TPS658643 Datasheet, PDF (1/8 Pages) Texas Instruments – Advanced Power Management Unit

TPS658643
www.ti.com
Advanced Power Management Unit
Check for Samples: TPS658643
SLVSB68 – NOVEMBER 2011
1 INTRODUCTION
1.1 MAIN FEATURES
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• 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.A 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
programmable)
• 1 “ Always On” With Output Voltages of
1.25V to 3.3V
• 1 With Output Voltage of 1.7V–2.475V
• DISPLAY SUPPORT FUNCTIONS
– 3 PWM Outputs With Programmable
Frequency and Duty Cycle
– Dual RGB LED Drivers
• HOST INTERFACE
– I2C Bus
– Interrupt Controller With Maskable Interrupts
– GPIO Control (4)
• SYSTEM MANAGEMENT
– Power Good Monitoring on all Supply
Outputs
– Software Reset Function
– Hardware On/Off and Reboot Control
– Real Time Counter
– 11 Channel ADC With 3 Operating Modes
• Single Conversion
• Peak Detection
• Averaging
1.2 APPLICATIONS
• Tablet PCs
• Netbooks
• SmartPhones
• Portable Navigation Devices
• Portable Media Players
1.3 DESCRIPTION
The TPS658643 provides an easy to use, fully integrated solution for handheld devices, integrating
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.
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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.
MicroStar BGA is a trademark of Texas Instruments.
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PRODUCTION DATA information is current as of publication date. Products conform to
specifications per the terms of the Texas Instruments standard warranty. Production
processing does not necessarily include testing of all parameters.
Copyright © 2011, Texas Instruments Incorporated