LM2575S-3.3/NOPB IC REG BUCK 3.3V 1A TO263-5

The LM2575S-3.3/NOPB is a monolithic integrated circuit that provides all the active functions for a step-down (buck) switching regulator, capable of driving a 1A load with excellent line and load regulation. This device offers a fixed 3.3V output voltage, simplifying design and reducing the need for external components. Housed in a TO263-5 package suitable for surface mounting, the LM2575S-3.3/NOPB is an ideal choice for various applications, including simple high-efficiency buck regulators, pre-regulators, and on-card switching regulators. The 'NOPB' designation signifies that this component is lead-free, aligning with RoHS compliance for environmentally conscious designs. Its high efficiency minimizes heat dissipation, allowing for smaller heat sinks or even fanless operation in many applications. The LM2575S-3.3/NOPB features a wide input voltage range, making it suitable for diverse power supply scenarios.

The device incorporates built-in thermal shutdown and current limiting, providing robust protection against overloads and short circuits. These protection features ensure reliable operation and prevent damage to the regulator and the connected load. This buck regulator simplifies the design process significantly, requiring only a few external components to create a complete power supply solution. The fixed output voltage eliminates the need for external feedback resistors, further reducing component count and simplifying layout. The TO263-5 package offers excellent thermal performance, allowing the regulator to operate at higher ambient temperatures without compromising reliability. Whether you are designing a power supply for a microcontroller, a sensor, or any other low-voltage application, the LM2575S-3.3/NOPB provides a reliable, efficient, and cost-effective solution.

The internal oscillator operates at a fixed frequency, simplifying filter design and reducing electromagnetic interference (EMI). The device features a TTL-compatible shutdown pin, allowing for easy on/off control. The LM2575S-3.3/NOPB's high efficiency and low standby current make it an excellent choice for battery-powered applications. Its robust protection features and wide input voltage range ensure reliable operation in harsh environments. Upgrade your power management solution with the reliable LM2575S-3.3/NOPB. Achieve efficient and stable 3.3V power for your critical applications.

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