Texas Instruments

LM25085MMX/NOPB  

DC DC Switching Controllers

The LM25085MMX/NOPB is a high-efficiency, synchronous, step-down switching regulator from Texas Instruments. It is designed to provide a stable and efficient power supply for a wide range of applications. Here is a description of the model, its features, and applications:

Model Description:

The LM25085MMX/NOPB is a monolithic step-down switching regulator that integrates a high-side power MOSFET and a low-side power MOSFET. It is designed to operate from input voltages ranging from 4.5V to 28V and can deliver an output voltage as low as 0.9V. The device is available in a 16-pin, 3mm x 3mm WQFN package.

Features:

1. Input Voltage Range: The LM25085MMX/NOPB can accept input voltages from 4.5V to 28V, making it suitable for a wide range of power supply applications.

2. Output Voltage: The device can provide an output voltage as low as 0.9V, which is adjustable using an external resistor divider.

3. High Efficiency: The LM25085MMX/NOPB offers high efficiency of up to 96%, which is ideal for battery-powered applications where power consumption is critical.

4. Synchronous Rectification: The device uses synchronous rectification, which allows both the high-side and low-side MOSFETs to operate simultaneously, reducing conduction losses and improving efficiency.

5. Output Current: The LM25085MMX/NOPB can deliver a continuous output current of up to 3A.

6. Switching Frequency: The device operates at a switching frequency of 550kHz, which allows for smaller external components and a more compact design.

7. Protection Features: The LM25085MMX/NOPB includes various protection features such as over-current protection, over-temperature protection, and short-circuit protection.

8. Small Package: The device is available in a compact 16-pin, 3mm x 3mm WQFN package, making it suitable for space-constrained applications.

Applications:

1. Portable Electronics: The LM25085MMX/NOPB is ideal for powering portable electronic devices such as smartphones, tablets, and wearable devices.

2. Power Supplies: The device can be used in battery-powered power supplies for various applications, including industrial equipment, medical devices, and consumer electronics.

3. Telecommunications: The LM25085MMX/NOPB can be used in power supply applications for telecommunications equipment, such as base stations and routers.

4. Automotive: The device can be used in automotive applications, such as infotainment systems, lighting, and power management systems.

5. Renal Therapy: The LM25085MMX/NOPB can be used in renal therapy equipment, such as dialysis machines, to provide a stable and efficient power supply.

In summary, the LM25085MMX/NOPB is a high-efficiency, synchronous, step-down switching regulator from Texas Instruments that offers a wide input voltage range, adjustable output voltage, high efficiency, and various protection features. It is suitable for a wide range of applications, including portable electronics, power supplies, telecommunications, automotive, and renal therapy equipment.

LM25085MMX/NOPB Documents

Download datasheets and manufacturer documentation for LM25085MMX/NOPB

Datasheets :

LM25085 Datasheet      

UNKNOWN TYPE :

8-VSSOP      

Design Resources :

LM25085 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM25085 Datasheet      

PCN Design/Specification :

Copper Wire Revision A 19/Jan/2015       Copper Wire Base Metal 29/Sep/2014