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The UU9LFBNP-B-B902 is a two-line common mode choke manufactured by Sumida America Components Inc. Designed for surface mount applications, this component provides electromagnetic interference suppression in AC circuits. It features an inductance of 18 mH measured at 1 kHz and supports a maximum current rating of 180 mA. The device exhibits a maximum DC resistance of 5 Ohms. It belongs to the UU9LFB series and is classified under inductors, chokes, and coils.
Verify the complete part number including suffixes against official Sumida documentation to ensure correct electrical specifications. Confirm mounting type and package dimensions match design requirements. Check for RoHS compliance status in the latest datasheet. Validate supplier authenticity through authorized channels to prevent counterfeit components.
Select this component when designing circuits requiring specific common mode inductance values for AC applications. Ensure the 180 mA current rating meets system load requirements. Verify that the 5 Ohm DC resistance does not cause unacceptable voltage drops. Compare physical footprint constraints with available board space before finalizing the selection.
This component is part of the UU9LFB series from Sumida America Components Inc., which specializes in passive magnetic components. The series offers various inductance options tailored for different filtering needs. As a common mode choke, it serves critical roles in reducing conducted emissions and improving overall system reliability in sensitive electronic environments.
Consult official Sumida substitution guides for verified alternatives. Cross-reference inductance, current rating, and physical dimensions when evaluating potential replacements. Ensure any substitute maintains equivalent performance characteristics for the intended application.