The LM2574HVN-15 from Texas Instruments is a highly efficient, monolithic integrated circuit for voltage regulation, designed to cater to a wide variety of applications in the electronics industry. This step-down (buck) regulator provides all the active functions necessary for local DC-DC conversion with a fixed output voltage of 15V and a capability to drive a 0.5A load with excellent line and load regulation.

Key Features

• Output Voltage: Fixed 15V output with high precision.
• Output Current: Capable of delivering 0.5A output current.
• Efficiency: Simplified circuitry with 52% typical efficiency at 500 mA load.
• Operating Frequency: 52 kHz fixed frequency internal oscillator.
• Thermal Shutdown: Built-in thermal shutdown function to protect the device from overheating.
• Voltage Protection: Overvoltage and undervoltage lockout features for system safety and reliability.
• Package: Offered in a 5-pin TO-220 package that ensures ease of integration into various designs.

Applications

The LM2574HVN-15 is versatile and can be used in a range of applications such as:

• Simple high-efficiency step-down (buck) regulators.
• Efficient pre-regulators for linear regulators.
• On-card switching regulators for elimination of noise and distribution problems associated with single-point regulation.

Quality and Reliability

Texas Instruments is committed to providing high-quality and reliable products. The LM2574HVN-15 is no exception, and it is designed to meet the rigorous demands of the modern electronic industry. Its robust design ensures long-term reliability and consistent performance, making it an ideal choice for designers looking for a dependable voltage regulation solution.

Ordering Information

For ordering the LM2574HVN-15 or obtaining samples, visit the Texas Instruments official website or contact your local authorized distributor. Ensure you refer to the latest datasheets for detailed specifications and application notes to make the most of this voltage regulator in your designs.