1S Lithium Battery Charging Protection Board - 3.7V, 4A

[BAT-03-075]
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Availability: 4438 items
SKU
BAT-03-075
Ships in 2-3 business days, then:
Free delivery in 10-15 days by YunExpress on orders over $35.
Free delivery in 5-7 days by DHL on orders over $200.
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$0.45


The 1S Lithium Battery Charging Protection Board is a compact and efficient solution for safeguarding single-cell lithium batteries. It ensures safe charging and discharging by preventing overcharging, over-discharging, and overcurrent conditions. With a maximum voltage of 3.7V and a continuous discharge current of 4A, this protection board is ideal for small electronic devices, portable gadgets, and DIY battery projects.

Specifications of 1S Lithium Battery Charging Protection Board - 3.7V, 4A

  • Upper limit of discharge working current: 4A
  • Upper limit of discharge instantaneous current: 5A
  • Battery overcharge voltage range: 4.25V
  • Battery over-discharge voltage range: 2.5V
  • Quiescent Current:<30uA
  • Charging voltage: 4.2~4.5V
  • Product Size: 35x4x2.2mm
  • Features: Overcharge, over-discharge, over-current, short-circuit protection

Connection Diagram of 1S Lithium Battery Charging Protection Board - 3.7V, 4A

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