The LM2576 series is a family of monolithic integrated switching regulators designed for simple and high-efficiency step-down (buck) applications. Capable of delivering up to 3.0 A with excellent line and load regulation, the LM2576 features fixed output voltages of 3.3 V, 5.0 V, 12 V, 15 V, and an adjustable version ranging from 1.23 to 37 V. Its design minimizes external components, enhancing stability and efficiency by switching at 52 kHz. The device provides thermal shutdown, cycle-by-cycle current limiting, and includes optional features such as external shutdown, making it ideal for power supplies, battery chargers, and LED drivers in industrial and consumer electronics.
Output Voltages: 3.3 V, 5.0 V, 12 V, 15 V, and adjustable from 1.23 V to 37 V
Switching Frequency: 52 kHz
Thermal Shutdown: Yes
Cycle-by-cycle current limiting: Yes
Package Options: TO-220, D2PAK (Surface Mount)
Efficiency: Up to 88% depending on load and input voltage
Operating Temperature Range: -40°C to +125°C
Power Dissipation: Internally limited, requires proper heatsinking
Features include external shutdown, guaranteed voltage tolerance within ±4%, and use of standard inductors
Buy the ON Semiconductor LM2576D2TR45G – Reliable Switching Regulator for Industrial Applications
Enhance your projects with the reliable LM2576D2TR45G switching regulator from ON Semiconductor. This high-performance buck converter delivers up to 3.0 A output current, with fixed and adjustable voltage options, ideal for industrial, battery charging, and consumer electronics. Its design simplifies power supply construction by minimizing external components, ensuring high efficiency at 52 kHz switching frequency. Choose this compact, reliable regulator for your demanding electronic applications, and benefit from thermal shutdown, cycle current limiting, and low output ripple for stable operation.
Buy ON Semiconductor LM2576D2TR45G now and experience unmatched reliability and performance in efficient power supply designs.
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