The recommended PCB layout is not explicitly stated in the datasheet, but it's essential to follow general guidelines for high-frequency components. Keep the component away from noise sources, use a solid ground plane, and minimize trace lengths and widths to reduce parasitic inductance and capacitance.
To minimize the impact of self-resonance, ensure the operating frequency is below the self-resonant frequency (SRF) of the inductor. For the DBL8087H-220M, the SRF is not specified, but it's typically above 100 MHz. Use a ferrite bead or a series resistor to dampen the resonance if necessary.
The datasheet doesn't explicitly state the maximum allowed voltage, but it's generally recommended to stay within the rated current and inductance specifications. Exceeding the rated current can cause voltage saturation, leading to reduced inductance and potentially damaging the component.
The temperature coefficient of inductance (TCIL) is not specified in the datasheet, but it's typically around -0.05%/°C for ferrite core inductors. To minimize the impact, use a temperature-stable inductor or compensate for the temperature variation in your design. You can also consider using a temperature sensor to monitor and adjust the circuit accordingly.
Store the inductor in a dry, cool place, away from direct sunlight and moisture. Handle the component by the body, avoiding touching the leads or core to prevent damage or contamination. Follow standard ESD precautions when handling the component.
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DBL8087H-220M Overview
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