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RF Couplers


Over 475 low-cost models to choose from with power handling from 0.5 to 250W, covering 5 kHz to 18 GHz!

  • Directional/bi-directional/DC pass-through models
  • Surface mount and coaxial
  • Wideband core-and-wire and LTCC models as small as 0.12 x 0.06"
  • 50 and 75 Ohm

Surface Mount Directional Couplers, 6 to 30 dB, 1.5 MHz to 6000 MHz

Model Number Case Style F Low (MHz) F High (MHz) Coupling (dB) Nom. Mainline Loss (dB) Typ. Directivity (dB) Typ. VSWR (:1) Typ. Power Input Max. (W) PCB Layout
Sort Sort Sort Sort Sort Sort Sort Sort Sort Sort
ADC-6-1R+ CD542
LxWxH
0.31x0.27x0.11
5 200 6.2 1.7 25 1.33 0.5 094
ADC-6-10-75+ CD542
LxWxH
0.31x0.27x0.11
20 1000 6.6 2.1 15 1.3 0.5 042
ADC-6-13+ CD542
LxWxH
0.31x0.27x0.11
200 1300 6.3 1.8 17 1.3 0.5 041
ADC-8-4-75+ CD542
LxWxH
0.31x0.27x0.11
5 1250 7.9 1.6 17 1.2 1.0 042
ADC-10-1R+ CD542
LxWxH
0.31x0.27x0.11
5 900 10.5 0.8 30 1.3 1.0 094
ADC-10-4 (+) CD542
LxWxH
0.31x0.27x0.11
5 1000 10.5 0.8 40 1.2 1.0 095
ADC-10-4-75+ CD542
LxWxH
0.31x0.27x0.11
5 1250 10.5 0.9 18 1.2 1.0 042
ADC-10-4-75R+ CD636
LxWxH
0.31x0.27x0.16
5 1000 9.6 1.1 21 1.2 1.0 213
ADC-12-4-75+ CD542
LxWxH
0.31x0.27x0.11
20 1250 12.6 0.9 23 1.2 1.0 042
ADC-15-4+ CD542
LxWxH
0.31x0.27x0.11
5 1000 15.5 0.6 24 1.2 1.0 095
ADC-15-4-75+ CD542
LxWxH
0.31x0.27x0.11
5 1000 15.5 0.7 20 1.2 1.0 042
ADC-16-4-75+ CD542
LxWxH
0.31x0.27x0.11
5 1250 16.2 0.7 30 1.15 1.0 042
ADC-17-122-75+ CD542
LxWxH
0.31x0.27x0.11
5 1250 17.0 0.8 12 1.15 1.0 042
ADC-18-4-75 (+) CD542
LxWxH
0.31x0.27x0.11
20 1000 17.4 0.4 18 1.15 1.0 042
ADC-18-4-75R+ CD542
LxWxH
0.31x0.27x0.11
20 1000 17.7 0.5 25 1.15 1.0 213
ADC-20-4 (+) CD542
LxWxH
0.31x0.27x0.11
5 1000 20.0 0.5 21 1.1 1.0 095
ADC-20-4-75+ CD542
LxWxH
0.31x0.27x0.11
5 1250 19.7 0.5 23 1.15 1.0 042
ADC-20-4-75R+ CD636
LxWxH
0.31x0.27x0.16
40 1000 20.5 0.6 20 1.10 1.0 213
ADC-20-12+ CD542
LxWxH
0.31x0.27x0.11
100 1200 20.0 0.5 26 1.17 1.0 095
ADC-20-13+ CD542
LxWxH
0.31x0.27x0.11
450 1000 19.7 0.2 20 1.2 4.0 095
ADC-20-132+ CD542
LxWxH
0.31x0.27x0.11
100 1300 20.0 0.4 22 1.43 4.0 095
ADC-25-4-75+ CD636
LxWxH
0.31x0.27x0.16
5 1250 25.0 0.1 25 1.2 1.0 042
ADC-26-52+ CD636
LxWxH
0.31x0.27x0.16
10 500 26.0 0.2 25 1.1 5.0 042
