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