The TPS658621C 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 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.

• INTEGRATED POWER SUPPLIES
  • 3 Programmable Step-Down converters
    • Software Controlled Enable/Forced PWM Mode
    • Automatic Power Saving Mode
    • Maximum 1.5A Outputs (SM0 and SM2)Maximum 2.0A Output (SM1)
  • 11 Programmable General Purpose LDOs
    • 7 With Output Voltages of 1.25V to 3.3V
    • 2 With Output Voltages of 0.725V to 1.5V or 1.25V to 2.586V (factory configurable)
    • 1 “Always On” With Output Voltages of 1.25V to 3.3V
    • 1 With Output Voltage of 1.70V–2.475V
• DISPLAY SUPPORT FUNCTIONS
  • 4 PWM Outputs With Programmable Frequency and Duty Cycle
  • Dual RGB LED Drivers
  • Constant Current WLED Driver
    • 26.5V (max) at 25mA
    • Over-Voltage 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 18V Over-Voltage Protection
  • Power Good Monitoring on all Supply Outputs
  • Software Reset Function
  • Hardware On/Off and Reboot Control
  • 11 Channel ADC With 3 Operating Modes Single Conversion Peak Detection Averaging
• APPLICATIONS
  • Netbooks
  • Portable Navigation Devices
  • Portable Media Players