TPS65320DQPWPRQ1

Overview

The TPS65320D-Q1 is an automotive-grade power management IC featuring a 3.6V to 36V input range and a 3.2A buck converter with Eco-mode technology. It integrates an auto-sourced 280mA LDO regulator supporting 1.1V to 5.5V output. The device operates at switching frequencies between 100kHz and 2.5MHz within a -40°C to 125°C temperature range. Packaged in a 14-HTSSOP, it holds AEC-Q100 qualification for automotive applications.

Feature Summary

• Integrates a high-efficiency step-down DC-DC converter with adjustable frequency control
• Includes an auto-sourced low-dropout linear regulator for auxiliary loads
• Features Eco-mode technology to optimize efficiency across varying load conditions

Applications

• Automotive infotainment systems
• Telematics control units
• Body electronics modules

Procurement Notes

Verify the specific suffix DQPWPRQ1 against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure the component meets AEC-Q100 grade requirements for your target automotive application. Cross-reference the part number with official Texas Instruments documentation to validate availability status and design-in recommendations before procurement.

Selection Notes

Select this component when a single-chip solution is required for automotive environments needing both high-current buck conversion and a dedicated LDO. The wide input voltage range accommodates various vehicle bus architectures. Consider the 14-pin PowerTSSOP footprint for PCB layout constraints and verify thermal performance under maximum load conditions.

Part Context

This device belongs to the TPS65320-Q1 family of automotive power management ICs. It combines switching and linear regulation technologies to reduce system complexity. The series is designed specifically for robust operation in electrically noisy automotive environments while maintaining high efficiency standards.

Replacement Considerations

Consult the official TI replacement matrix for qualified alternatives. Verify pin compatibility and electrical specifications before substituting.