LM3102MHX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM3102MHX/NOPB is a synchronous step-down switching regulator IC from Texas Instruments, designed for high-efficiency power conversion. It operates with an input voltage range of 4.5V to 42V and provides a single adjustable output voltage between 0.8V and 7V. The device delivers a continuous output current of 2.5A and supports a maximum switching frequency of 1MHz. Packaged in a 20-PowerTSSOP (HTSSOP) housing, it is qualified under AEC-Q100 standards for automotive applications and functions reliably within a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for enhanced efficiency in buck converter topologies
• Automotive-grade qualification ensuring reliability in demanding environments
• Wide input voltage capability supporting diverse power supply architectures

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems requiring stable DC-DC conversion
• Industrial control modules utilizing SIMPLE SWITCHER technology
• Point-of-load regulation for FPGA or ASIC power delivery

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes such as NOPB and MHX to ensure correct packaging and lead-free compliance. Confirm that the intended application meets the specified thermal and electrical limits defined in the official datasheet. Cross-reference the manufacturer's latest documentation for any product change notices or obsolescence updates before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a robust, automotive-certified buck regulator is required for inputs up to 42V. The 2.5A output capacity suits moderate load applications where space constraints favor the 20-pin PowerTSSOP package. Ensure the design accounts for the 1MHz switching frequency to optimize external passive component selection while maintaining stability across the full operating temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the SIMPLE SWITCHER family, which integrates power switches and control circuitry into a single compact solution. The LM3102 series is engineered to simplify power supply design by reducing the component count typically associated with discrete buck converters. Its automotive qualification aligns with industry standards for vehicle electronics, providing designers with a reliable building block for critical power stages.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official replacement matrix for verified substitutes. Generic equivalents may not match the specific automotive qualification or pinout configuration.