The LM2574HVN-12 from Texas Instruments is a versatile and robust step-down voltage regulator designed to deliver high performance in a wide range of applications. This integrated circuit is part of the LM2574 series, which is renowned for its ease of use and flexibility, making it an ideal choice for engineers and designers looking to implement an efficient power management solution.

Key Features

• Output Voltage: The LM2574HVN-12 provides a fixed output voltage of 12V, which is suitable for a variety of electronic devices and systems that require a stable DC supply.
• Output Current: It is capable of delivering up to 0.5A of output current, ensuring reliable performance for moderate load conditions.
• High Efficiency: With its efficient switching technology, the regulator maintains a high efficiency level, which can be up to 77% under certain conditions. This helps in reducing power loss and heat generation.
• Wide Input Voltage Range: It operates over a wide input voltage range from 4.75V to 60V, accommodating various input sources and providing flexibility in design.
• Thermal Shutdown and Current Limit Protection: The device includes built-in thermal shutdown and current limit features to protect against over-temperature and over-current conditions, enhancing system reliability.
• Low Standby Current: The LM2574HVN-12 has a low standby current, which is beneficial for battery-powered applications where power conservation is crucial.

Applications

The LM2574HVN-12 is suitable for a wide range of applications, including but not limited to:

• Simple high-efficiency step-down (buck) regulators
• On-card switching regulators
• Positive to negative converter (Buck-Boost)

Package and Quality

The regulator is available in a TO-220 package, which is known for its robustness and good thermal performance. Texas Instruments ensures high-quality standards, and the LM2574HVN-12 is designed to meet or exceed these standards, providing a reliable solution for your power supply needs.