ON Semiconductor LM2576D2T-3.3 Voltage Regulator

The ON Semiconductor LM2576D2T-3.3 is a highly efficient, fixed voltage, buck (step-down) regulator that offers all the features necessary to implement a robust power supply solution. This regulator is capable of delivering up to 3A of continuous output current with an output voltage of 3.3V, making it an ideal choice for a wide range of applications in consumer, industrial, and telecommunication sectors.

Key Features:

• Output Voltage: Precisely regulated 3.3V output, suitable for logic level and digital circuitry.
• Output Current: Capable of delivering 3A of continuous output current, ensuring ample power for demanding applications.
• Efficiency: High conversion efficiency, minimizing energy loss and heat generation.
• Thermal Shutdown: Integrated thermal shutdown feature protects the device from overheating, enhancing reliability.
• Current Limiting: In-built current limiting functionality guards against overcurrent conditions.
• Voltage Range: Wide input voltage range from 4V to 40V, providing flexibility in various power supply configurations.
• Package: Available in a TO-263 package, which is suitable for surface-mount technology and provides good thermal performance.
• Frequency: 52 kHz fixed frequency internal oscillator that reduces the size of the external components.

Applications:

The LM2576D2T-3.3 is versatile and can be used in numerous applications such as:

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

With its ease of use, including a minimal number of external components, the LM2576D2T-3.3 is an excellent choice for designers looking for a low-voltage, high-current solution. Its robustness and reliability are ensured by ON Semiconductor's commitment to high-quality products, making it a go-to regulator for efficient power management.