D17IA+ CA531
LxWxH
0.12x0.12x0.06
2300 2600 17.1 0.4 14 1.1 4.0 213
D17W+ CA531
LxWxH
0.12x0.12x0.06
700 3500 16-26 0.4 14 1.25 4.0 213
D18PA+ CA531
LxWxH
0.12x0.12x0.06
1700 2000 19.3 0.3 16 1.1 4.0 213
D19GA+ CA531
LxWxH
0.12x0.12x0.06
1400 1700 20.7 0.3 17 1.1 4.0 213
D20C+ CA531
LxWxH
0.12x0.12x0.06
810 960 19.2 0.3 15 1.1 1.0 064
DBTC-6-4-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1250 6.8 2.2 17 1.4 1.0 151
DBTC-6-4-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1250 6.8 2.2 17 1.4 1.0 151
DBTC-6-4-75LX+ AT1642
LxWxH
.166x.150x.155
5 1250 6.8 2.2 17 1.4 1.0 151
DBTC-6-4-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1250 6.8 2.2 17 1.4 1.0 151
DBTC-7-152+ AT790-1
LxWxH
0.15x0.15x0.15
10 1500 7.0 2.2 32 1.4 0.5 150
DBTC-7-152L+ AT1030
LxWxH
0.17x0.15x0.16
10 1500 7.0 2.2 32 1.4 0.5 150
DBTC-7-152LX+ AT1642
LxWxH
.166x.150x.155
10 1500 7.0 2.2 32 1.4 0.5 150
DBTC-7-152X+ AT1667-1
LxWxH
.150x.150x.150
10 1500 7.0 2.2 32 1.4 0.5 150
DBTC-9-4+ AT790-1
LxWxH
0.15x0.15x0.15
5 1000 9.0 1.2 18 1.3 1.0 150
DBTC-9-4-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1200 9.3 1.3 20 1.3 0.7 151
DBTC-9-4-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1200 9.3 1.3 20 1.3 0.7 151
DBTC-9-4-75LX+ AT1642
LxWxH
.166x.150x.155
5 1200 9.3 1.3 20 1.3 0.7 151
DBTC-9-4-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1200 9.3 1.3 20 1.3 0.7 151
DBTC-9-4L+ AT1030
LxWxH
0.17x0.15x0.16
5 1000 9.0 1.2 18 1.3 1.0 150
DBTC-9-4LX+ AT1642
LxWxH
.166x.150x.155
5 1000 9.0 1.2 18 1.3 1.0 150
DBTC-9-4X+ AT1667-1
LxWxH
.150x.150x.150
5 1000 9.0 1.2 18 1.3 1.0 150
DBTC-10-4-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1000 10.5 0.7 20 1.3 1.0 151
DBTC-10-4-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1000 10.5 0.7 20 1.3 1.0 151
DBTC-10-4-75LX+ AT1642
LxWxH
.166x.150x.155
5 1000 10.5 0.7 20 1.3 1.0 151
DBTC-10-4-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1000 10.5 0.7 20 1.3 1.0 151
DBTC-10-13+ AT790-1
LxWxH
0.15x0.15x0.15
5 1000 10.3 1.4 18 1.3 1.0 150
DBTC-10-13L+ AT1030
LxWxH
0.17x0.15x0.16
5 1000 10.3 1.4 18 1.3 1.0 150
DBTC-10-13LX+ AT1642
LxWxH
.166x.150x.155
5 1000 10.3 1.4 18 1.3 1.0 150
DBTC-10-13X+ AT1667-1
LxWxH
.150x.150x.150
5 1000 10.3 1.4 18 1.3 1.0 150
DBTC-12-4+ AT790-1
LxWxH
