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BQ24296MRGER Datasheet(PDF) 1 Page - Texas Instruments |
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BQ24296MRGER Datasheet(HTML) 1 Page - Texas Instruments |
1 / 51 page VBUS PMID SDA SCL INT OTG CE PSEL SW BOOT REGN PGND SYS BAT ILIM TS SYS: 3.5V-4.35V 5V USB SDP/DCP bq24296M Thermal Pad REGN 1 F 8.2 F 47nF 4.7 F 1 H 10 F 317W (1.5A max) VREF 10kW 10kW 10kW STAT PG SYS 2.2kW PHY Host 10 F 10 F QON 4.2V Optional 5.25kW 31.23kW 10kW Charge Enable (0°C - 45°C) Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq24296M SLUSBU3A – FEBRUARY 2014 – REVISED JANUARY 2015 bq24296M I2C Controlled 3A Single Cell USB Charger With Narrow VDC Power Path Management and Adjustable Voltage USB OTG 1 1 Features • 90% High Efficiency Switch Mode 3-A Charger – Thermal Regulation and Thermal Shutdown • 3.9-V to 6.2-V Single Input USB-Compliant – Input and System Over-Voltage Protection Charger with 6.4-V Over-Voltage Protection – MOSFET Over-Current Protection – Input voltage and current limit supports USB • Charge Status Outputs for LED or Host Processor 2.0 and USB 3.0 • Maximum power tracking capability by input – Input Current Limit: 100 mA, 150 mA, 500 mA, voltage regulation 900 mA, 1 A, 1.5 A, 2 A, and 3 A • 20-µA Low Battery Leakage Current and Support • USB OTG with Adjustable output 4.55 V to 5.5 V Shipping Mode at 1 A or 1.5 A • 4-mm x 4-mm VQFN-24 Package – Fast OTG Startup (22 ms Typ) 2 Applications – 90% 5-V Boost Mode Efficiency – Accurate ±15% Hiccup Mode Overcurrent • Tablet PC, Smart Phone, Internet Devices Protection • Portable Audio Speaker • Narrow VDC (NVDC) Power Path Management 3 Description – Instant System On with No Battery or Deeply Discharged Battery The bq24296M is a highly-integrated switch-mode battery charge management and system power path – Ideal Diode Operation in Battery Supplement management device for 1 cell Li-Ion and Li-polymer Mode battery in a wide range of smart phone and tablet • 1.5-MHz Switching Frequency for Low Profile 1.2- applications. Its low impedance power path optimizes mm Inductor switch-mode operation efficiency, reduces battery charging time and extends battery life during • I2C port for optimal system performance and discharging phase. The I2C serial interface with status reporting charging and system settings makes the device a • Autonomous Battery Charging with or without truly flexible solution. Host Management – Battery Charge Enable Device Information(1) – Battery Charge Preconditioning PART NUMBER PACKAGE BODY SIZE (NOM) bq24296M VQFN (24) 4.00 mm x 4.00 mm – Charge Termination and Recharge • High Accuracy (1) For all available packages, see the orderable addendum at the end of the datasheet. – ±0.5% Charge Voltage Regulation – ±7% Charge Current Regulation PSEL from PHY, Charging from SDP/DCP, and Optional BATFET Enable Interface – ±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 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
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