LM25011AMY

Voltage Regulators - DC DC Switching Regulators Overview

The LM25011AMY is a high-voltage synchronous buck switching regulator manufactured by Texas Instruments. It operates with an input voltage range of 6 V to 42 V and delivers up to 2 A of output current. The device supports adjustable output voltages from 2.51 V to 40 V. Key electrical specifications include a fixed switching frequency of 2.25 MHz, a typical quiescent current of 1.2 mA, and operation across a temperature range of -40°C to +125°C. It utilizes a Constant On-Time (COT) control architecture and is housed in a 10-lead HVSSOP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side N-channel power switch for efficient step-down conversion
• Employs Constant On-Time control topology for fast transient response
• Includes programmable soft-start and adjustable current limit protection

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial point-of-load regulation
• Automotive electronics systems
• Distributed power architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'MY' against the manufacturer's official datasheet to confirm pinout compatibility and thermal characteristics. Ensure that the selected package variant matches the intended PCB footprint and soldering profile requirements for the HVSSOP-10 configuration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring wide input voltage ranges up to 42 V. The integrated synchronous rectification and high switching frequency allow for reduced external passive component sizes compared to asynchronous alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM25011 family of high-voltage synchronous buck regulators. It is designed for applications demanding robust performance in noisy environments, offering integrated protection features such as overcurrent limiting and thermal shutdown within a compact surface-mount package.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the manufacturer's cross-reference guide for verified equivalents. Direct replacements must maintain compatible input voltage limits, output current capabilities, and package dimensions.