Texas Instruments

LM3674MFX-ADJ/NOPB  

DC Switching Voltage Regulators

LM3674MFX-ADJ/NOPB Description

The LM3674MFX-ADJ/NOPB is a high-performance, adjustable output voltage regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this IC is part of the Power Management (PMIC) category and offers a robust solution for efficient voltage regulation. The LM3674MFX-ADJ/NOPB is housed in a compact SOT23-5 package, making it ideal for space-constrained designs.

This regulator features an adjustable output voltage range from 1V to 3.3V, providing flexibility to meet various system requirements. It operates with an input voltage range of 2.7V to 5.5V, making it suitable for applications powered by single-cell Li-ion batteries or other low-voltage sources. The LM3674MFX-ADJ/NOPB can deliver up to 600mA of output current, ensuring reliable power delivery to demanding loads.

The device employs a buck topology with a switching frequency of 2MHz, enabling high efficiency and reduced component size. The inclusion of a synchronous rectifier further enhances efficiency, particularly at lower output voltages. The LM3674MFX-ADJ/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.

LM3674MFX-ADJ/NOPB Features

• Adjustable Output Voltage: Ranging from 1V to 3.3V, providing flexibility for various system requirements.
• Wide Input Voltage Range: Operates from 2.7V to 5.5V, suitable for single-cell Li-ion batteries and other low-voltage sources.
• High Output Current: Capable of delivering up to 600mA, ensuring reliable power delivery to demanding loads.
• Buck Topology with 2MHz Switching Frequency: High switching frequency reduces component size and improves efficiency.
• Synchronous Rectifier: Enhances efficiency, especially at lower output voltages.
• Positive Output Configuration: Ensures compatibility with a wide range of applications.
• Compact SOT23-5 Package: Ideal for space-constrained designs.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring safety and regulatory compliance.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), suitable for various manufacturing environments.
• Active Product Status: Ensures long-term availability and support from Texas Instruments.

LM3674MFX-ADJ/NOPB Applications

The LM3674MFX-ADJ/NOPB is well-suited for a variety of applications where efficient voltage regulation and compact design are critical. Key applications include:

• Portable Electronics: Ideal for smartphones, tablets, and other battery-powered devices where space and efficiency are paramount.
• Wearable Devices: Provides reliable power management for fitness trackers, smartwatches, and other wearable technology.
• IoT Devices: Suitable for Internet of Things (IoT) devices that require efficient power delivery and small form factors.
• Medical Devices: Can be used in portable medical devices such as glucose meters and portable ECG monitors.
• Consumer Electronics: Applicable in a range of consumer electronics where low power consumption and high efficiency are required.

Conclusion of LM3674MFX-ADJ/NOPB

The LM3674MFX-ADJ/NOPB from Texas Instruments stands out as a versatile and efficient power management solution. Its adjustable output voltage range, wide input voltage compatibility, and high output current capability make it suitable for a variety of applications. The inclusion of a synchronous rectifier and high switching frequency ensures high efficiency, while the compact SOT23-5 package makes it ideal for space-constrained designs. With its environmental compliance and active product status, the LM3674MFX-ADJ/NOPB offers a reliable and future-proof solution for modern power management needs.

LM3674MFX-ADJ/NOPB Documents

Download datasheets and manufacturer documentation for LM3674MFX-ADJ/NOPB

PCN Assembly/Origin :

Additional Assembly sites 21/Sep/2021      

Datasheets :

LM3674      

PCN Packaging :

Pin One Dot 07/Jan/2019      

Design Resources :

LM3674 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM3674      

PCN Design/Specification :

Cu Wire 21/Mar/2017