LM2591HVS-5.0

Voltage Regulators - DC DC Switching Regulators Overview

The LM2591HVS-5.0/NOPB is a SIMPLE SWITCHER power converter from Texas Instruments, functioning as a step-down voltage regulator with a fixed 5 V output. It operates at a 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 and features a TO-263-5 (DDPAK-5) surface-mount package. It includes internal frequency compensation and a shutdown feature, operating within a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated buck topology for efficient step-down conversion
• Fixed 5 V output configuration
• Internal frequency compensation simplifies external component requirements
• Shutdown pin enables low-power standby operation

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation in distributed power systems
• Pre-regulator stages for linear regulators
• Battery-powered equipment requiring high efficiency
• General-purpose DC/DC conversion modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm electrical characteristics and packaging details. Ensure the ordering part number matches the required output voltage and thermal performance specifications for your application design.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5 V output is required with up to 1 A load capability. Consider the wide input voltage range and integrated protection features for robust designs. Evaluate thermal dissipation requirements based on the TO-263 package and expected ambient conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2591HV series of SIMPLE SWITCHER converters. It shares architectural similarities with other members like the LM2590HV and LM2592HV but is distinguished by its specific 1 A current rating and fixed 5 V output option within the high-voltage input family.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2591HVSX-5.0/NOPB

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage supported by the LM2591HVS-5.0?

The device supports a maximum input voltage of 60 V.

Does the LM2591HVS-5.0 include internal frequency compensation?

Yes, the device integrates internal frequency compensation, reducing the need for external components.