The ON Semiconductor LM2576D2T-005G is a highly efficient, step-down voltage regulator designed for a variety of applications. This regulator is part of the LM2576 series, which is well-known for its ease of use and robust performance. The device is capable of driving a 3A load with excellent line and load regulation.

Key Features

• Output Voltage: The LM2576D2T-005G provides a fixed output voltage of 5V, which is suitable for standard digital circuits and microcontroller-based systems.
• Output Current: The device can deliver up to 3A of continuous output current, making it suitable for high-power applications.
• High Efficiency: With a typical efficiency of 77%, this regulator ensures minimal heat generation and is suitable for battery-powered devices.
• Thermal Shutdown and Current Limit Protection: Built-in thermal shutdown and current limit protections safeguard the device and the circuit from excessive temperatures and overcurrent conditions.
• Adjustable Output: An external resistor divider can be used to adjust the output voltage as required for specific applications.
• Package: The LM2576D2T-005G is available in a TO-263 package, which is suitable for surface mount technology and provides good heat dissipation.

Applications

The LM2576D2T-005G is versatile and can be used in a wide range of applications, including:

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

Specifications

Parameter Value Output Voltage (V<sub>OUT) 5V Output Current (I<sub>OUT) 3A Input Voltage (V<sub>IN) 4V to 40V Switching Frequency 52 kHz Package TO-263

Overall, the LM2576D2T-005G from ON Semiconductor is a reliable and efficient solution for power regulation needs, providing stable 5V output with high current capability and protection features.