0.15x0.15x0.15
5 1000 12.2 0.7 21 1.3 1.0 150
DBTC-12-4-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1200 12.0 1.1 19 1.3 0.5 151
DBTC-12-4-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1200 12.0 1.1 19 1.3 0.5 151
DBTC-12-4-75LX+ AT1642
LxWxH
.166x.150x.155
5 1200 12.0 1.1 19 1.3 0.5 151
DBTC-12-4-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1200 12.0 1.1 19 1.3 0.5 151
DBTC-12-4L+ AT1030
LxWxH
0.17x0.15x0.16
5 1000 12.2 0.7 21 1.3 1.0 150
DBTC-12-4LX+ AT1642
LxWxH
.166x.150x.155
5 1000 12.2 0.7 21 1.3 1.0 150
DBTC-12-4X+ AT1667-1
LxWxH
.150x.150x.150
5 1000 12.2 0.7 21 1.3 1.0 150
DBTC-13-4+ AT790-1
LxWxH
0.15x0.15x0.15
5 1000 13.0 0.7 18 1.3 1.0 151
DBTC-13-4L+ AT1030
LxWxH
0.17x0.15x0.16
5 1000 13.0 0.7 18 1.3 1.0 150
DBTC-13-4LX+ AT1642
LxWxH
.166x.150x.155
5 1000 13.0 0.7 18 1.3 1.0 150
DBTC-13-4X+ AT1667-1
LxWxH
.150x.150x.150
5 1000 13.0 0.7 18 1.3 1.0 151
DBTC-13-5-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1500 13.2 0.7 19 1.3 1.0 151
DBTC-13-5-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1500 13.2 1.4 19 1.3 1.0 151
DBTC-13-5-75LX+ AT1642
LxWxH
.166x.150x.155
5 1500 13.2 1.4 19 1.3 1.0 151
DBTC-13-5-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1500 13.2 0.7 19 1.3 1.0 151
DBTC-16-5-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1500 16.3 1.3 21 1.3 1.0 151
DBTC-16-5-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1500 16.3 1.3 21 1.3 1.0 151
DBTC-16-5-75LX+ AT1642
LxWxH
.166x.150x.155
5 1500 16.3 1.3 21 1.3 1.0 151
DBTC-16-5-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1500 16.3 1.3 21 1.3 1.0 151
DBTC-17-5+ AT790-1
LxWxH
0.15x0.15x0.15
50 2000 17.2 1.0 20 1.2 2.0 150
DBTC-17-5L+ AT1030
LxWxH
0.17x0.15x0.16
50 2000 17.2 1.0 20 1.2 2.0 150
DBTC-17-5LX+ AT1642
LxWxH
.166x.150x.155
50 2000 17.2 1.0 20 1.2 2.0 150
DBTC-18-4-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1000 18.2 0.8 21 1.3 1.0 151
DBTC-18-4-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1000 18.2 0.8 21 1.3 1.0 151
DBTC-18-4-75LX+ AT1642
LxWxH
.166x.150x.155
5 1000 18.2 0.8 21 1.3 1.0 151
DBTC-18-4-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1000 18.2 0.8 21 1.3 1.0 151
DBTC-20-4+ AT790-1
LxWxH
0.15x0.15x0.15
20 1000 20.4 0.7 21 1.2 1.0 150
DBTC-20-4-75+ AT790-1
