The SCD0403T-220K-S is a high-quality, surface-mount power inductor manufactured by Yageo. This inductor is designed for use in a variety of power supply and filtering applications where a small form factor and reliable performance are critical. It features a shielded construction that minimizes electromagnetic interference (EMI) and provides excellent electrical characteristics.

Applications

• DC-DC converters
• Power supplies for portable devices
• EMI filtering
• Buck, boost, and buck-boost regulators
• General power inductor applications

Features

• Shielded construction for low EMI
• Surface mount design for automated assembly
• High current carrying capacity
• Compact size: 4.5mm x 4.0mm x 3.2mm
• Inductance: 22μH (220K)
• Tolerance: ±10%

Benefits

• Reduced EMI emissions contribute to a cleaner system design.
• Simplified PCB layout and automated assembly processes save time and costs.
• Stable performance over a wide temperature range ensures reliability in demanding environments.
• High saturation current allows for efficient power handling.
• Small form factor enables miniaturization of electronic devices.

Technical Specifications:

The SCD0403T-220K-S inductor features a ferrite core material, providing a good balance between inductance, saturation current, and core loss. It is designed to operate over a temperature range of -40°C to +125°C. The rated current is approximately 0.7A, and the saturation current is around 0.9A. The DC resistance (DCR) is low, typically around 0.2 ohms, minimizing power losses. The “S” suffix indicates standard packaging for automated pick-and-place equipment.

This inductor is commonly used in applications requiring a compact and efficient power solution, offering a good compromise between size, performance, and cost.