The SRF2012-301YA is a surface mount power inductor manufactured by Bourns, Inc. It is designed for use in a wide variety of power supply and filtering applications requiring a compact, high-performance inductor.

Applications

• DC-DC Converters: Used in step-up (boost), step-down (buck), and inverting DC-DC converters to store energy and regulate voltage.
• Power Supplies: Employed in switching power supplies for computers, servers, and other electronic equipment.
• Filtering Circuits: Utilized as a filter element to reduce noise and ripple in power lines.
• LED Lighting: Used in LED drivers to regulate current and provide stable light output.
• Portable Devices: Found in smartphones, tablets, and other portable devices for power management.

Features

• Surface Mount Design: Facilitates automated assembly and reduces board space.
• Compact Size (2.0 x 1.2 mm): Suitable for applications with limited space.
• High Current Capacity: Designed to handle high current levels without saturation.
• Shielded Construction: Reduces electromagnetic interference (EMI).
• Low DC Resistance (DCR): Minimizes power losses and improves efficiency.
• Operating Temperature Range: Specified for operation over a wide temperature range.

Benefits

• Efficient Power Conversion: Low DCR minimizes power losses, improving overall power conversion efficiency.
• Reduced EMI: Shielded construction minimizes electromagnetic interference, reducing noise and improving system performance.
• Space Savings: Compact size allows for use in densely populated circuit boards.
• Reliable Performance: Designed for reliable operation in demanding environments.
• Easy Assembly: Surface mount design facilitates automated assembly.

Additional Details

The SRF2012-301YA is a 300nH (301) inductor. The 'YA' likely indicates specific tolerance or packaging details. Inductance value, saturation current, and DC resistance are critical parameters to consider when selecting an inductor for a particular application. Detailed specifications, including inductance tolerance, saturation current, and DC resistance, are available in the manufacturer's datasheet. The shielded construction helps to meet regulatory requirements for EMI emissions. This inductor is suitable for reflow soldering processes.