 1 cell Li-ion/Li-polymer battery pack protection.
  • Internally trimmed charge.
  • Discharge voltage limit detection.
  • High quality and high yield: 100% quality tested before shipment.
  • Dimension: 15mm x 3mm x 1mm.
  • Compatible with both Li-ion and Li-Polymer cells.

Specifications:

No. Items Min. Typical Max. Unit
1 Charging Voltage   4.2 4.3 V
2 Charging Current 1.5 1 1.75 A
3 Discharging Current 1.5 1.5 1.75 A
4 Current Consumption     7

uA

5 Overcharge Detection Voltage (for single cell) 4.255 4.28 4.305 V
6 Overdischarge Detection Voltage (for single cell) 2.95 3 3.05 V
7 Overdischarge Detection Current 1 1.5 4 A
8 Short Circuit Protection Exterior short circuit
9 Protection Circuitry Resistance     70

Download product data sheet here


*Warning: because of the extremely high energy density, Li-ion Battery Pack must be connected to a protection circuit module to prevent  accidental battery explosion caused by over-charging or over-discahrging.
 

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