Texas Instruments

LM3671MFX-1.25/NOPB  

DC Switching Voltage Regulators

LM3671MFX-1.25/NOPB Description

The LM3671MFX-1.25/NOPB is a high-performance, fixed-output voltage buck regulator designed by Texas Instruments. This IC offers a robust solution for power management applications, providing a stable 1.25V output at up to 600mA of current. The regulator operates efficiently within an input voltage range of 2.7V to 5.5V, making it suitable for a variety of power supply scenarios. With a switching frequency of 2MHz, the LM3671MFX-1.25/NOPB ensures minimal footprint and high efficiency, crucial for modern compact designs.

LM3671MFX-1.25/NOPB Features

• Fixed Output Voltage: The LM3671MFX-1.25/NOPB provides a fixed output voltage of 1.25V, ensuring consistent power delivery to sensitive electronic components.
• High Efficiency: Operating with a switching frequency of 2MHz, this regulator achieves high efficiency, reducing power loss and heat generation.
• Wide Input Voltage Range: The regulator can operate with input voltages ranging from 2.7V to 5.5V, offering flexibility in power source selection.
• Synchronous Rectification: The inclusion of a synchronous rectifier enhances efficiency and reduces the need for external components.
• Compact Package: Housed in a SOT23-5 package, the LM3671MFX-1.25/NOPB is ideal for space-constrained applications.
• Compliance and Reliability: The regulator is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the LM3671MFX-1.25/NOPB is suitable for various manufacturing environments without the risk of moisture-related issues.

LM3671MFX-1.25/NOPB Applications

The LM3671MFX-1.25/NOPB is well-suited for a range of applications requiring efficient power management. Its compact size and high efficiency make it ideal for:

• Portable Devices: Ideal for smartphones, tablets, and other portable electronics where space and power efficiency are critical.
• Embedded Systems: Suitable for microcontroller-based systems and IoT devices that require stable power supply.
• Wearable Technology: Perfect for fitness trackers, smartwatches, and other wearable devices that demand minimal power consumption and small form factors.
• Battery-Powered Applications: Efficient power conversion helps extend battery life in devices such as e-readers and portable gaming consoles.

Conclusion of LM3671MFX-1.25/NOPB

The LM3671MFX-1.25/NOPB from Texas Instruments stands out as a reliable and efficient solution for power management in modern electronic devices. Its fixed 1.25V output, wide input voltage range, and high switching frequency ensure stable and efficient power delivery. The inclusion of synchronous rectification and a compact SOT23-5 package further enhance its appeal for space-constrained and power-sensitive applications. With compliance to REACH and RoHS3 standards, the LM3671MFX-1.25/NOPB offers a reliable and environmentally friendly option for designers. Whether powering portable devices, embedded systems, or wearable technology, the LM3671MFX-1.25/NOPB delivers the performance and efficiency needed to meet the demands of today's electronics industry.

LM3671MFX-1.25/NOPB Documents

Download datasheets and manufacturer documentation for LM3671MFX-1.25/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