LM2590HVS-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2590HVS-ADJ/NOPB is a SIMPLE SWITCHER power converter from Texas Instruments, functioning as a step-down voltage regulator. It operates with a fixed switching frequency of 150 kHz and delivers an output current of 1 A. The device supports an input voltage range from 4.5 V to 60 V, providing an adjustable output voltage between 1.2 V and 57 V. It utilizes a TO-263-7 (DDPAK-7) surface-mount package. The component is rated for operation within a junction temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated monolithic controller simplifies design by requiring only external power switch, diode, and inductor
• Fixed 150 kHz switching frequency enables the use of compact passive components
• Internal thermal shutdown protects against excessive heat during overload conditions
• Adjustable output voltage allows flexibility for various system requirements

Voltage Regulators - DC DC Switching Regulators Applications

• Distributed power supply systems
• On-card regulation modules
• Post-regulation circuits for buck converters

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes such as NOPB to ensure RoHS compliance and lead-free status. Confirm the package variant matches the required footprint, specifically distinguishing between standard TO-263 and D2PAK configurations if applicable. Cross-reference the datasheet revision date to ensure compatibility with current design specifications and regulatory standards.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a high-voltage input capability up to 60 V is required alongside a 1 A output capacity. The adjustable output feature suits designs needing specific voltage levels not available in fixed variants. Ensure the application environment stays within the specified -40 °C to +125 °C operating temperature range for reliable performance.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2590HV series, which includes other variants like the LM2590HVSX-ADJ/NOPB. The 'S' suffix typically denotes the TO-263 package style. The series is designed for high-efficiency DC-DC conversion, offering a robust solution for industrial and commercial applications requiring stable voltage regulation under varying load conditions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include the LM2590HVSX-ADJ/NOPB, which shares identical electrical characteristics but may differ slightly in package marking or manufacturing lot details. Verify pinout compatibility before substitution.