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BQ24159 Datasheet(PDF) 1 Page - Texas Instruments |
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BQ24159 Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 46 page  + PACK– CVREF PACK+ VBAT CO1 22 µF CO2 33 µF L 1 µH O VSNS 33 nF CIN 4.7 µF CBOOT BOOT PGND CSIN CSOUT SW SDA U1 bq24153A/8 HOST PMID SCL CD STAT STAT CD OTG OTG SDA SCL VBUS VAUX 10 k 10 k 10 k 10 k 10 k CSIN CIN CSOUT 0.1 µF 0.1 µF 1 µF 1 µF VBUS VREF bq24153A, bq24156A bq24158, bq24159 www.ti.com SLUSAB0C – OCTOBER 2010 – REVISED JULY 2013 Fully Integrated Switch-Mode One-Cell Li-Ion Charger With Full USB Compliance and USB-OTG Support Check for Samples: bq24153A, bq24156A, bq24158, bq24159 1 FEATURES 23 • Charge Faster than Linear Chargers • Synchronous Fixed-Frequency PWM Controller Operating at 3 MHz With 0% to • High-Accuracy Voltage and Current Regulation 99.5% Duty Cycle – Input Current Regulation Accuracy: ±5% • Automatic High Impedance Mode for Low (100 mA and 500 mA) Power Consumption – Charge Voltage Regulation Accuracy: • Robust Protection ±0.5% (25°C), ±1% (0°C to 125°C) – Reverse Leakage Protection Prevents – Charge Current Regulation Accuracy: ±5% Battery Drainage • Input Voltage Based Dynamic Power – Thermal Regulation and Protection Management (VIN DPM) – Input/Output Overvoltage Protection • Bad Adaptor Detection and Rejection • Status Output for Charging and Faults • Safety Limit Register for Maximum Charge Voltage and Current Limiting • USB Friendly Boot-Up Sequence • High-Efficiency Mini-USB/AC Battery Charger • Automatic Charging for Single-Cell Li-Ion and Li-Polymer Battery • Power Up System without Battery bq24158/9 Packs • Boost Mode Operation for USB OTG: • 20-V Absolute Maximum Input Voltage Rating (bq24153A/8 only) • 9-V Maximum Operating Input Voltage- – Input Voltage Range (from Battery): 2.5 V to bq24156A/9 4.5 V • 6-V Maximum Operating Input Voltage- – Output for VBUS: 5.05 V/ 200 mA bq24153A/8 • 2.1 mm x 2 mm 20-Pin WCSP Package • Built-In Input Current Sensing and Limiting • Integrated Power FETs for Up To 1.5-A Charge APPLICATIONS Rate-bq24156A/9, 1.25A-bq24153A/8 • Mobile and Smart Phones • Programmable Charge Parameters through • MP3 Players I2C™ Compatible Interface (up to 3.4 Mbps): • Handheld Devices – Input Current Limit Figure 1. Typical Application Circuit – VIN DPM Threshold – Fast-Charge/Termination Current – Charge Regulation Voltage (3.5 V to 4.44 V) – Low Charge Current Mode Enable/Disable – Safety Timer with Reset Control – Termination Enable/Disable 1 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. 2 NanoFree is a trademark of Texas Instruments. 3 I2C is a trademark of NXP B.V. Corporation. UNLESS OTHERWISE NOTED this document contains Copyright © 2010–2013, Texas Instruments Incorporated PRODUCTION DATA information current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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