LM2575GT-ADJ

Voltage Regulators - DC DC Switching Regulators Overview

The TAEJIN LM2575GT-ADJ is a monolithic integrated circuit designed as a step-down switching voltage regulator. It provides all active functions required for a buck converter, supporting an output current of 1 A with a fixed internal oscillator frequency of 52 kHz. The device accommodates a wide input voltage range and offers adjustable output voltages from 1.23 V to 37 V. It utilizes a TO-220-5 through-hole package and operates within a temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a 52 kHz fixed-frequency internal oscillator for simplified external component requirements.
• Includes TTL shutdown capability to enable low power standby modes.
• Incorporates thermal shutdown and current limit protection for enhanced operational safety.

Voltage Regulators - DC DC Switching Regulators Applications

• Distributed power supply systems requiring efficient step-down conversion
• Pre-regulators for linear post-regulator modules
• Battery-powered applications utilizing high-efficiency DC-DC topology

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the manufacturer origin carefully, as the LM2575 series is primarily associated with Texas Instruments and other major semiconductor firms. Confirm that the specific LM2575GT-ADJ part number corresponds to TAEJIN Technology Co. specifications rather than generic family equivalents. Ensure the datasheet matches the required pinout and electrical tolerances for your design integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a robust 1 A buck converter solution is needed with minimal external parts. The adjustable output version allows flexibility in setting precise voltage levels between 1.23 V and 37 V. Consider the TO-220 package for adequate thermal dissipation in through-hole assembly environments where surface-mount options are not preferred.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2575 family of SIMPLE SWITCHER regulators. These devices are widely recognized for their ease of use and high efficiency in step-down applications. The family typically includes fixed voltage outputs (3.3V, 5V, 12V, 15V) alongside the adjustable variant, catering to various standard power rail requirements in industrial and consumer electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Compatible substitutes include the LM2575T-ADJ/NOPB from Texas Instruments and the LM2575T-ADJG from onsemi. Verify pin compatibility and thermal characteristics before swapping manufacturers.