LM53602AQPWPRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM53602AQPWPRQ1 is an automotive-qualified synchronous step-down DC-DC converter from Texas Instruments. It operates with an input voltage range of 3.5 V to 36 V and delivers a continuous output current of 2 A. The device integrates a high-frequency switching regulator operating at 2.1 MHz, enabling the use of small external components. It features a low quiescent current of 8 µA and supports operation over an extended temperature range from -40°C to +150°C. Packaged in a HTSSOP-16 footprint, it meets AEC-Q100 standards for reliability.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Automotive-grade qualification compliant with AEC-Q100 standards
• High-efficiency synchronous buck topology with integrated power switches
• Fixed 2.1 MHz switching frequency for compact passive component sizing
• Extended junction temperature rating up to 150°C

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment system power distribution
• Telematics control unit voltage regulation
• Body control module (BCM) auxiliary power supplies
• ADAS sensor node power conditioning

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the specific suffix 'PWPRQ1' matches the required package type and tape-and-reel configuration for your assembly line. Confirm that the AEC-Q100 grade aligns with your vehicle's thermal and reliability requirements. Ensure compatibility with your PCB footprint for the HTSSOP-16 package. Cross-reference the datasheet revision date to confirm technical specifications have not changed since your design inception.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing for automotive environments requiring high thermal resilience up to 150°C. It is suitable for applications needing a fixed 2.1 MHz frequency to minimize inductor size. Consider this part if the input supply ranges between 3.5 V and 36 V and a steady 2 A load is necessary. It serves as a robust solution for space-constrained automotive boards where efficiency and thermal performance are critical constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM53602 family of synchronous buck converters designed for demanding automotive applications. It complements other Texas Instruments automotive PMICs by offering a balance of high current density and wide input voltage tolerance. The series is engineered to meet stringent automotive reliability standards while maintaining a small physical footprint through high-frequency operation.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum junction temperature for the LM53602AQPWPRQ1?

The device is rated for a maximum junction temperature of 150°C.

Does the LM53602AQPWPRQ1 support adjustable output voltage?

Yes, the output voltage is adjustable using external feedback resistors within the specified operational limits.