LxWxH
0.15x0.15x0.15
5 1250 20.5 0.8 19 1.4 1.0 151
DBTC-20-4-75L+ AT1030
LxWxH
0.17x0.15x0.16
5 1250 20.5 0.8 19 1.4 1.0 151
DBTC-20-4-75LX+ AT1642
LxWxH
.166x.150x.155
5 1250 20.5 0.8 19 1.4 1.0 279
DBTC-20-4-75X+ AT1667-1
LxWxH
.150x.150x.150
5 1250 20.5 0.8 19 1.4 1.0 151
DBTC-20-4L+ AT1030
LxWxH
0.17x0.15x0.16
20 1000 20.4 0.7 21 1.2 1.0 150
DBTC-20-4LX+ AT1642
LxWxH
.166x.150x.155
20 1000 20.4 0.7 21 1.2 1.0 150
DBTC-20-4X+ AT1667-1
LxWxH
.150x.150x.150
20 1000 20.4 0.7 21 1.2 1.0 150
DCW-22-332+ JC0603C
LxWxH
.063x.031x.024
1200 3300 22 0.4 12 1.2 2.0 440
DCW-30-272+ JC0603C
LxWxH
.063x.031x.024
700 2700 30 0.2 14 1.2 2.0 440
JDC-6-1 (+) BH292
LxWxH
0.31x0.28x0.23
5 400 6.5 2.0 25 1.25 0.5 046
JDC-10-2 (+) BH292
LxWxH
0.31x0.28x0.23
5 750 10.0 1.0 20 1.13 1.0 046
JDC-10-4 (+) BH292
LxWxH
0.31x0.28x0.23
5 1000 10.5 1.3 23 1.15 1.0 046
JDC-10-4-75+ BH292
LxWxH
0.31x0.28x0.23
10 1000 10.5 1.6 25 1.30 1.0 044
JDC-20-1W (+) BH292
LxWxH
0.31x0.28x0.23
50 750 19.5 0.5 22 1.2 0.5 046
JDC-20-2 (+) BH292
LxWxH
0.31x0.28x0.23
400 900 20.5 0.2 19 1.15 2.0 046
JDC-20-3-75 BH292
LxWxH
0.31x0.28x0.23
2 250 19.2 0.4 30 1.1 1.0 044
JDC-20-5 BH292
LxWxH
0.31x0.28x0.23
50 1500 20.5 1.0 22 1.2 0.5 041
JDC-20-3-75+ BH292
LxWxH
0.31x0.28x0.23
2 250 19.2 0.4 30 1.1 1.0 044
JDC-20-5+ BH292
LxWxH
0.31x0.28x0.23
50 1500 20.5 1.0 22 1.2 0.5 041
JDC20-1W-75 (+) BH292
LxWxH
0.31x0.28x0.23
50 750 19.5 0.5 23 1.2 0.5 044
JYDC-7-1HP BJ1051
LxWxH
0.50x0.40x0.23
30 500 7.3 1.4 20 1.25 5.0 157
JYDC-23-1HP (+) BJ937
LxWxH
0.52x0.40x0.23
30 500 23.5 0.4 23 1.1 10 118
LRDC-10-1 (+) QQQ130
LxWxH
0.40x0.31x0.20
5 500 10.7 0.9 31 1.2 1.0 087
LRDC-10-1J (+) QQQ569
LxWxH
0.40x0.31x0.23
5 500 10.7 1.2 30 1.2 1.0 087
LRDC-10-2-75 (+) QQQ130
LxWxH
0.40x0.31x0.20
30 1000 10.0 1.0 21 1.3 1.0 043
LRDC-10-2-75J+ QQQ569
LxWxH
0.40x0.31x0.23
30 1000 10.0 1.3 22 1.3 1.0 043
LRDC-10-2W-75+ QQQ130
LxWxH
0.40x0.31x0.20
30 1200 10.0 1.0 21 1.3 1.0 043
LRDC-10-2W-75J (+) QQQ569
LxWxH
0.40x0.31x0.23
30 1200 10.0 1.3 22 1.3 1.0 043
LRDC-20-2 (+) QQQ130
LxWxH
0.40x0.31x0.20
300 1100 20.5 0.25 17 1.2 2.0 087
LRDC-20-2J+ QQQ569
LxWxH
0.40x0.31x0.23
300 1100 20.5 0.25 22 1.2 2.0 087
RDC-10-122-75X+ TT2315
LxWxH
.25x.28x.14
5 1250 10.0 1.2 20 1.22 1.0 452
SEDC-10-63+ BL301-1
LxWxH
