Texas Instruments

LM2941S/NOPB  

Linear & Switching Voltage Regulators

The LM2941S/NOPB is a high-efficiency step-down switching regulator from Texas Instruments. It is designed to provide a stable output voltage from a higher input voltage source. Here is a brief description of the model, its features, and applications:

Description:

The LM2941S/NOPB is a synchronous step-down (buck) switching regulator that can operate from an input voltage range of 4.5V to 38V. It is available in a thermally enhanced, space-saving SOT23-6 package. The device is capable of delivering a continuous output current of up to 1.5A.

Features:

1. High Efficiency: The LM2941S/NOPB offers high efficiency of up to 96%, making it suitable for power-sensitive applications.
2. Wide Input Voltage Range: It can handle input voltages from 4.5V to 38V, making it versatile for various power supply requirements.
3. Adjustable Output Voltage: The output voltage can be adjusted using an external resistor network, allowing for customization to specific application needs.
4. Short Circuit Protection: The device includes short circuit protection to prevent damage in case of a short circuit condition.
5. Overcurrent Protection: It has an overcurrent protection feature that limits the output current to a safe level.
6. Thermal Shutdown: The LM2941S/NOPB has a thermal shutdown feature that protects the device from overheating.
7. Small Package: The SOT23-6 package is compact, making it suitable for space-constrained applications.

Applications:

1. Portable Electronics: Due to its high efficiency and wide input voltage range, the LM2941S/NOPB is ideal for use in portable electronic devices that require battery power, such as smartphones, tablets, and wearable devices.
2. Power Supplies: It can be used in compact power supply designs for various electronic devices, including laptops, routers, and other small appliances.
3. Industrial Equipment: The LM2941S/NOPB can be used in industrial equipment that requires a stable and efficient power supply, such as sensors, controllers, and motor drivers.
4. LED Lighting: The device is suitable for driving high-current LED lighting applications, thanks to its high efficiency and adjustable output voltage.
5. Medical Devices: Due to its small form factor and high efficiency, the LM2941S/NOPB can be used in battery-powered medical devices, such as portable monitoring equipment and diagnostic tools.

The LM2941S/NOPB is a versatile and efficient step-down switching regulator that can be used in a wide range of applications where a stable and efficient power supply is required.

LM2941S/NOPB Documents

Download datasheets and manufacturer documentation for LM2941S/NOPB

PCN Assembly/Origin :

Mult Devices 12/Apr/2018      

Datasheets :

LM2941T/LB03      

Design Resources :

LM2941 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM2941T/LB03