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HM9902D - One Cell Lithium-ion/Polymer Battery Protection

Description

The HM9902D product is a high integration solution for lithiumion/polymer battery protection.

HM9902D contains advanced power MOSFET, high-accuracy voltage detection circuits and delay circuits.

Features

  • Protection of Charger Reverse Connection.
  • Protection of Battery Cell Reverse Connection.
  • Integrate Advanced Power MOSFET with Equivalent of 17mΩ RDS(ON).
  • SOP8-PP Package.
  • Only One External Capacitor Required.
  • Over-temperature Protection.
  • Overcharge Current Protection.
  • Two-step Overcurrent Detection: -Overdischarge Current -Load Short Circuiting.
  • Charger Detection Function.
  • 0V Battery Charging Function - Delay Times are generated inside.
  • Hi.

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Datasheet preview – HM9902D

Datasheet Details

Part number HM9902D
Manufacturer H&M Semiconductor
File Size 1.29 MB
Description One Cell Lithium-ion/Polymer Battery Protection
Datasheet download datasheet HM9902D Datasheet
Additional preview pages of the HM9902D datasheet.

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Full PDF Text Transcription

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HM9902D ___________________________________________________________________________________________________________________ One Cell Lithium-ion/Polymer Battery Protection IC GENERAL DESCRIPTION The HM9902D product is a high integration solution for lithiumion/polymer battery protection. HM9902D contains advanced power MOSFET, high-accuracy voltage detection circuits and delay circuits. HM9902D is put into an SOP8-PP package and only one external component makes it an ideal solution in limited space of battery pack. HM9902D has all the protection functions required in the battery application including overcharging, overdischarging, overcurrent and load short circuiting protection etc. The accurate overcharging detection voltage ensures safe and full utilization charging.
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