BQ24296MRGER 2A Single-Cell Li-Ion Charger with 3.9V-6.2V Input I2C Control

Product Specification

BQ24296MRGER 2A Single-Cell Li-Ion Charger with 3.9V-6.2V Input I2C Control Thermal Regulation 20V OVP and 3mm×3mm QFN Package

Features

• 90%High Efficiency Switch Mode 3-A Charger

• 3.9-V to 6.2-V Single Input USB-Compliant Charger with 6.4-V Over-Voltage Protection

– Input voltage and current limit supports USB 2.0 and USB 3.0

– Input Current Limit: 100 mA, 150 mA, 500 mA, 900 mA, 1 A, 1.5 A, 2 A, and 3 A

• USBOTGwith Adjustable output 4.55 V to 5.5 V at 1 A or 1.5 A

– Fast OTG Startup (22 ms Typ)

– 90%5-VBoost Mode Efficiency

– Accurate ±15% Hiccup Mode Overcurrent Protection

• Narrow VDC (NVDC) Power Path Management

– Instant System On with No Battery or Deeply Discharged Battery

– Ideal Diode Operation in Battery Supplement Mode

• 1.5-MHz Switching Frequency for Low Profile 1.2 mmInductor

• I2C port for optimal system performance and status reporting

• Autonomous Battery Charging with or without Host Management

– Battery Charge Enable

– Battery Charge Preconditioning

– Charge Termination and Recharge

• High Accuracy

– ±0.5% Charge Voltage Regulation

– ±7%Charge Current Regulation

– ±7.5% Input Current Regulation

– ±3%Output Voltage Regulation in USB OTG Boost Mode

• High Integration

– Power Path Management

– Synchronous Switching MOSFETs

– Integrated Current Sensing

– Bootstrap Diode

– Internal Loop Compensation

• Safety

– Battery Temperature Sensing for Charging and Discharging in OTG Mode

– Battery Charging Safety Timer

– Thermal Regulation and Thermal Shutdown

– Input and System Over-Voltage Protection

– MOSFETOver-Current Protect

• Charge Status Outputs for LED or Host Processor

• Maximum power tracking capability by input voltage regulation

• 20-µA Low Battery Leakage Current and Support Shipping Mode

• 4-mmx4-mmVQFN-24 Package

Applications

• Tablet PC, Smart Phone, Internet Devices

• Portable Audio Speaker

Description

The bq24296M is a highly-integrated switch-mode battery charge management and system power path management device for 1 cell Li-Ion and Li-polymer battery in a wide range of smart phone and tablet applications. Its low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase. The I2C serial interface with charging and system settings makes the device a truly flexible solution.

INFORMATION

Drawing

Our advantage :

• High quality products --- our offers are 100% new and original, ROHS
• Competitive price --- good Purchase channels with good price.
• Professional service --- strict quality testing before the shipment, and perfect after-sales service after the purchase.
• Adequate inventory --- With the support of our strong Purchasing team,
• Fast delivery --- we will ship the goods within 1-3 working days after the payment confirmed.

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