Texas Instruments

LM5085SDE/NOPB  

DC DC Switching Controllers

The LM5085SDE/NOPB is a high-efficiency synchronous step-down (buck) switching regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a wide range of input voltages. Here is a brief description of the model, its features, and potential applications:

Description:

The LM5085SDE/NOPB is a monolithic step-down switching regulator that offers high efficiency and low external component count. It is designed to operate from a wide input voltage range and can deliver a regulated output voltage to power a variety of loads.

Features:

1. High Efficiency: The LM5085SDE/NOPB is designed for high efficiency, which can reduce power dissipation and the need for heat sinks.
2. Wide Input Voltage Range: It can operate from input voltages ranging from 4V to 40V, making it suitable for a wide range of applications.
3. Synchronous Rectification: The use of synchronous rectification allows for higher efficiency, especially at higher input voltages.
4. Low External Component Count: The LM5085SDE/NOPB requires a minimal number of external components, simplifying the design and reducing the overall cost.
5. Thermal Protection: It includes thermal shutdown and over-temperature protection to safeguard against overheating.
6. Soft Start: The regulator features a soft-start function to minimize inrush current during startup.
7. Feedback Compensation: It allows for external compensation for optimizing the performance over a wide range of output voltages and load conditions.

Applications:

1. Portable Electronics: Due to its high efficiency and wide input voltage range, the LM5085SDE/NOPB is well-suited for powering portable devices like smartphones, tablets, and laptops.
2. Power Supplies: It can be used in compact power supply designs for a variety of electronic equipment, including home appliances and industrial equipment.
3. Telecommunications: The regulator can provide stable power to telecommunications equipment, ensuring reliable operation.
4. Automotive Systems: The LM5085SDE/NOPB can be used in automotive applications where a wide input voltage range and high efficiency are required.
5. Medical Equipment: For medical devices that require a stable and regulated power supply, this regulator can be a suitable choice.

When using the LM5085SDE/NOPB, it is important to carefully read and follow the datasheet guidelines to ensure proper operation and to meet the specific requirements of the application.

LM5085SDE/NOPB Documents

Download datasheets and manufacturer documentation for LM5085SDE/NOPB

Datasheets :

LM5085      

Reference Design Library :

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

Design Resources :

LM5085 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM5085      

PCN Design/Specification :

Select Devices Add Cu Alt Wire Base Metal 17/Dec/2015