LMR23625CQDDARQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR23625CQDDARQ1 is an automotive-qualified synchronous step-down converter from the SIMPLE SWITCHER family. It operates with an input voltage range of 4 V to 36 V and delivers a continuous output current of 2.5 A. The device supports adjustable output voltages between 1 V and 28 V. Key electrical parameters include a fixed switching frequency of 2.1 MHz, a maximum quiescent current of 75 uA, and operation across a junction temperature range of -40°C to +125°C. It utilizes an SO-PowerPAD-8 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle environments.
• Integrated synchronous rectification provides high efficiency across load conditions.
• Fixed internal switching frequency simplifies external component selection and minimizes design complexity.

Voltage Regulators - DC DC Switching Regulators Applications

• Distributed power architectures in automotive electronic control units
• On-board charger systems requiring regulated DC-DC conversion
• Infotainment and telematics module power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the part number suffix Q1 confirms AEC-Q100 automotive qualification status. Ensure the SO-PowerPAD-8 package variant matches thermal requirements. Confirm RoHS compliance details via the manufacturer datasheet before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing for automotive applications requiring a 2.5 A buck converter. The 2.1 MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Verify input voltage stability within the 4 V to 36 V range for proper regulation.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LMR23625 series of SIMPLE SWITCHER converters. It shares core topology with non-automotive variants but includes specific testing and documentation for automotive reliability. The CQDDARQ1 designation indicates the specific package, temperature grade, and qualification level.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR23625CDDARQ1 serves as a verified substitute within the same automotive-qualified family. Both parts share identical electrical characteristics and pinouts. Verify package availability and specific revision levels when substituting.