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BD99954MWV - 1 to 4-Cell Li-Ion Battery Manager

General Description

Voltage Measurement for Thermistor.

Bias voltage output for the external thermistor.

Key Features

  • s.
  • Dual-source Battery Charger UQFN040V5050 UCSP55M3C 6 x 7balls 0.4mm 5.0mm x 5.0mm x 1.0mm 0.4mm 2.6mm x 3.0mm x 0.62mm.
  • High efficiency Step-Up/Down switching charger for 1-4 cell Li-Ion/Li-poly battery.
  • Two separate input sources for USB-VBUS and DC adapter.
  • Two port BC1.2 detectors.
  • JEITA compliant charging profile.
  • Programmable parameters for Preconditioning, Pre- charge current, and Fast-charge current.
  • Programmable charging voltage UQFN040V.

📥 Download Datasheet

Datasheet Details

Part number BD99954MWV
Manufacturer ROHM
File Size 3.08 MB
Description 1 to 4-Cell Li-Ion Battery Manager
Datasheet download datasheet BD99954MWV Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
1 to 4-Cell Li-Ion Battery Manager For Application Processors BD99954MWV, BD99954GW  General Description  Voltage Measurement for Thermistor. BD99954 is a Battery Management LSI for 1-4 cell Lithium-Ion secondary battery, and available in a 40pin  Bias voltage output for the external thermistor. 0.40 mm pitch 5.0 mm x 5.0 mm QFN package and small 41-ball 0.4mm pitch 2.6mm x 3.0mm Wafer-Level CSP package which is designed to meet high degree demands  SMBus Interface (Clock up friendly I2C) for Host communication for space-constraint equipment such as Low profile Notebook PC, Tablets and other applications.  Embedded OTPROM for initial settings BD99954 provides a Dual-source Battery Charger, two port BC1.