BQ24738H Datasheet PDF – Battery Charge Controller

Part Number: BQ24738H, BQ738H, BQ24738HRGRR

Function : Battery Charge Controller

Package: QFN-20 Type

Manufacturer: Texas Instruments

Image

BQ24738H datasheet pinout

Description

The BQ24738H device is a high-efficiency, synchronous battery charger, offering low component count for space-constrained, multichemistry battery charging applications. The BQ24738H device supports turbo boost by allowing battery discharge energy to the system when system power demand is temporarily higher than the adapter maximum power level so the adapter will not crash.

Pinout

BQ24738H pinout

Features

1. Adapter and Battery Provide Power to System Together to Support Intel CPU Turbo Boost Mode
2. SMBus Host-Controlled NMOS-NMOS Synchronous Buck Converter With Programmable 615-, 750-, and 885-kHz Switching Frequencies
3. Programmable Battery Depletion Threshold, and Battery LEARN Function
4. Programmable Adapter Detection and Indicator
5. Integrated Loop Compensation and Soft Start

BQ24738H Battery IC

Applications

1. Portable Notebook Computers, UMPC, Ultra-Thin Notebooks, and Netbooks
2. Handheld Terminals
3. Portable Equipment
4. Industrial and Medical Equipment

 

BQ24738H Datasheet

BQ24738H pdf

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BQ24721 Datasheet PDF – Battery Pack Charger

Part Number: BQ24721

Function: High efficiency synchronous battery pack charger

Package: 32-Pin 5×5-mm QFN Type

Manufacturer: Texas Instruments

Image:
BQ24721 datasheet

Description

The BQ24721 is a high efficiency synchronous battery pack charger with high level of integration for portable applications. This device implements a high performance analog front-end that interfaces to the system power management micro-controller through a simplified SBS-like SMBus interface.

 

Pinout

components

Features

1. Integrated 5% 5-V LDO When AC Adapter Applied

2. 6-V Drive Supply Voltage for Increased Efficiency

3. Reverse Battery to Adapter Discharge Protection

4. Battery/Adapter to System Power Selector Function

5. Charge and Adapter Overcurrent Protection

6. Battery Thermistor Sense, TS, Comparators

Typical Application

components

Applications

1. Portable Notebook Computers
2. Portable DVD Players
3. Webpads, PC Tablets

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Other data sheets are available within the file: BQ24721C, BQ24721CRHBR, BQ24721CRHBT, BQ24721RHBR

BQ24721 Datasheet PDF Download


BQ24721 pdf