TPS658629IZWSRQ1.B中文资料德州仪器数据手册PDF规格书

1 INTRODUCTION

1.1 MAIN FEATURES

1

• Qualified for Automotive Applications

• AEC-Q100 Test Guidance With the Following

Results:

– Device Temperature Grade 3: –40°C to 85°C

Ambient Operating Temperature Range

– Device HBM ESD Classification Level H1C

– Device CDM ESD Classification Level C2

• INTEGRATED POWER SUPPLIES

– 3 Programmable Step-Down Converters

• Software Controlled Enable/Forced PWM

Mode

• Automatic Power Saving Mode

• Maximum 1.5 A Outputs (SM0 and SM2)

• Maximum 1.3 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 Configurable)

• 1 “Always On” With Output Voltages of

1.25V to 3.3V

• 1 With Output Voltage of 1.7V–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

– AUTOBOOT Support

– 11 Channel ADC With 3 Operating Modes

• Single Conversion

• Peak Detection

• Averaging

1.2 APPLICATIONS

• Portable Navigation Devices

• Portable Media Players

1.3 DESCRIPTION

The TPS658629-Q1 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.

To request a full datasheet, please send an e-mail to msapmu_contact@list.ti.com