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Features
n Small size and low profile n High impedance over high frequency
range n RoHS compliant* and halogen free**
App*RloiHcS CaOMtiP&LoIAAEnNCT,sC*O*MPLIA
n Noise suppression in signal transmission line
n USB 3.1 Gen 1/2 n HDMI 2.0/2.1 n USB4™ n Thunderbolt™
SRF1209U4 Series – Common Mode Chip Inductor
Electrical Specifications at 25 °C
Part Number SRF1209U4-1R9Y SRF1209U4-5R3Y SRF1209U4-300Y SRF1209U4-900Y
Common Mode
Impedance (Ω)
1.9 ±25 % 5.3 ±25 % 30.0 ±25 % 90 ±25 %
Test Frequency
(MHz) 100
Cut-off Frequency
Typ. (GHz)
18
DCR Max. (W) 0.20 0.30 0.20 0.30
Rated Current Max.
(mA) 400 300 400 300
Rated Voltage Max. (VDC) 50
Withstand Voltage Max.
(VDC) 125
IR Min. (Ω)
10M
Product Dimensions
1.2 ± 0.2 (.047 ± .008)
1.0 ± 0.