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Alpha Industries

DC17-73 Datasheet Preview

DC17-73 Datasheet

Directional Coupler

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Directional Coupler
Features
s Low Cost
s Low Profile
s Small SOT-6 Package
s Tape & Reel
Description
The DC17-73 is a monolithic directional coupler for low
cost wireless applications. It offers low loss, good isolation,
good input/output matching and exceptional coupling
repeatability. Performance specified for two different bands.
It is available in the SOT-6 lead surface mount package.
Electrical Specifications at 25°C
Parameter
Frequency
Insertion Loss1
Isolation
Input VSWR
Output VSWR
Coupling
Coupled Port VSWR
1. Coupling loss included.
Min.
1.42
21
10.8
Typ.
.60
22
1.1:1
1.1:1
11.8
1.2:1
Pin Out
GND
GND
COUPLED
OUT
GND
RF IN
Max.
1.66
.70
1.3:1
1.3:1
12.8
1.3:1
Unit
GHz
dB
dB
dB
Min.
1.71
20
9.3
Block Diagram
1
2
3
DC17-73
Typ.
.75
21
1.1:1
1.1:1
10.3
1.25:1
Max.
1.99
.85
1.3:1
1.3:1
11.3
1.35:1
Unit
GHz
dB
dB
dB
6
5
4
Alpha Industries, Inc. [781] 935-5150 Fax [617] 824-4579 Email sales@alphaind.com www.alphaind.com
Specifications subject to change without notice. 3/99A
1




Alpha Industries

DC17-73 Datasheet Preview

DC17-73 Datasheet

Directional Coupler

No Preview Available !

Directional Coupler
Typical Performance Data
0.0
-0.5
-1.0
-1.5
-2.0
-2.5
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0
Frequency (GHz)
Insertion Loss vs. Frequency
0.0
-8.0
-16.0
-24.0
-32.0
-40.0
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0
Frequency (GHz)
Isolation vs. Frequency
1.5
1.4
1.3
1.2
1.1
1.0
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0
Frequency (GHz)
Input VSWR vs. Frequency
DC17-73
1.5
1.4
1.3
1.2
1.1
1.0
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0
Frequency (GHz)
Output VSWR vs. Frequency
1.5
1.4
1.3
1.2
1.1
1.0
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0
Frequency (GHz)
Coupled Port VSWR vs. Frequency
-5.0
-10.0
-15.0
-20.0
-25.0
-30.0
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0
Frequency (GHz)
Coupling vs. Frequency
Alpha Industries, Inc. [781] 935-5150 Fax [617] 824-4579 Email sales@alphaind.com www.alphaind.com
Specifications subject to change without notice. 3/99A
2


Part Number DC17-73
Description Directional Coupler
Maker Alpha Industries
Total Page 3 Pages
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