LM2575HVR-5.0

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575HVR-5.0 is a step-down switching voltage regulator manufactured by TAEJIN Technology Co., part of the LM2575 series. It provides a fixed 5.0V output with a guaranteed 1A output current capability. The device operates at a fixed internal oscillator frequency of 52kHz and supports a wide input voltage range. Designed for high efficiency, it requires only four external components to function. The component features thermal shutdown and current limit protection mechanisms.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Fixed 5.0V output voltage version within the adjustable output range
• Integrated 52kHz fixed frequency internal oscillator
• Built-in thermal shutdown and current limit protection

Voltage Regulators - DC DC Switching Regulators Applications

• Step-down voltage regulation for electronic circuits
• Pre-regulator stages for switching regulators
• Direct regulation from bus voltages exceeding 5V

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the supplier source matches TAEJIN Technology Co. specifications rather than Texas Instruments equivalents. Confirm the suffix 'HVR' indicates the correct package type and temperature rating. Ensure the datasheet aligns with the 52kHz frequency and 1A current limits defined in the official documentation.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5.0V output is required from a higher input voltage. It is suitable for designs prioritizing simplicity due to the minimal external component count. Consider the 52kHz switching frequency for inductor selection and ensure the input voltage range accommodates the specific application requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This regulator belongs to the LM2575 family of SIMPLE SWITCHER power supplies. The series offers various fixed and adjustable output versions. The LM2575HVR-5.0 specifically addresses applications needing a stable 5V rail with integrated protection features, maintaining compatibility with standard inductors and control architectures typical of buck converters.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Cross-reference with LM2575T-5.0/NOPB or LM2575S-5.0 from other manufacturers if pinout and electrical parameters match. Verify functional equivalence regarding the 52kHz frequency and 1A current capacity before substitution.