LM63635DQPWPRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM63635DQPWPRQ1 is an automotive-grade synchronous step-down DC/DC converter manufactured by Texas Instruments. It operates with an input voltage range of 3.5 V to 36 V and delivers a maximum output current of 3.25 A. The device features a fixed 3.3 V output and supports switching frequencies from 250 kHz to 2.2 MHz. It utilizes a 16-pin HTSSOP package and is qualified to AEC-Q100 standards for automotive applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous buck topology for high efficiency
• Automotive qualification compliant with AEC-Q100 standards
• Supports adjustable switching frequency for EMI optimization

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems
• Telematics control units
• Body electronics power distribution

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'DQ' against the official datasheet to confirm pinout and thermal characteristics. Ensure the selected package matches the PCB footprint requirements. Confirm AEC-Q100 reliability data availability for the specific manufacturing lot before final integration into safety-critical designs.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V rail is required within a 36 V automotive environment. The 3.25 A capability suits moderate load applications. Consider the HTSSOP package for thermal management needs. Verify that the 250 kHz to 2.2 MHz frequency range aligns with system noise constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM63635-Q1 family of automotive step-down converters. It shares core architecture with other variants in the series but differs in package type and specific electrical parameters. The family targets robust power management in demanding vehicle environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM63635CAQDRRRQ1: Different package (WSON-12 vs HTSSOP-16). LM536355QRNLTQ1: Different package and fixed 5 V output. LM43603QPWPRQ1: Not recommended for new designs.