Wurth Elektronik WE-PD4 Unshielded Wirewound Surface Mount Inductor with Ferrite Core 220 μH ±10% 900 mA 12.7mm x 74456222

Wurth Elektronik 74456222 WE-PD4 is an unshielded wirewound surface mount inductor with a ferrite core, offering an inductance of 220 μH with ±10% tolerance and rated for a maximum DC current of 900 mA. This compact inductor, measuring 12.7mm in length, 7.6mm in diameter, and 5mm in height, is designed for efficient integration into modern PCBs, particularly in high-efficiency switch mode power supplies (SMPS).

Featuring a wirewound construction on a low loss ferrite core, the WE-PD4 series provides reliable inductance stability and low noise interference suppression. The component operates over a temperature range from -40°C to +125°C, making it suitable for demanding industrial environments and automotive power electronics, though it is not qualified for automotive standards.

The inductor conforms with RoHS, REACH, and JEDEC JS709B standards, ensuring compliance with international regulations for hazardous substances and quality. It offers a maximum DC resistance of 780 milliohms, helping maintain efficient current flow with minimal power loss. The maximum self-resonant frequency is 4.7 MHz, accommodating a range of switching frequencies encountered in power supply applications.

Packaging in tape and reel format supports high-volume automated PCB assembly processes. The unit's moulded ferrite core construction provides mechanical robustness while enhancing electromagnetic performance without shielding. Due to its physical size and electrical characteristics, it suits applications requiring compact and efficient inductors.

Typical uses include high-frequency interference suppression, DC-DC converters, power conditioning circuits, and general purpose electronic designs requiring surface mount inductors with stable performance. The WE-PD4 series supports designers looking for reliable inductors with moderate current ratings for modern electronics manufacturing.

This surface mount inductor features a wirewound construction with a ferrite core for low loss and high efficiency. Inductance is 220 μH with a tolerance of ±10%, suitable for precise filtering and suppression applications.

Maximum DC current handling is 900 mA, allowing robust operation in power supplies. Physical dimensions are 12.7mm length, 7.6mm diameter, 5mm height, designed for PCB mounting. The inductor operates safely from -40°C to +125°C, enabling usage in a wide temperature range.

RoHS, REACH, and JEDEC JS709B compliant, ensuring environmental and quality standards. Packaged in tape & reel for efficient automated assembly in manufacturing. Maximum DC resistance is 780 mΩ, optimizing power efficiency.

Self-resonant frequency up to 4.7 MHz, suitable for switching power supply frequencies. Constructed with a moulded ferrite core housing to enhance mechanical strength and electrical performance. Explore more Surface Mount Inductors and Wurth Elektronik products on EnvMart for industrial, laboratory, manufacturing, and electronic design applications.