Texas Instruments

LM2577T-15

LM2577T-15 Description

The LM2577T-15 is a fixed output voltage regulator from Texas Instruments, designed to deliver a stable 15V output with a maximum switch current of 3A. This device is part of the SIMPLE SWITCHER® series, known for its ease of use and high performance in a variety of power conversion applications. The LM2577T-15 operates within an input voltage range of 3.5V to 40V, making it suitable for a wide range of input power sources. It features a switching frequency of 52kHz, which helps in reducing the size of external components while maintaining high efficiency.

LM2577T-15 Features

• Fixed Output Voltage: The LM2577T-15 provides a stable 15V output, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With an input voltage range of 3.5V to 40V, this regulator can handle a variety of input sources, enhancing its versatility.
• High Switch Current: The ability to handle up to 3A of switch current allows the LM2577T-15 to power demanding applications efficiently.
• Positive Output Configuration: The positive output configuration ensures compatibility with most standard electronic circuits.
• Boost, Flyback, Forward Converter Topologies: The LM2577T-15 supports multiple topologies, providing flexibility in circuit design.
• Through Hole Mounting: The through-hole mounting type ensures robust mechanical stability and ease of integration into various PCB designs.
• Single Output: The device features a single output, simplifying the design and reducing complexity.
• Moisture Sensitivity Level (MSL) 1: The MSL 1 rating indicates that the device is unaffected by moisture, making it suitable for a wide range of environmental conditions.
• REACH Unaffected: Compliance with REACH regulations ensures that the LM2577T-15 is free from harmful substances, promoting environmental safety.
• ECCN EAR99: The Export Control Classification Number (ECCN) EAR99 indicates that this product is not subject to specific export controls, facilitating international trade.
• HTSUS 8542.39.0001: The Harmonized Tariff Schedule of the United States (HTSUS) code 8542.39.0001 provides clear classification for import purposes.
• Package Type: The device is available in a tube package, ensuring safe and secure handling during transportation and storage.

LM2577T-15 Applications

The LM2577T-15 is ideal for applications requiring a stable 15V output with high efficiency and reliability. Some specific use cases include:

• Industrial Equipment: Powering industrial control systems, sensors, and actuators that require a stable 15V supply.
• Telecommunications: Providing power to communication devices and infrastructure that operate within the specified input voltage range.
• Automotive Electronics: Suitable for automotive applications where a wide input voltage range and high reliability are crucial.
• Consumer Electronics: Ideal for powering various consumer devices that require a stable 15V supply, such as audio amplifiers and gaming consoles.
• Medical Devices: Ensuring reliable power delivery to medical equipment that requires precise voltage regulation.

Conclusion of LM2577T-15

The LM2577T-15 from Texas Instruments is a robust and versatile fixed output voltage regulator, offering a stable 15V output with a maximum switch current of 3A. Its wide input voltage range, high switching frequency, and support for multiple topologies make it a reliable choice for a variety of power conversion applications. The through-hole mounting type and single output configuration simplify integration into various PCB designs. While the product is now obsolete, its unique features and performance benefits continue to make it a valuable option for specific applications requiring a stable 15V supply.