onsemi

LM2576TV-3.3G

LM2576TV-3.3G Description

The LM2576TV-3.3G is a fixed-output voltage regulator designed for high efficiency and performance in a wide range of power management applications. Manufactured by onsemi, this regulator features a maximum input voltage of 40V and a minimum input voltage of 7V, making it suitable for various input voltage ranges. It provides a stable output voltage of 3.3V with a maximum output current of 3A, ensuring reliable power delivery to demanding electronic systems.

The LM2576TV-3.3G operates with a switching frequency of 52kHz, which allows for the use of smaller inductors and capacitors in the design, reducing the overall footprint and cost of the power supply. The regulator is available in a through-hole TO220-5 package, which is housed in a tube, making it robust and suitable for industrial applications.

LM2576TV-3.3G Features

• Output Type: Fixed at 3.3V, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: 7V to 40V, providing flexibility for various power sources.
• Output Current: Up to 3A, capable of powering high-current devices.
• Switching Frequency: 52kHz, enabling the use of smaller passive components.
• Output Configuration: Available in both positive and negative configurations, offering versatility in circuit design.
• Regulation Topology: Buck (step-down) converter, ensuring high efficiency and minimal power loss.
• Mounting Type: Through-hole, providing mechanical stability and ease of integration.
• Package: TO220-5 in a tube, ensuring robustness and reliability.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting environmental and safety standards.
• Obsolete Status: While the product is marked as obsolete, it remains a reliable choice for legacy systems and applications where its specific features are required.

LM2576TV-3.3G Applications

The LM2576TV-3.3G is ideal for a variety of applications where a stable and efficient power supply is critical. Its fixed 3.3V output makes it particularly suitable for powering microcontrollers, digital signal processors (DSPs), and other digital circuits that require a precise and stable voltage source. The regulator's ability to handle up to 3A of current makes it a robust choice for applications that demand high power delivery.

Some specific use cases include:

• Embedded Systems: Providing stable power to microcontrollers and other embedded components.
• Industrial Control Systems: Ensuring reliable power supply in harsh industrial environments.
• Telecommunications: Powering critical components in communication equipment.
• Automotive Electronics: Supplying power to electronic control units (ECUs) and other automotive systems.
• Consumer Electronics: Used in devices such as routers, modems, and other consumer-grade electronics.

Conclusion of LM2576TV-3.3G

The LM2576TV-3.3G from onsemi is a high-performance, fixed-output voltage regulator designed for demanding power management applications. Its wide input voltage range, stable 3.3V output, and ability to deliver up to 3A of current make it a versatile and reliable choice for various electronic systems. The regulator's buck topology and 52kHz switching frequency contribute to its high efficiency and compact design, making it an ideal solution for applications where space and power efficiency are critical.

Despite its obsolete status, the LM2576TV-3.3G remains a valuable component for legacy systems and applications where its specific features are essential. Its robust through-hole packaging and compliance with environmental standards further enhance its appeal in the electronics industry.