RF Transformers DL 3,6 B78408-A1231-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 15-dB directional coupler for CATV (4 MHz to 1 GHz) Packing q 12-mm blister tape q Packin.
q Small size q Minimum phase shift q Very low losses Applications q 15-dB directional coupler for CATV (4 MHz to 1 GHz) Packing q 12-mm blister tape q Packing unit: 2100 pcs. Terminal carrier Ordering code B78408-A1231-A3 Transformation ratio N1 : N2 : N3 : N4 = 1 : 5 : 6 : 1 Recommended pad arrangement Siemens Matsushita Components 65 RF Transformers DL 3,6 B78408-A1231-A3 Technical data (typical values) Frequency(MHz) Insertion loss(dB) Tapping loss(dB) 4,00 < 0,7 15 ± 0,5 47 < 0,7 15 ± 0,5 862 < 0,7 15 ± 0,5 1000 0,8 14,5 ± 0,5 Losses versus frequency 66 Siemens Matsushita Comp.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | B78408-A1226-A3 |
EPCOS |
(B78408-A1226-A3 / B78408-A1227-A3) RF Transformers | |
2 | B78408-A1227-A3 |
EPCOS |
(B78408-A1226-A3 / B78408-A1227-A3) RF Transformers | |
3 | B78408-A1166-A3 |
EPCOS |
RF Transformers | |
4 | B78408-B1087-A3 |
EPCOS |
RF Transformers | |
5 | B7840 |
EPCOS |
SAW Components | |
6 | B7841 |
EPCOS |
SAW Components | |
7 | B78417 |
EPCOS |
xDSL Transformers ADSL Interface | |
8 | B78419 |
TDK |
SMT Current Sense Transformers | |
9 | B7842 |
EPCOS |
SAW Components | |
10 | B78421 |
EPCOS |
ISDN/xDSL Transformers | |
11 | B78421A1720A003 |
EPCOS |
ISDN Transformers | |
12 | B78421A1721A003 |
EPCOS |
ISDN Transformers |