LM5001SDX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM5001SDX/NOPB is a current-mode switching regulator from Texas Instruments designed for wide input voltage applications. It supports Boost, Flyback, and SEPIC topologies with an input range of 3.1 V to 75 V. The device delivers up to 1 A output current and features an adjustable switching frequency from 50 kHz to 1.5 MHz. It operates within a temperature range of -40°C to +125°C and includes shutdown functionality. Packaged in an 8-WSON (4x4) surface-mount case, it maintains a typical quiescent current of 95 µA.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports multiple non-synchronous converter topologies including boost, flyback, and SEPIC configurations.
• Enables flexible design through an externally adjustable switching frequency range.
• Integrates internal soft-start circuitry to limit inrush current during startup.

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power supply systems
• Automotive electronics
• Distributed power architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SDX' corresponds to the tape-and-reel packaging format required for automated assembly processes. Confirm that the component meets RoHS compliance standards applicable to your region. Ensure the ordering quantity aligns with the manufacturer's standard reel specifications to avoid partial package handling issues.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring high input voltages up to 75 V with moderate current demands. It is suitable for applications needing topology flexibility between step-up and isolated converters. Consider the thermal performance of the WSON-8 package for heat dissipation requirements in compact layouts.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM5001 series of wide-input voltage regulators. It complements other Texas Instruments power management solutions by providing a versatile single-inductor solution for various DC-DC conversion needs. The series is characterized by its robustness in harsh electrical environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM5001SDE/NOPB is a documented equivalent variant differing primarily in package type (WSON-8 vs SOIC-8). Verify pinout compatibility and thermal characteristics before substitution.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage supported by the LM5001?

The device supports a maximum input voltage of 75 V.

Does the LM5001 support synchronous rectification?

No, the LM5001 is a non-synchronous controller.