The TPS658622B provides an easy-to-use, fully integrated solution for handheld devices, integrating charge management, multiple regulated power supplies, system management, and display functions in a small 6-mm × 6-mm package. The I2C interface enables control of a wide range of subsystem parameters. Internal registers have a complete set of status information, enabling easy diagnostics and host-controlled handling of fault conditions.

• BATTERY CHARGER
  • Complete Charge Management Solution for a Single-Cell Li-Ion/Li-Pol Cell With Dynamic Power Management and Thermal Foldback
  • Maximum 1-A Charge Current
  • Programmable Adapter and USB Charge Operation
• INTEGRATED POWER SUPPLIES
  • 3 Programmable Step-Down Converters
    • Software-Controlled Enable/Forced PWM Mode
    • Automatic Power-Saving Mode
    • Maximum 1.5-A Outputs (SM0, SM2)Maximum 2-A Output (SM1)
  • 11 Programmable General-Purpose LDOs
    • 7 With Output Voltages of 1.25 V to 3.3 V
    • 2 With Output Voltages of 0.725 V to 1.5 V or 1.25 V to 2.586 V (Factory Configurable)
    • 1 Always On With Output Voltages of 1.25V to 3.3 V
    • 1 With Output Voltage of 1.7 V to 2.475 V
• DISPLAY SUPPORT FUNCTIONS
  • 4 PWM Outputs With Programmable Frequency and Duty Cycle
  • Dual RGB LED Drivers
  • Constant-Current WLED Driver
    • 26.5 V (Max.) at 25 mA
    • Overvoltage Protection
    • Programmable Current-Level and Brightness Control
• HOST INTERFACE
  • Interrupt Controller With Maskable Interrupts
  • External ADC Triggering and Step-Down Converter Mode Control
• SYSTEM MANAGEMENT
  • Dual-Input Power Path
    • USB Current Limiting
    • Max. 18-V Overvoltage Protection
  • Power-Good Monitoring on All Supply Outputs
  • Software Reset Function
  • Hardware On/Off and Reboot Control
  • Momentary Power Loss (MPL) Handling
  • AUTOBOOT Feature
  • 11-Channel ADC With 3 Operating Modes
    • Single Conversion
    • Peak Detection
    • Averaging
• APPLICATIONS
  • Smart Phones
  • Portable Navigation Devices
  • Portable Media Players

MicroStar BGA is a trademark of Texas Instruments.