The SCDS4D28T-1R2T-S-N is a shielded power inductor manufactured by Chilisin. It's designed for use in a variety of DC-DC converter applications where a small form factor and high efficiency are crucial. This inductor utilizes a composite core material to achieve high saturation current and low core loss.

Applications

• DC-DC converters
• Power supplies for portable devices
• LED lighting drivers
• Point-of-Load (POL) regulators
• Buck and Boost converters

Features

• Shielded construction for low EMI
• Composite core material for high saturation current
• Small form factor (4.5mm x 4.0mm x 2.8mm)
• Low DC resistance (DCR) for high efficiency
• Operating temperature range: -40°C to +125°C
• RoHS compliant

Benefits

• Reduced electromagnetic interference, minimizing noise in sensitive circuits.
• Handles high current without significant inductance drop, ensuring stable power delivery.
• Saves board space, allowing for more compact designs.
• Improved energy efficiency, reducing power consumption and heat generation.
• Suitable for use in a wide range of environmental conditions.
• Environmentally friendly construction.

Technical Specifications

The SCDS4D28T-1R2T-S-N has an inductance of 1.2 μH with a tolerance of ±30%. Its saturation current is rated at 2.4A, and its Irms current is 2.0A. The DC resistance (DCR) is typically 65 mΩ. This inductor is surface mountable and comes in tape and reel packaging for automated assembly.

The specific dimensions are 4.5mm (L) x 4.0mm (W) x 2.8mm (H). The self-resonant frequency (SRF) is typically 80 MHz. The part is halogen-free.