(B78408-A1226-A3 / B78408-A1227-A3) RF Transformers
RF Transformers DL 3,6
B78408-A1226-A3 B78408-A1227-A3
Construction
q q q q
Double-aperture core DL 3,6 6 gullwing te...
Description
RF Transformers DL 3,6
B78408-A1226-A3 B78408-A1227-A3
Construction
q q q q
Double-aperture core DL 3,6 6 gullwing terminals With large terminal carrier Cover cap upon request, for dimensions see page 59
Features
q Small size q Minimum phase shift q Very low losses
Applications
q Power splitter for CATV (4 MHz to 1 GHz)
and for satellite TV (47 MHz to 2,4 GHz) consisting of a matching transformer and a splitter Packing
q 12-mm blister tape q Packing unit: 2100 pcs. Terminal carrier
Ordering code B78408-A1226-A3 (Matching transformer) B78408-A1227-A3 (Splitter) Transformation ratio
N1 : N2 = 1 : 3 (B78408-A1226-A3)
Recommended pad arrangement Matching transformer
N3 : N4 = 1 : 1 (B78408-A1227-A3)
Splitter
Siemens Matsushita Components
63
RF Transformers DL 3,6
B78408-A1226-A3 B78408-A1227-A3
Technical data (typical values) Frequency(MHz) Insertion loss(dB) Isolation loss(dB) 4,00 4,25 ± 0,75 > 20 47 4,25 ± 0,75 > 20 2050 4,25 ± 0,75 > 20 2400 5,50 ± 0,70 > 17,5
Losses versus frequency
64
Siemens Matsushita Components
...
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