LM25011AMYE

Voltage Regulators - DC DC Switching Regulators Overview

The LM25011AMYE 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 provides an adjustable output voltage from 2.51 V to 40 V. The device supports up to 2 A of continuous output current and utilizes a fixed 2.25 MHz constant on-time (COT) control architecture. Key electrical specifications include a quiescent current of 1.2 mA and an operating temperature range spanning -40°C to +125°C. It is housed in a 10-lead HVSSOP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side N-channel MOSFET for efficient step-down conversion
• Employs Constant On-Time (COT) control for rapid transient response
• Includes programmable soft-start and adjustable current limit features
• Features integrated bootstrap diode to simplify external component count

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial point-of-load regulation
• Automotive electronics power distribution
• Distributed power systems
• High-voltage battery-powered equipment

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'E' indicates tape and reel packaging configuration distinct from cut tape variants. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure ESD handling protocols are followed due to moisture sensitivity classification. Cross-reference the full part number against the latest datasheet revision to validate pinout and thermal characteristics.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring wide input voltage ranges up to 42 V. The fixed 2.25 MHz frequency allows for smaller passive components compared to lower-frequency regulators. Consider the thermal performance within the HVSSOP package for high-current applications. Verify that the required output voltage falls within the 2.51 V to 40 V adjustment range.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM25011 family of high-voltage synchronous buck converters. It shares architectural similarities with other members like the LM25011MY, differing primarily in packaging and shipping configurations. The family is designed for robust performance in demanding industrial and automotive environments requiring reliable DC-DC conversion.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LM25011AMYX serves as a functional equivalent with identical electrical specifications but differs in packaging format. Verify compatibility regarding thermal dissipation requirements and footprint dimensions when substituting between these variants.