LM2575HVS-12/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575HVS-12/NOPB is a SIMPLE SWITCHER® step-down voltage regulator from Texas Instruments, designed for high-voltage input applications. It operates with an input voltage range of 4 V to 60 V and provides a fixed 12 V output at up to 3 A load current. The device utilizes a buck topology with a typical switching frequency of 52 kHz. It is housed in a TO-263-5 surface-mount package and supports an operating junction temperature range from -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated monolithic controller supporting high-voltage input operation up to 60 V
• Fixed 12 V output configuration ensuring stable regulation under varying loads
• Internal compensation network simplifies external component selection
• Thermal shutdown protection safeguards against overheating conditions

Voltage Regulators - DC DC Switching Regulators Applications

• Distributed power supply architectures requiring high-voltage bus conversion
• Battery-powered systems utilizing lead-acid or lithium-ion sources
• Industrial control equipment power management modules
• Telecommunications infrastructure DC-DC conversion stages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including the suffix /NOPB to confirm lead-free compliance and RoHS status. Ensure the ordering code matches the specific TO-263-5 package variant. Cross-reference manufacturer datasheets for updated environmental declarations and moisture sensitivity levels prior to procurement to ensure design compatibility.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12 V output is required from inputs exceeding standard logic levels. The 3 A current capability suits moderate power applications without external pass transistors. Consider the thermal performance of the TO-263-5 package relative to expected ambient temperatures and PCB copper area for adequate heat dissipation during continuous operation.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2575HV series of SIMPLE SWITCHER regulators, which are optimized for high-input voltage environments. Unlike lower-voltage variants, this series handles inputs up to 60 V, making it suitable for direct connection to higher voltage buses common in industrial and automotive sectors while maintaining simple external circuit requirements.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2575HVSX-12/NOPB offers identical electrical specifications in a tape-and-reel packaging format for automated assembly processes.