Texas Instruments

LM2597HVM-12/NOPB  

DC Switching Voltage Regulators

LM2597HVM-12/NOPB Description

The LM2597HVM-12/NOPB is a fixed output, positive buck regulator from Texas Instruments, designed to deliver a stable 12V output at a maximum current of 500mA. This regulator operates within a wide input voltage range, from a minimum of 4.5V to a maximum of 60V, making it highly versatile for various power supply applications. The LM2597HVM-12/NOPB features a switching frequency of 150kHz, ensuring efficient power conversion and minimal electromagnetic interference (EMI). The device is part of the SIMPLE SWITCHER® series, known for its ease of use and high performance. It is available in an 8-SOIC package, suitable for surface-mount applications, and is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations. The moisture sensitivity level (MSL) is rated at 1 (unlimited), ensuring robustness in various environmental conditions. This regulator does not feature a synchronous rectifier, simplifying the design while maintaining high efficiency.

LM2597HVM-12/NOPB Features

• Fixed Output Configuration: The LM2597HVM-12/NOPB provides a fixed 12V output, eliminating the need for external feedback resistors and simplifying the design process.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 60V, this regulator is suitable for a variety of applications, including automotive and industrial systems where input voltage fluctuations are common.
• High Efficiency: The buck topology ensures efficient power conversion, minimizing power loss and heat generation, which is crucial for maintaining system reliability and performance.
• Low EMI: The 150kHz switching frequency helps reduce electromagnetic interference, making the regulator suitable for sensitive electronic applications.
• Surface-Mount Compatibility: The 8-SOIC package is ideal for surface-mount technology (SMT), enabling compact and reliable PCB designs.
• Environmental Compliance: The regulator is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental standards and regulations.
• Robustness: With an MSL rating of 1 (unlimited), the LM2597HVM-12/NOPB is highly resistant to moisture, making it suitable for use in various environmental conditions.

LM2597HVM-12/NOPB Applications

The LM2597HVM-12/NOPB is ideal for a range of applications that require a stable 12V power supply with a maximum output current of 500mA. Some specific use cases include:

• Automotive Electronics: Suitable for powering electronic control units (ECUs) and other automotive systems that operate within a wide voltage range.
• Industrial Equipment: Ideal for powering sensors, actuators, and control systems in industrial environments where reliability and efficiency are paramount.
• Telecommunications: Can be used in base stations and other telecom equipment to provide a stable power supply for critical components.
• Consumer Electronics: Applicable in devices such as routers, modems, and other consumer electronics that require a compact and efficient power solution.

Conclusion of LM2597HVM-12/NOPB

The LM2597HVM-12/NOPB from Texas Instruments is a robust and efficient buck regulator designed for applications requiring a stable 12V output. Its wide input voltage range, high efficiency, and low EMI make it a versatile and reliable choice for various power supply needs. The regulator's compliance with environmental standards and its robust moisture sensitivity rating further enhance its suitability for diverse applications. The LM2597HVM-12/NOPB offers a simplified design process with its fixed output configuration, making it an ideal solution for engineers seeking a reliable and efficient power conversion device.

LM2597HVM-12/NOPB Documents

Download datasheets and manufacturer documentation for LM2597HVM-12/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

PROCESS CHANGE NOTIFICATION (PDF)      

Models :

LM2597HVM-12/NOPB Symbol & Footprint by SnapMagic      

SPICE Models :

LM2597-ADJ PSpice Transient Model       LM2597-ADJ Unencrypted PSpice Transient Model       Export TINA-TI Transient Spice Model from WEBENCH (Rev. A)