Texas Instruments

LM2597HVM-5.0  

DC Switching Voltage Regulators

LM2597HVM-5.0 Description

The LM2597HVM-5.0 is a fixed-output voltage regulator from Texas Instruments, designed to deliver a stable 5V output at a maximum current of 500mA. This regulator operates within an input voltage range of 4.5V to 60V, making it suitable for a variety of applications where wide input voltage variation is expected. The LM2597HVM-5.0 employs a buck topology, which ensures high efficiency and minimal power loss, even under varying load conditions. The regulator operates at a switching frequency of 150kHz, which balances efficiency and size considerations for the external components.

LM2597HVM-5.0 Features

• Output Type: Fixed, providing a stable 5V output.
• Input Voltage Range: 4.5V to 60V, ensuring compatibility with a wide range of power sources.
• Output Current: Up to 500mA, suitable for moderate power applications.
• Output Configuration: Positive, ideal for typical electronic circuits.
• Switching Frequency: 150kHz, balancing efficiency and component size.
• Topology: Buck, offering high efficiency and reliability.
• Synchronous Rectifier: No, simplifying the design and reducing cost.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating robustness against moisture.
• Package: Tube, suitable for surface mount applications.
• Series: SIMPLE SWITCHER®, known for ease of use and high performance.
• Product Status: Obsolete, though still available for legacy systems.
• REACH Status: REACH Unaffected, ensuring compliance with environmental regulations.
• ECCN: EAR99, indicating compliance with export regulations.
• HTSUS: 8542.39.0001, facilitating customs and import processes.

LM2597HVM-5.0 Applications

The LM2597HVM-5.0 is ideal for applications requiring a reliable and efficient power supply with a fixed 5V output. Its wide input voltage range makes it suitable for systems powered by batteries or unregulated power sources. The regulator's moderate output current capability of 500mA is well-suited for applications such as:

• Consumer Electronics: Powering USB devices, portable gadgets, and small peripherals.
• Industrial Equipment: Providing stable power to sensors, controllers, and low-power actuators.
• Automotive Systems: Supplying power to infotainment systems, GPS units, and other electronic modules.
• Telecommunications: Supporting low-power communication devices and network peripherals.

Conclusion of LM2597HVM-5.0

The LM2597HVM-5.0 is a robust and efficient fixed-output voltage regulator, offering a stable 5V output with a wide input voltage range and moderate current capability. Its buck topology ensures high efficiency, making it suitable for applications where power conservation is critical. Despite being marked as obsolete, the LM2597HVM-5.0 remains a reliable choice for legacy systems and new designs requiring a straightforward, high-performance power solution. Its compliance with environmental and export regulations ensures ease of use and integration into various applications.

LM2597HVM-5.0 Documents

Download datasheets and manufacturer documentation for LM2597HVM-5.0

PCN Assembly/Origin :

LB300 18/Jul/2017      

Datasheets :

LM2597,LM2597HV      

Design Resources :

LM2597HV Design with WEBENCH® Power Designer