CRG-B Series
BI-DIRECTIONAL COUPLERS
5 to 1500 MHz / Multi-Octave / 4-Port / Minimal Size and Weight / Hi-Rel Surface Mount Package
PRINCIPAL SPECIFICATIONS
Model for
Frequency
Vapor Phase
Range,
& IR Insertion
MHz
CRG-10B-255
CRG- 20B-255
5 - 500
5 - 500
Performance ¤ Coupling
Bandwidth,
Value,
MHz
dB, Nom.
5 - 500
5 - 500
10 - 400
100 - 1500
500 - 1000
100 - 1500
500 - 1000
10
±1.0
20
±1.0
20
±1.0
11
±1.0
11
±1.0
20
±1.0
20
±1.0
Frequency
Sensitivity,
dB, Max.
±
0.5
±
0.75
±
0.5
±
0.5
±
0.5
±
0.5
±
0.5
Directivity, *Insertion
dB,
Loss, dB,
Min.
Max.
20
18
20
15
15
15
15
1.3
1.0
0.6
1.5
1.2
1.5
1.2
VSWR,
In/Out,
Max.
1.5:1
1.5:1
1.3:1
1.7:1
1.5:1
1.7:1
1.5:1
CRG-11B-1005 100 - 1500
CRG-20B-1005 100 - 1500
¤ Coupling is Referenced to the Input
* Insertion Loss excludes Coupling Loss
General Notes:
1. The CRG-B series of bi-directional couplers has both coupled ports
available. Units may be ordered with one coupled port terminated internally
with coupling values up to 30 dB and with coverage over selected frequency
bands up to 2 GHz.
2. These units comply with MIL-C-15370 requirements and can be supplied
screened for compliance with specifications you designate for military and
aerospace applications requiring higher reliability.
GENERAL SPECIFICATIONS
Impedance:
CW Input:
Weight, nominal:
Operating Temperature:
50
Ω
nom.
1 W max.
0.07 oz (2 g)
-- 55° to +85°C
B-Size Package
NOTES:
1. Tolerance on 3 place decimals
±
.010(.25) except as noted.
2. Dimensions in inches over millimeters.
3. Max. is largest dimension allowed.
4. All unnumbered tabs are case ground.
26Apr96
Pin
1
2
3
4
Function
Main line input
Main line output
Reverse coupled
Forward coupled
For further information contact
MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531
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