The CMD4D13-4R7MC is a shielded power inductor manufactured by Sumida America Components Inc. It is designed for use in a wide range of power supply applications, offering efficient energy storage and filtering capabilities. This inductor is characterized by its compact size, robust construction, and stable performance across a variety of operating conditions. Its shielded design minimizes electromagnetic interference (EMI), making it suitable for sensitive electronic circuits.

Applications

• DC-DC converters: Used to step up or step down voltage levels in power supplies.
• Power amplifiers: Employed in filtering and impedance matching circuits.
• Switching regulators: Essential for efficient power conversion.
• Portable devices: Ideal for power management in devices where size and efficiency are critical.
• LED lighting: Used in LED driver circuits to provide stable current.

Features

• Shielded construction: Reduces EMI radiation.
• High saturation current: Allows for high current handling without significant inductance drop.
• Low DC resistance (DCR): Minimizes power losses and improves efficiency.
• Compact size: Suitable for space-constrained applications.
• RoHS compliant: Meets environmental standards for hazardous substances.

Benefits

• Improved efficiency: Low DCR contributes to reduced power loss and higher overall efficiency in power circuits.
• Reduced EMI: Shielded construction minimizes interference with other components and systems.
• Stable performance: Reliable operation across a range of temperatures and frequencies.
• Space savings: Compact design allows for integration into smaller devices.
• Environmentally friendly: Complies with RoHS standards, minimizing environmental impact.

Additional Details

The CMD4D13-4R7MC has an inductance value of 4.7µH. Its saturation current and DCR are specified in the manufacturer's datasheet, which should be consulted for precise electrical characteristics. It is typically surface-mounted onto printed circuit boards (PCBs). The operating temperature range is also a key specification to consider for ensuring reliable performance in specific applications. The materials used in its construction are selected to provide high reliability and long-term stability.