• Battery Switching Charger, WLED Driver, and Current Shunt Monitor in a Single Package
• Battery Charger
  • Charges Faster Than Linear Chargers
  • High-Accuracy Voltage and Current Regulation
    • Input Current Regulation Accuracy: ±5% (100 mA, 500 mA)
    • Charge Voltage Regulation Accuracy: ±0.5% (25°C) ±1% (0 - 125°C)
    • Charge Current Regulation Accuracy: ±5%
  • Bad Adaptor Detection and Rejection
  • Safety Limit Register for Maximum Charge Voltage and Current Limiting
  • High-Efficiency Mini-USB/AC Battery Charger for Single-Cell Li-Ion and Li-Polymer Battery Packs
  • Built-In Input Current Sensing and Limiting
  • Integrated Power FETs for Up to 1.25-A Charge Rate
  • Programmable Charge Parameters through I2C Interface (Up to 400 Kbps):
    • Input Current
    • Fast-Charge/Termination Current
    • Charge Voltage (3.5 V - 4.44 V)
    • Safety Timer
    • Termination Enable
  • Synchronous Fixed-Frequency PWM Controller Operating at 3 MHz With 0% to 99.5% Duty Cycle
  • Safety Timer With Reset Control
  • Reverse Leakage Protection Prevents Battery Drainage
  • Thermal Regulation and Protection
  • Input/Output Overvoltage Protection
  • Automatic Charging
  • Boost Mode Operation for USB OTG
    • Input Voltage Range (VSYS): 2.5 V to 4.5 V
    • Output Voltage for VBUS: 5 V
• WLED Driver
  • 35-V Open LED Protection for Up to 8 LEDs
  • 200-mV Reference Voltage With ±2% Accuracy
  • Built-In Soft Start for WLED Boost
  • Up to 90% Efficiency
• Current Shunt Monitor
  • Fixed Gain of 25 V/V
  • Input Referred Offset Voltage Less Than ±40 µV Typical Enables Use of Shunt Resistors as Low as 20 mΩ
  • Buffered Reference Voltage
• Package
  • 36-Ball, 0.4-mm Pitch DSBGA Package

• Mobile Phones and Smart Phones
• MP3 Players
• Portable Navigation Devices
• Handheld Devices

The TPS65200 device integrates a high-efficiency, USB-friendly switched-mode charger with OTG support for single-cell Li-ion and Li-polymer batteries, D+D- detection, a 50-mA fixed-voltage LDO, a high-efficiency WLED boost converter, and high-accuracy current-shunt monitor into a single chip.

The TPS65200 comes in a tiny, 2.8-mm × 2.6-mm, 36-pin, 0.4-mm pitch die size ball grid array (DSBGA).