744776333

Power Inductors – SMD WE-AS SMD WW Type M 3mH .35A 7Ohm

# 744776333 – 3mH SMD Power Inductor – Würth Elektronik WE-ASI Series

The 744776333 from Würth Elektronik is a high-performance SMD power inductor designed for efficient energy storage and noise suppression in compact electronic circuits. Offering excellent DC resistance and saturation characteristics, this component is ideal for power management applications where reliability and space savings are critical. PCX ensures rapid shipping and dedicated technical support for all orders.

## Key Features
– **Inductance:** 3 mH with ±10% tolerance
– **Current Rating:** 350 mA (saturation current 400mA)
– **DC Resistance:** 7 Ohm maximum
– **Core Material:** Ferrite drum core construction
– **Operating Temperature:** -40°C to 125°C
– **Self-Resonant Frequency:** 900 kHz
– **Shielding:** Unshielded design for compact applications

## Technical Details
This wirewound inductor features a nonstandard surface-mount package measuring 10.20mm x 9.00mm with a maximum height of 6.90mm. Tested at 1 kHz frequency, it provides stable performance across its wide temperature range. The ferrite core material ensures low core losses and high efficiency in power conversion applications.

## Typical Applications
– DC-DC converters and voltage regulation modules
– Power supply noise filtering and EMI suppression
– Automotive electronics systems
– Industrial control and automation equipment
– Consumer electronics power management

## About the Manufacturer
Würth Elektronik is a globally recognized leader in passive electronic components and electromagnetic solutions. With decades of innovation and technical expertise, the company maintains rigorous quality standards and holds numerous industry certifications for reliability and performance.

The manufacturer’s commitment to research and development ensures cutting-edge components that meet evolving market demands. Their extensive product portfolio serves automotive, industrial, and consumer electronics sectors with solutions known for durability and technical excellence.

## About Power Inductors
Power inductors are fundamental components in electronic circuits, primarily used for energy storage, filtering, and power conversion. They play a critical role in stabilizing current flow, reducing electromagnetic interference, and improving overall system efficiency in power management applications.

These components are particularly vital in switch-mode power supplies where they help smooth output current and minimize ripple. Proper inductor selection directly impacts circuit performance, efficiency, and thermal management, making quality components essential for reliable electronic designs.

## Packaging Options
Available in Tape & Reel (TR), Cut Tape (CT), and Digi-Reel® packaging to accommodate various production requirements.

## Frequently Asked Questions
**Question:** What is the tolerance on the inductance value?
**Answer:** This inductor features ±10% inductance tolerance, ensuring consistent performance in your circuits.

**Question:** Can this component handle automotive temperature requirements?
**Answer:** Yes, with an operating temperature range of -40°C to 125°C, it is suitable for automotive applications.

**Question:** Is this inductor shielded?
**Answer:** This is an unshielded component, providing a compact solution while maintaining performance.

**Question:** What is the significance of the self-resonant frequency?
**Answer:** The 900 kHz self-resonant frequency indicates the point where inductive and capacitive reactances cancel, defining the upper usable frequency limit.

**Question:** Can I use this for high-current applications?
**Answer:** With a 350mA current rating and 400mA saturation current, it’s designed for low to moderate current power applications.

**Question:** Where can I find the complete datasheet?
**Answer:** The full technical specifications are available on our product page at PCXCo.com/datasheets/744776333

*Product image is representational – actual product may vary slightly in appearance.*

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