LM2574HVM-15/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2574HVMX-15/NOPB is a Texas Instruments SIMPLE SWITCHER step-down switching regulator designed for high-voltage applications. It operates with an input voltage range of 4 V to 60 V and provides a fixed 15 V output at up to 500 mA. The device utilizes a Buck topology with a typical switching frequency of 58 kHz. Packaged in SOIC-Wide-14, it supports operation from -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated power switch enables efficient step-down conversion without external driver requirements.
• Fixed 15 V output option simplifies design for specific voltage rail generation.
• High input voltage capability allows direct connection to higher voltage bus systems.

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems requiring isolated or non-isolated DC-DC conversion
• Distributed power architectures in telecommunications equipment
• Battery-powered systems with high-voltage source inputs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix 'NOPB' confirms lead-free and RoHS compliance status as per manufacturer specifications. Ensure the package designation matches the required SOIC-Wide-14 footprint for PCB layout compatibility. Confirm that the fixed 15 V output variant aligns precisely with the target circuit voltage requirements before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 15 V output is required from an input range extending up to 60 V. The 500 mA current limit suits moderate load applications. Consider the 58 kHz switching frequency for EMI management and inductor sizing. This part is suitable where simplicity and wide input range are prioritized over adjustable output flexibility.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2574HV series, which features high-voltage input capabilities compared to standard regulators. It is part of the SIMPLE SWITCHER family, emphasizing ease of use through integrated power switches and minimal external component count. The series offers various fixed output voltages to cover common system requirements.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2574HVMX-3.3/NOPB: Alternative fixed output voltage within the same package and series.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage supported by this regulator?

The LM2574HVMX-15/NOPB supports a maximum input voltage of 60 V.

Is the output voltage adjustable on this specific part number?

No, the '-15' suffix indicates a fixed 15 V output voltage configuration.