Texas Instruments

LMR14050SDDAR  

DC Switching Voltage Regulators

The LMR14050SDDAR is a high-efficiency synchronous step-down regulator from Texas Instruments. It is designed to provide a highly efficient and stable output voltage to power various applications. Here is a description of the model, its features, and applications:

Description:

The LMR14050SDDAR is a synchronous step-down regulator that can operate from an input voltage range of 4.75V to 22V. It has a wide output voltage range of 0.6V to 5.5V and can deliver a maximum output current of 3A. The device is available in a compact DDA package, making it suitable for space-constrained applications.

Features:

1. High Efficiency: The LMR14050SDDAR offers high efficiency of up to 94%, which helps reduce power dissipation and improve overall system performance.
2. Wide Input Voltage Range: The device can operate from an input voltage range of 4.75V to 22V, making it suitable for a wide range of applications.
3. Wide Output Voltage Range: The output voltage range of 0.6V to 5.5V allows the device to be used in various applications with different voltage requirements.
4. High Output Current: The LMR14050SDDAR can deliver a maximum output current of 3A, making it suitable for applications that require high current.
5. Synchronous Rectification: The device uses synchronous rectification, which improves efficiency and reduces switching losses.
6. Programmable Soft Start: The soft-start feature allows the output voltage to ramp up gradually, reducing inrush current and minimizing output voltage overshoot.
7. Protection Features: The LMR14050SDDAR includes over-current protection, over-temperature protection, and thermal shutdown protection to ensure reliable operation and prevent damage to the device or connected components.

Applications:

1. Portable Devices: The LMR14050SDDAR can be used to power portable devices such as smartphones, tablets, and laptops.
2. Power Banks: The device can be used in power banks to efficiently step down the voltage from the battery to charge external devices.
3. Industrial Equipment: The high efficiency and wide input voltage range make the LMR14050SDDAR suitable for powering industrial equipment that requires a stable output voltage.
4. Medical Devices: The device can be used in medical devices that require a stable and regulated power supply.
5. LED Lighting: The LMR14050SDDAR can be used to power LED lighting systems, providing efficient and stable power to the LEDs.

In summary, the Texas Instruments LMR14050SDDAR is a high-efficiency synchronous step-down regulator that offers a wide input voltage range, high output current, and various protection features. It is suitable for a wide range of applications, including portable devices, power banks, industrial equipment, medical devices, and LED lighting systems.

LMR14050SDDAR Documents

Download datasheets and manufacturer documentation for LMR14050SDDAR

PCN Assembly/Origin :

Assembly Site 16/Dec/2022      

Datasheets :

LMR14050      

Design Resources :

LMR14050S Design with WEBENCH® Power Designer