Texas Instruments

LM3671MFX-1.8/NOPB  

DC Switching Voltage Regulators

The LM3671MFX-1.8/NOPB is a highly efficient step-down converter 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 LM3671MFX-1.8/NOPB is a part of Texas Instruments' LM3671 family of synchronous step-down regulators. It is a micro-power, low-dropout (LDO) voltage regulator that can operate from a wide range of input voltages. The device is offered in a small, thermally enhanced 10-pin MSOP package.

Features:

1. Input Voltage Range: The LM3671MFX-1.8/NOPB can handle a wide input voltage range, making it suitable for various power supply scenarios.
2. Output Voltage: The output voltage is adjustable and can be set to 1.8V as per the model number.
3. High Efficiency: It offers high efficiency, which is crucial for battery-powered applications to extend battery life.
4. Low Dropout Voltage: The low-dropout voltage characteristic ensures that the regulator can operate even when the input voltage is close to the output voltage.
5. Micro-power Operation: It is designed for micro-power applications, making it ideal for systems where power consumption is a critical factor.
6. Synchronous Rectification: The device uses synchronous rectification to improve efficiency, especially at light loads.
7. Thermal Protection: It includes thermal shutdown protection to prevent damage in the event of overheating.
8. Package Type: The 10-pin MSOP package is compact and suitable for space-constrained applications.

Applications:

1. Portable Electronics: Due to its efficiency and low power consumption, the LM3671MFX-1.8/NOPB is ideal for use in portable electronic devices like smartphones, tablets, and wearables.
2. Medical Devices: It can be used in battery-operated medical devices where reliability and efficiency are paramount.
3. IoT Devices: The low power consumption makes it suitable for IoT devices that require long battery life.
4. Industrial Equipment: It can be used in industrial equipment where a stable and regulated voltage supply is needed.
5. Power Management in Automotive Electronics: The LM3671MFX-1.8/NOPB can be used in automotive applications for power management due to its robustness and wide input voltage range.

When using this regulator, it's important to consider the specific requirements of the application, such as the input voltage range, output voltage, and load current, to ensure that the device operates within its specified parameters.

LM3671MFX-1.8/NOPB Documents

Download datasheets and manufacturer documentation for LM3671MFX-1.8/NOPB

PCN Assembly/Origin :

Additional Assembly sites 21/Sep/2021      

Datasheets :

LM3671 Datasheet      

PCN Packaging :

Pin One Dot 07/Jan/2019      

Design Resources :

LM3671 Design with WEBENCH® Power Designer       Power Management Design      

Other Related Documents :

Power Management Guide      

HTML Datasheet :

LM3671 Datasheet      

PCN Design/Specification :

Cu Wire 21/Mar/2017       LM3671/-Q1 DataSheet Update 21/Jul/2016