TPS65320BQPWPRQ1

Overview

The TPS65320BQPWPRQ1 is an automotive-grade PMIC featuring a dual-output topology with one buck converter and one LDO. It operates from a 3.6V to 40V input supply. The buck output delivers up to 3.2A, while the LDO provides 280mA. Switching frequency ranges from 100kHz to 2.5MHz. It includes integrated monitoring and functions within a -40°C to 125°C temperature range in a 14-pin HTSSOP package.

Feature Summary

• Integrates a high-current buck converter and an auto-sourced LDO for efficient power management.
• Features Eco-mode technology to optimize efficiency across varying load conditions.
• Includes built-in voltage supervisors and protection mechanisms for system reliability.
• Designed specifically for automotive applications meeting AEC-Q100 qualification standards.

Applications

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

Procurement Notes

Verify the specific suffix 'B' against the official Texas Instruments datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the component meets AEC-Q100 grade specifications for your target automotive application environment.

Selection Notes

Select this device when a combined buck and LDO solution is required for automotive electronics. Consider the 3.2A buck current capability and the 280mA LDO output as primary sizing factors. Verify that the 14-pin HTSSOP package fits the PCB layout constraints.

Part Context

This part belongs to the TPS65320-Q1 family of power management ICs designed for automotive use. It consolidates multiple regulation stages into a single compact package, reducing board space compared to discrete solutions. The family supports various input voltage ranges suitable for 12V and 24V automotive architectures.

Replacement Considerations

Check TPS65320QPWPRQ1 and TPS65320DQPWPRQ1 for potential alternatives. Confirm functional equivalence and pin compatibility before substitution.