.93x1.26x.39
50 6000 10.0 4.0 27 1.5 1.0 216
SYD-20-33+ AH202
LxWxH
0.50x0.38x0.25
30 3000 20.8 1.6 15 1.20 1.0 160
TCD-6-122-75X+ DB1627
LxWxH
.160x.150x.160
5 1250 6.7 2.3 12 1.43 0.5 010
TCD-9-1W+ DB714
LxWxH
0.16x0.15x0.16
5 2000 8.9 1.5 17 1.5 1.0 009
TCD-9-1W-75+ DB714
LxWxH
0.16x0.15x0.16
5 2000 8.9 1.8 15 1.5 1.0 010
TCD-9-1W-75X+ DB1627
LxWxH
.160x.150x.160
5 2000 8.9 1.8 15 1.5 1.0 010
TCD-9-1WX+ DB1627
LxWxH
.160x.150x.160
5 2000 8.9 1.5 17 1.5 1.0 009
TCD-10-1W+ DB714
LxWxH
0.16x0.15x0.16
10 750 10.3 1.2 18 1.3 1.0 009
TCD-10-1W-75+ DB714
LxWxH
0.16x0.15x0.16
10 750 10.5 1.4 18 1.3 1.0 010
TCD-10-1W-75X+ DB1627
LxWxH
.160x.150x.160
10 750 10.5 1.4 18 1.3 1.0 010
TCD-10-1WX+ DB1627
LxWxH
.160x.150x.160
10 750 10.3 1.2 18 1.3 1.0 009
TCD-10-4-75+ AT224-1
LxWxH
0.15x0.15x0.16
5 1000 9.9 1.1 20 1.25 1.0 010
TCD-10-4-75X+ AT1521
LxWxH
.150x.150x.160
5 1000 9.9 1.1 20 1.25 1.0 010
TCD-10-122-75X+ AT1521
LxWxH
.150x.150x.160
5 1250 10.0 1.5 15 1.17 1.0 010
TCD-12-222X+ DB1627
LxWxH
.160x.150x.160
5 2250 12.6 2.0 10 1.43 1.0 009
TCD-13-4+ DB714
LxWxH
0.16x0.15x0.16
5 1000 13.0 0.7 18 1.2 1.0 009
TCD-13-4-75+ DB714
LxWxH
0.16x0.15x0.16
5 1000 13.0 0.8 15 1.2 1.0 010
TCD-13-4-75X+ DB1627
LxWxH
.160x.150x.160
5 1000 13.0 0.8 15 1.2 1.0 010
TCD-13-4X+ DB1627
LxWxH
.160x.150x.160
5 1000 13.0 0.7 18 1.2 1.0 009
TCD-13-122-75X+ DB1627
LxWxH
.160x.150x.160
5 1250 12.7 1.0 15 1.17 1.0 010
TCD-16-12W-75X+ DB1627
LxWxH
.160x.150x.160
5 1218 16.0 0.9 16 1.3 1.0 010
TCD-16-23-75X+ DB1627
LxWxH
.160x.150x.160
5 2000 16.5 1.3 22 1.2 1.0 010
TCD-16-122-75X+ DB1627
LxWxH
.160x.150x.160
5 1250 16.5 1.5 22 1.33 1.0 010
TCD-18-4+ DB714
LxWxH
0.16x0.15x0.16
5 1000 17.9 0.7 20 1.2 1.0 009
TCD-18-4-75+ DB714
LxWxH
0.16x0.15x0.16
10 1000 18.0 0.7 22 1.2 1.0 010
TCD-18-4-75X+ DB1627
LxWxH
.160x.150x.160
10 1000 18.0 0.7 22 1.2 1.0 010
TCD-18-4X+ DB1627
LxWxH
.160x.150x.160
5 1000 17.9 0.7 20 1.2 1.0 010
TCD-18-122-75X+ DB1627
LxWxH
.160x.150x.160
5 1250 17.5 1.0 22 1.17 1.0 010
TCD-20-4+ DB714
LxWxH
0.16x0.15x0.16
5 1000 20.0 0.4 21 1.2 1.0 009
TCD-20-4-75+ DB714
LxWxH
0.16x0.15x0.16
40 1200 20.0 0.6 23 1.15 1.0 010
TCD-20-4-75X+ DB1627
LxWxH
.160x.150x.160
40 1200 20.0 0.6 23 1.15 1.0 010
TCD-20-4X+ DB1627
LxWxH
.160x.150x.160
