The SCD0403T-390M-S is a surface mount power inductor from Yageo, designed for use in various power applications. Its shielded construction minimizes electromagnetic interference (EMI), making it suitable for sensitive electronic circuits.

Applications

• DC-DC converters
• Power supplies for portable devices
• EMI filtering
• Buck converters
• Boost converters

Features

• Shielded construction
• Surface mount design
• Compact size (4.5mm x 4.0mm x 3.2mm)
• Inductance: 39μH (390M)
• Tolerance: ±20%
• High saturation current

Benefits

• Reduced EMI emissions, contributing to cleaner circuit operation.
• Simplified PCB layout and automated assembly.
• Space-saving design for miniaturized devices.
• Stable inductance for reliable performance.
• Suitable for applications with high current requirements.

Technical Specifications:

The SCD0403T-390M-S power inductor utilizes a ferrite core material, providing a balance between inductance, saturation current, and core loss. It is engineered to operate within a temperature range of -40°C to +125°C. The typical rated current is approximately 0.6A, and the saturation current is around 0.8A. The DC resistance (DCR) is typically around 0.25 ohms, minimizing power losses. The “S” suffix designates standard packaging, which is compatible with automated pick-and-place machinery.

Common applications include compact and efficient power solutions, where the shielded construction is advantageous for minimizing electromagnetic interference in sensitive electronic devices.