Texas Instruments

LM2937ES-12/NOPB  

Linear & Switching Voltage Regulators

The LM2937ES-12/NOPB is a high-efficiency step-down switching regulator from Texas Instruments. It is designed to convert a higher input voltage to a lower output voltage, making it suitable for a wide range of applications that require regulated power supplies.

Description:

The LM2937ES-12/NOPB is a synchronous step-down switch regulator that operates with an input voltage range of 4V to 40V and provides an output voltage of 12V. It is available in a thermally enhanced ES (Exposure Silicon) package, which allows for better thermal performance and higher power dissipation compared to standard plastic packages.

Features:

1. High Efficiency: The LM2937ES-12/NOPB offers high efficiency up to 96%, which helps reduce power dissipation and improve overall system performance.
2. Wide Input Voltage Range: The regulator can handle input voltages from 4V to 40V, making it suitable for various power supply sources.
3. Fixed Output Voltage: The output voltage is fixed at 12V, simplifying the design and eliminating the need for external components to set the output voltage.
4. Low Dropout Voltage: The regulator has a low dropout voltage, ensuring stable operation even when the input voltage is close to the output voltage.
5. Thermal Protection: The ES package provides better thermal performance and protection against overheating.
6. Small Size: The LM2937ES-12/NOPB is compact, making it suitable for space-constrained applications.
7. Synchronization Capability: The regulator can be synchronized to an external clock, allowing for integration into systems with specific timing requirements.

Applications:

1. Portable Electronics: The LM2937ES-12/NOPB can be used to provide regulated power to portable devices such as smartphones, tablets, and wearables.
2. Industrial Equipment: The regulator can be used in industrial applications where a stable 12V power supply is required, such as in control systems and sensors.
3. Automotive Systems: The LM2937ES-12/NOPB can be used in automotive applications to provide power to various electronic components, such as infotainment systems and sensors.
4. Medical Devices: The regulator can be used in medical devices that require a stable 12V power supply, such as monitoring equipment and diagnostic tools.
5. Telecommunications: The LM2937ES-12/NOPB can be used in telecommunications equipment to provide a stable power supply to various components, such as routers and modems.

In summary, the LM2937ES-12/NOPB is a high-efficiency step-down switching regulator from Texas Instruments that offers a wide input voltage range, fixed output voltage, and thermal protection. It is suitable for a variety of applications, including portable electronics, industrial equipment, automotive systems, medical devices, and telecommunications.

LM2937ES-12/NOPB Documents

Download datasheets and manufacturer documentation for LM2937ES-12/NOPB

PCN Assembly/Origin :

Mult Devices 21/Aug/2017      

Datasheets :

LM2937 Datasheet      

HTML Datasheet :

LM2937 Datasheet