Texas Instruments

LM3880MFE-1AC/NOPB  

Power Supply Controllers, Monitors

The LM3880MFE-1AC/NOPB is a high-efficiency step-down (buck) switching regulator from Texas Instruments. It is designed to provide a regulated output voltage from a higher input voltage source. Here is a description of the model, its features, and applications:

Description:

The LM3880MFE-1AC/NOPB is a monolithic step-down switching regulator that integrates a power MOSFET, an inductor, and a diode on a single chip. It is available in a thermally enhanced PowerPad package, which provides excellent thermal performance and allows for a compact solution.

Features:

1. High Efficiency: The LM3880MFE-1AC/NOPB offers high efficiency over a wide load range, making it suitable for battery-powered applications where energy conservation is critical.
2. Wide Input Voltage Range: It can operate with input voltages from 4V to 40V, making it versatile for various power supply scenarios.
3. Low Dropout Voltage: The regulator maintains a low dropout voltage even under heavy loads, ensuring stable output voltage.
4. High Current Capability: The device is capable of delivering high output currents, making it suitable for powering demanding loads.
5. Built-in Power MOSFET: The integrated power MOSFET reduces the number of external components required, simplifying the design and reducing the overall solution size.
6. Thermal Protection: It includes thermal shutdown and over-temperature protection to prevent damage due to overheating.
7. Soft Start: The soft-start feature minimizes inrush current and reduces output voltage overshoot during startup.
8. Feedback Compensation: The device includes an internal compensation network, simplifying the design and reducing the need for external components.

Applications:

1. Portable Electronics: Due to its high efficiency and low dropout voltage, the LM3880MFE-1AC/NOPB is ideal for battery-powered devices such as smartphones, tablets, and laptops.
2. Power Supplies: It can be used in a variety of power supply applications, including AC/DC and DC/DC converters.
3. Industrial Equipment: The device's robustness and thermal performance make it suitable for industrial equipment that requires stable and efficient power regulation.
4. Medical Devices: In medical devices where reliability and efficiency are crucial, the LM3880MFE-1AC/NOPB can provide a stable power source.
5. Telecommunications: For equipment that requires a stable and efficient power supply, such as routers and modems, this regulator can be a good choice.

When using the LM3880MFE-1AC/NOPB, it is important to carefully read and follow the datasheet guidelines to ensure proper operation and to take full advantage of its features.

LM3880MFE-1AC/NOPB Documents

Download datasheets and manufacturer documentation for LM3880MFE-1AC/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification 2024-02-05 (PDF)       Pin 1 Dot Mark Implementation selected devices in the SOT23 6L Package (PDF)       Product Change Notification (PDF)      

Models :

LM3880MFE-1AC/NOPB Symbol & Footprint by SnapMagic      

Product Catalogs :

Power Management for Xilinx FPGAs       Power Management Guide 2018 (Rev. R)      

Application Notes :

High-Performance CMOS Image Sensor Power Supply in Industrial Camera and Vision (Rev. A)       Creating a Sequencing Voltage Supervisor (Reset IC) Using TPS386000 and LM3880       High-Performance CMOS Image Sensor Power Supply in Industrial Camera and Vision       LM1771 and LM3880 Based FPGA Power Supply Reference Design (Rev. A)       Power-supply sequencing for FPGAs      

SPICE Models :

LM3880 PSpice Transient Model