bq24292i

www.ti.com

SLUSBI4 – APRIL 2013

With Narrow VDC Power Path Management and USB OTG

Check for Samples: bq24292i

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FEATURES

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High Efficiency 4.5A Switch Mode Charger

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High Accuracy (0°C to 125°C)

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92% Charge Efficiency at 2A, 90% at 4A

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±0.5% Charge Voltage Regulation

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Accelerate Charge Time by Battery Path

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±7% Charge Current Regulation

Impedance Compensation

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±7.5% Input Current Regulation

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Highest Battery Discharge Efficiency with

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±2% Output Regulation in Boost Mode

12m

Ω Battery Discharge MOSFET up to 9A

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High Integration

Discharge Current

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Power Path Management

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Single Input USB-compliant/Adapter Charger

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Synchronous Switching MOSFETs

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Support USB Detection Compatible to USB

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Integrated Current Sensing

Battery Charger Spec 1.2

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Bootstrap Diode

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Input Voltage and Current Limit Supports

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Internal Loop Compensation

USB2.0 and USB 3.0

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Safety

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Input Current Limit: 100mA, 150mA, 500mA,

900mA, 1.2A, 1.5A, 2A and 3A

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Battery Temperature Sensing and Charging

Safety Timer

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3.9V–17V Input Operating Voltage Range

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Thermal Regulation and Thermal Shutdown

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Support All Kinds of Adapter with Input

Voltage DPM Regulation

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Input System Over-Voltage Protection

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Support USB On-The-Go Standard with 5V at

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MOSFET Over-Current Protection

1.3A Synchronous Boost Converter Operation

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Charge Status Outputs for LED or Host

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93% 5V Boost Efficiency at 1A

Processor

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Fast OTG Startup (22ms typ.)

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Low Battery Leakage Current and Support

Shipping Mode

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Hiccup Mode Overcurrent Protection

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4mm x 4mm QFN-24 Package

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Narrow VDC (NVDC) Power Path Management

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Instant-on Works with No Battery or Deeply

APPLICATIONS

Discharged Battery

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Tablet PC

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Ideal Diode Operation in Battery

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Smart Phone

Supplement Mode

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Portable Audio Speaker

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1.5MHz Switching Frequency for Low Profile

Inductor

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Portable Media Players

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Autonomous Battery Charging with or without

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Internet Devices

Host Management

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Battery Charge Enable

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Battery Charge Preconditioning

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Charge Termination and Recharge

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Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

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PowerPAD is a trademark of Texas Instruments.

PRODUCTION DATA information is current as of publication date.

Copyright © 2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.