5 1000 20.0 0.4 21 1.2 1.0 009


Bi-Directional Coupler, Surface Mount, 10 MHz to 2000 MHz 

Model Number Case Style F Low (MHz) F High (MHz) Coupling (dB) Nom. Mainline Loss (dB) Typ. Directivity (dB) Typ. VSWR (:1) Typ. Power Input Max. (W) PCB Layout
Sort Sort Sort Sort Sort Sort Sort Sort Sort Sort
SYDC-18-23+ AH202-1
LxWxH
0.50x0.38x0.25
10 2000 18 0.7 20 1.25 2.0 246


Surface Mount Bi-Directional Couplers, High Power (up to 100W), 1.5 MHz to 6000 MHz

Model Number Case Style F Low (MHz) F High (MHz) Nom. Coupling (dB) Mainline Loss (dB) Typ. Directivity (dB) Typ. VSWR (:1) Typ. Power (W) LTCC Construction Pcb Layout PL-
Sort Sort Sort Sort Sort Sort Sort Sort Sort Sort Sort
BDCN-7-25+ FV1206-1
LxWxH
0.13x0.06x0.04
824 2525 8.2 1.3 20 1.15 15 LTCC 131
BDCN-10-25+ FV1206-1
LxWxH
0.13x0.06x0.04
824 2525 10.2 1.0 17 1.2 15 LTCC 131
BDCN-14-22+ FV1206-1
LxWxH
0.13x0.06x0.04
1930 2710 13.8 .05 23 1.25 16 LTCC 131
BDCN-14-342+ FV1206-1
LxWxH
0.13x0.06x0.04
1700 3400 14 0.4 14 1.22 16 LTCC 131
BDCN-20-13+ FV1206-1
LxWxH
0.13x0.06x0.04
360 1000 20.7 0.2 12 1.08 16 LTCC 131
SYBD-10-63HP+ JB1233
LxWxH
0.70x0.32x0.13
2700 6000 11.8 0.6 20 1.20 25 - 260
SYBD-13-63HP+ JB1233
LxWxH
0.70x0.32x0.13
2700 6000 13.3 0.4 21 1.20 25 - 260
SYBD-14-272HP+ JB1233
LxWxH
0.70x0.32x0.13
1750 2700 14.5 0.4 23 1.15 25 - 260
SYBD-16-53HP+ JB1233
LxWxH
0.70x0.32x0.13
2700 5000 16.3 0.20 18 1.20 25 - 260
SYBD-16-172HP+ JB1233
LxWxH
0.70x0.32x0.13
1400 1750 17.0 0.22 23 1.10 50 - 260
SYBD-16-272HP+ JB1233
LxWxH
0.70x0.32x0.13
1750 2700 17.1 0.18 30 1.20 25 - 260
SYBD-18-142HP+ JB1233
LxWxH
0.70x0.32x0.13
960 1400 19.5 0.15 26 1.10 50 - 260
SYBD-18-172HP+ JB1233
LxWxH
0.70x0.32x0.13
1400 1750 19.0 0.10 28 1.10 50 - 260
SYBD-20-13HP+ JB1233
LxWxH
0.70x0.32x0.13
800 1000 20.8 0.12 24 1.10 100 - 260
SYBD-20-142HP+ JB1233
LxWxH
0.70x0.32x0.13
960 1400 21.0 0.8 26 1.10 50 - 260
SYBD-20-272HP+ JB1233
LxWxH
0.70x0.32x0.13
1750 2700 19.8 0.12 22 1.15 25 - 260
SYBD-22-82HP+ JB1233
LxWxH
0.70x0.32x0.13
610 810 22.8 0.10 24 1.05 100 - 260
SYBD-22-172HP+ JB1233
LxWxH
0.70x0.32x0.13
1400 1750 22.3 0.09 23 1.15 50 - 260
SYBD-23-13HP+ JB1233
LxWxH
0.70x0.32x0.13
800 1000 23.5 0.06 27 1.15 100 - 260
SYBD-24-142HP+ JB1233
LxWxH
0.70x0.32x0.13
960 1400 24.8 0.04 25 1.15 50 - 260