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The 143-20J12 from Coilcraft is a RF Inductor with Inductance 0.96 uH, DC Resistance 0.03 Ohms, DC Current 5.5 mA, Self Resonant Frequency 185 MHz. More details for 143-20J12 can be seen below.
Ferrite Chip Inductors for use in Mobile & Infrastructure Equipments
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