Directional Coupler

F type SMD 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)     Size(mm)      Coupling Value
    DC 0450=410-480  
02=2dB
05=5dB
10=10dB
20=20dB
30=30dB
0900=800 to 1000    
1400=1200 to 1600      
1900=1700 to 2000   
F=5.08×3.18
2100=2000 to 2300    
2500=2300 to 2700    
3500=3300 to 3800  
Specifications
Note: For military product, the suffix"J" is added to the Part No. (For example: DC0300L20J) .
However, no such suffix for commercial product.
Part No.
Freq.Range
(GHz)
fL- fU
Power
(W)
Size
L×W
(mm)
Insertion Loss
(dB)
Mean
Coupling
(dB)
Directivity
(dB)
Return
(dB)
DC07F02 NEW
0.69 ~ 1.0
25
5.08×3.18
0.3
2.1±0.2
17
19
DC09F05 NEW
0.7 ~ 1.0
25
5.08×3.18
0.25
5±0.3
16.5
19
DC09F20 NEW
0.7 ~ 1.0
25
5.08×3.18
0.14
20±1.0
14.5
10
DC19F05  NEW
1.7 ~ 2.3
25
5.08×3.18
0.15
5±0.3
20
20
DC19F20  NEW
1.4 ~ 2.7
25
5.08×3.18
0.3
20±1.5
16
16.5
DC20F02  NEW
1.8 ~ 2.2
24
5.08×3.18
0.25
1.85±0.2
16.7
18
DC20F30  NEW
1.4 ~ 2.7
100
5.08×3.18
0.3
30.5±1.5
16
15.6
DC25F02 NEW
2.3 ~ 2.7
20
5.08×3.18
0.35
2±0.20
16
16
DC25F05 NEW
2.3 ~ 2.7
25
5.08×3.18
0.25
5±0.50
15
19
DC30F30 NEW
2.3 ~ 3.8
100
5.08×3.18
0.12
30±1.5
20
20
DC35F05 NEW
3.2 ~ 3.8
25
5.08×3.18
0.25
5±0.30
15
19
 
 
Mechanical Outline
Note: All Dimensions show in Millimeters.




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