TPS658622B Datasheet, PDF (1/7 Pages) Texas Instruments – Advanced Power Management Unit

TPS658622B
www.ti.com
Advanced Power Management Unit
Check for Samples: TPS658622B
SLVSAJ8 – SEPTEMBER 2010
1 Introduction
1.1 Main Features
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• 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
1.25 V 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
1.2 Applications
• Smart Phones
• Portable Navigation Devices
• Portable Media Players
1.3 Overview
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.
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Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
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 © 2010, Texas Instruments Incorporated