Directional Coupler

Wideband Bi-directional Coupler RF Component Supplier

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
DC0300W40
100~500
300
38.1×25.4
0.25
40±1.0
18.5
19
500~2500
150
25.4×12.7
0.30
33±2.0
20
19
DC1500W36
500~2700
200
38.1×25.4
0.4
36±1.5
18
18
800~4200
150
25.4×12.7
0.55
32±2.5
14.5
10
800~4200
150
25.4×12.7
0.4
32±2.0
18
10



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Applications

Wideband Bi-directional Coupler is widely used in RF communication links, radar sub-systems, GNSS modules, and industrial wireless control equipment.

Selection Guide

When selecting Wideband Bi-directional Coupler, verify frequency band, insertion loss, isolation or attenuation target, package type, and power handling against your design requirements.

FAQ

What is the typical use of Wideband Bi-directional Coupler?

It is used to control, split, combine, or sample RF signals in communication and microwave circuits.

How do I choose the right model?

Start from your operating frequency and electrical target, then confirm footprint and environmental conditions.

Who is the supplier and what is the brand?

Supplier: Baiao Technology | Brand: Yantel