Directional Coupler

Wideband Bi-directional Coupler
SMD Package
  Descriptions
Yantel directional coupler is a low profile, low cost high performance surface mounted device. This series products are suitable for AMPS, DCS, PCS, UMTs & 3G band applications. The excellent electrical acteristics of high isolation, high directivity, low ion loss and can reach rigorous requirements of signal sampling, and feed-forward amplifiers.



Features
●Very Low Loss
●High Directivity
●Low VSWR
●Good Repeatability
●CTE compatible with FR4, G-10, RF-35, RO4350B and polyie
●Immersion gold, prevent surface oxidation & scratch
●RoHS Compliant
●Tape & Reel Package available
Applications
●Feed-forward Amplifiers
●Signal Sampling

◆Directional Coupler Processing & Reliability
◆Directional Coupler Reliability Test
 
Part No.Description
        **              ****                  *           **       
      Directional Coupler     Center Frequency(MHz)     Seires      Coupling Value
    DC
0275=30-520
  50=50dB
36=36dB
20=20dB
0510=20-1000
W=Wideband
1500=500-2700
 
Specifications
Direction Coupler(Wideband)
High Power Bi-directional coupler and DUAL directional coupler
 
Part No.
Freq.Range
(MHz)
fL- fU
Power
(W)
Size
L×W
(mm)
Insertion Loss
(dB)
Mean
Coupling
(dB)
Directivity
(dB)
Return
(dB)
DC0270W50
20~520
300
38.1×25.4
0.25
50±1.0
20
19
20~1000
150
31.75×19.05
0.35
50±1.0
20
13.5
20~1000
300
38.1×25.4
0.30
50±1.0
14
20
30~520
300
38.1×25.4
0.20
50±1.0
21
20
30~540
100
17.57×8.6
0.45
25±2.0
17
12
100~500
300
38.1×25.4
0.25
28±1.0
20
19
500~2500
150
25.4×12.7
0.30
33±2.0
20
19
500~2700
200
38.1×25.4
0.4
36±1.5
18
18
500~3000
100
25.4×12.7
0.4
10±1.5
20
18.5
500~3000
100
25.4×12.7
0.4
15±1.2
19
19.0
700~2700
150
25.4×12.7
0.35
15±1.2
20
20.8
700~2700
150
25.4×12.7
0.35
20±1.2
20
20.8
700~2700
150
25.4×12.7
0.25
35.5±1.5
10
17.7
800~3000
150
25.4×12.7
0.2
25±1.0
21
22.1
800~4200
150
25.4×12.7
0.55
32±2.5
14.5
10
2000~6000
180
25.4×12.7
0.30
19.5±1.0
15.5
12.9



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