The DD1255AS-470M=P3 is a shielded power inductor manufactured by Toko America Inc. These inductors are commonly used in DC-DC converters and power supply circuits to store energy and filter noise. The shielded design helps to minimize electromagnetic interference (EMI).

Applications:

• DC-DC Converters: Used in buck, boost, and buck-boost converters to regulate voltage efficiently.
• Power Supplies: Employed in switching power supplies to filter and smooth the output voltage, providing a stable power source.
• EMI Filtering: Utilized in power lines to suppress electromagnetic interference (EMI) and noise.
• LED Lighting: Integrated into LED driver circuits to regulate current flow, ensuring consistent brightness.
• Portable Devices: Found in smartphones, tablets, and laptops for power management and voltage regulation.

Features:

• Shielded Construction: Reduces electromagnetic interference (EMI) by containing the magnetic field.
• High Saturation Current: Designed to handle large DC currents without significant inductance drop.
• Low DC Resistance (DCR): Minimizes power losses due to resistance, increasing efficiency.
• Compact Size: Allows for integration into space-constrained applications.
• Surface Mount Technology (SMT): Facilitates automated assembly processes.

Benefits:

• Efficient Power Conversion: Minimizes energy losses in DC-DC converters and power supplies.
• Stable Voltage Regulation: Ensures a consistent output voltage, preventing damage to sensitive components.
• Reduced EMI: Minimizes electromagnetic interference, improving the performance of nearby devices.
• Extended Battery Life: Improves the efficiency of portable devices, extending battery life.
• Compact Design: Enables the design of smaller electronic devices.

Additional Details:

The '470M' indicates an inductance value of 47µH (microhenries), with 'M' typically representing a ±20% tolerance. Consult the Toko America datasheet for precise specifications, including saturation current, DC resistance, self-resonant frequency (SRF), and operating temperature range. Proper soldering techniques are essential for reliable connection. Always refer to the official Toko America datasheet for detailed information and application guidelines.