LM5010SD

Voltage Regulators - DC DC Switching Regulators Overview

The LM5010SD is a high-voltage buck switching regulator manufactured by Texas Instruments. It operates with an input voltage range of 7V to 75V and delivers up to 1A of output current. The device utilizes a constant on-time control architecture and supports adjustable output voltages from 2.5V to 70V. It features an integrated 80mΩ high-side MOSFET and a 40mΩ low-side MOSFET, enabling efficient power conversion in a compact 10-WSON package. The component functions reliably across an extended junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side power MOSFETs for a compact solution
• Employs constant on-time control for fast transient response
• Supports wide input voltage ranges suitable for industrial applications

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 (e.g., NOPB) against official datasheets to confirm RoHS compliance and lead-free status. Ensure the ordering part number matches the required tape-and-reel or cut-tape packaging format. Cross-reference the manufacturer's latest documentation to confirm current production status and availability before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring high input voltages up to 75V with moderate current demands around 1A. The fixed frequency operation simplifies external component selection compared to variable frequency alternatives. Consider the thermal performance of the WSON-10 package relative to the expected load conditions and ambient environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM5010 family of high-voltage synchronous buck converters. It is designed to replace discrete solutions or lower-performance regulators in space-constrained designs. The family offers various pin-compatible options and thermal enhancements to suit different power density requirements within industrial and automotive sectors.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for direct replacements such as the LM5010SDX/NOPB variant. Verify that alternative components maintain compatible pinouts, thermal characteristics, and electrical specifications to ensure seamless integration without circuit redesign.