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BQ24070 Datasheet PDF

Part Series:BQ24070 Series
Category:Battery Management
Description:Battery Charge Management Li-Ion Charger with Dynamic Power-Path Management, Output regulated to 4.4V Battery Charger Li-Ion/Li-Pol 1000mA 4.4V 20Pin VQFN EP T/R
Document:BQ24070RHLR Datasheet PDF (45 Pages)

BQ24070 Datasheet PDF Battery Management

33 Pages
TI
TEXAS INSTRUMENTS BQ24070RHLTG4 Battery Charger for 1 Cell of Li-Ion, Li-Pol battery, 16V input, 4.2V / 1.5A charge, QFN-20

BQ24070RHLR - TI Specifications

TYPE
DESCRIPTION
Mounting Style
Surface Mount
Number of Pins
20 Pin
Supply Voltage (DC)
16.0V (max)
Case/Package
VQFN-20
Number of Outputs
3 Output
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BQ24070RHLR - TI Function Overview

DESCRIPTION
The bq24070 and bq24071 are highly integrated Li-ion linear charger and system power-path management devices targeted at space-limited portable applications. The bq24070/1 offer DC supply (AC adapter) power-path management with autonomous power-source selection, power FETs and current sensors, high-accuracy current and voltage regulation, charge status, and charge termination, in a single monolithic device.
FEATURES
• Small 3,5 mm × 4,5 mm QFN Package
• Designed for Single-Cell Li-Ion- or Li-Polymer-Based Portable Applications
• Integrated Dynamic Power-Path Management (DPPM) Feature Allowing the AC Adapter to Simultaneously Power the System and Charge the Battery
• Power Supplement Mode Allows Battery to Supplement the AC Input Current
• Autonomous Power Source Selection (AC Adapter or BAT)
• Supports Up to 2-A Total Current
• Thermal Regulation for Charge Control
• Charge Status Outputs for LED or System Interface Indicates Charge and Fault Conditions
• Reverse Current, Short-Circuit, and Thermal Protection
• Power Good Status Outputs
• 4.4-V and 6.0-V Options for System Output Regulation Voltage
APPLICATIONS
• Smart Phones and PDA
• MP3 Players
• Digital Cameras and Handheld Devices
• Internet Appliances
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