Texas Instruments

LM5085QMY/NOPB  

DC DC Switching Controllers

The LM5085QMY/NOPB is a high-efficiency step-down (buck) switching regulator from Texas Instruments. It is designed to provide a stable output voltage from a wide range of input voltages. Here is a description of the model, its features, and applications:

Description:

The LM5085QMY/NOPB is a synchronous step-down switching regulator that offers high efficiency and low output voltage ripple. It is available in a compact QFN package, making it suitable for space-constrained applications.

Features:

1. Wide input voltage range: The LM5085QMY/NOPB can operate with input voltages from 4V to 40V, making it suitable for a wide range of applications.
2. High efficiency: The regulator achieves high efficiency levels of up to 95%, which helps reduce power dissipation and improve overall system performance.
3. Low output voltage ripple: The device features a low output voltage ripple, which is essential for applications that require a stable output voltage.
4. Synchronous rectification: The LM5085QMY/NOPB uses synchronous rectification, which improves efficiency and reduces power loss during the switching process.
5. Programmable soft-start: The regulator features a programmable soft-start function that helps minimize inrush current and reduce output voltage overshoot during startup.
6. Protection features: The device includes various protection features such as over-current protection, over-temperature protection, and output short-circuit protection.
7. Small form factor: The QFN package allows for a compact design, making it suitable for space-constrained applications.

Applications:

1. Portable electronics: The LM5085QMY/NOPB is ideal for powering portable electronic devices such as smartphones, tablets, and wearable devices.
2. Power supplies: The regulator can be used in compact power supply applications, including USB power delivery, battery chargers, and adapters.
3. Industrial equipment: The LM5085QMY/NOPB can be used in industrial equipment that requires a stable and efficient power supply, such as sensors, controllers, and motor drivers.
4. Medical devices: The high efficiency and low output voltage ripple make the LM5085QMY/NOPB suitable for use in medical devices that require a stable and reliable power supply.
5. LED lighting: The regulator can be used in LED lighting applications to provide a stable and efficient power supply for LED drivers.

In summary, the LM5085QMY/NOPB from Texas Instruments is a high-efficiency step-down switching regulator that offers a wide input voltage range, low output voltage ripple, and various protection features. It is suitable for a wide range of applications, including portable electronics, power supplies, industrial equipment, medical devices, and LED lighting.

LM5085QMY/NOPB Documents

Download datasheets and manufacturer documentation for LM5085QMY/NOPB

Datasheets :

LM5085      

Reference Design Library :

LM5085EVAL: 5V @ 4.5A, 5.5 ~ 55V in      

Design Resources :

LM5085-Q1 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM5085