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BD99954GW Datasheet 1 To 4-cell Li-ion Battery Manager

Manufacturer: ROHM

Overview: 1 to 4-Cell Li-Ion Battery Manager For Application Processors BD99954MWV, BD99954GW .

This datasheet includes multiple variants, all published together in a single manufacturer document.

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 munication for space-constraint equipment such as Low profile Notebook PC, Tablets and other applications.

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.

More Datasheets from ROHM

Part Number Description
BD99954MWV 1 to 4-Cell Li-Ion Battery Manager
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BD9995NUV 1CH LDO Regulator
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BD99010EFV-M Low Iq DC/DC Converters
BD99011EFV-M Low Iq DC/DC Converters
BD99A41F Voltage Detector
BD99A41F-E2 Voltage Detector
BD9001F Flexible Step-Down Switching Regulator
BD9002HFP Flexible Step-Down Switching Regulator

BD99954GW Distributor