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参数资料
| 型号： | TPS658621DZQZR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | POWER SUPPLY MANAGEMENT CKT, PBGA120 |
| 封装： | GREEN, PLASTIC, MICRO, BGA -120 |
| 文件页数： | 1/8页 |
| 文件大小： | 357K |
| 代理商： | TPS658621DZQZR |
TI Confidential - Do Not Distribute
www.ti.com
SLVSAJ3 – AUGUST 2010
Advanced Power Management Unit
Check for Samples: TPS658621D
1
INTRODUCTION
1.1
MAIN FEATURES
12
– Power Good Monitoring on all Supply
INTEGRATED POWER SUPPLIES
Outputs
– 3 Programmable Step-Down converters
– Software Reset Function
Software Controlled Enable/Forced PWM
– Hardware On/Off and Reboot Control
Mode
– Momentary Power Loss (MPL) support
Automatic Power Saving Mode
– AUTOBOOT support
Maximum 1.5 A Outputs (SM0 and SM2)
– 11 Channel ADC With 3 Operating Modes
Maximum 2.0 A Output (SM1)
Single Conversion
– 11 Programmable General Purpose LDOs
Peak Detection
7 With Output Voltages of 1.25V to 3.3V
Averaging
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
1.2
APPLICATIONS
1.25V to 3.3V
Netbooks
1 With Output Voltage of 1.70V–2.475V
Portable Navigation Devices
DISPLAY SUPPORT FUNCTIONS
Portable Media Players
– 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
1.3
DESCRIPTION
The TPS658621D 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.
1
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.
2
I2C is a trademark of NXP B. V Corporation.
PRODUCTION DATA information is current as of publication date.
Copyright 2010, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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