CH-138 Datasheet, PDF (1/2 Pages) Tyco Electronics – 11 dB Bi-directional Coupler 10 - 500 MHz

CH-138
11 dB, Bi-Directional Coupler,
10 - 500 MHz
Features
• Constant Coupling - Within ± 0.5 dB Max
• MIL-STD-202 Screening Available
Description
Bi-Directional couplers offer the ability to couple the
power in two directions while maintaining directivity.
TO-8-2
Rev. V4
Pin Configuration
Pin No.
1
2
3
4
5
6
Function
GND
B
GND
GND
C
GND
Pin No.
7
8
9
10
11
12
Function
GND
A
GND
GND
D
GND
Electrical Specifications¹: T_A = -55°C to +85°C
Parameter
Coupling
Coupling Flatness
VSWR
Directivity
Test Conditions
Input to Output
—
All Ports
Both Directions
Frequency
—
—
10 - 500 MHz
25 - 200 MHz
—
Main Line Loss ²
—
—
Input Power
—
—
Units
Min
Typ
Max
dB
9.8
10.8
11.8
dB
—
—
± 0.5
Ratio
—
Ratio
—
—
1.8:1
—
1.5:1
dB
17
—
—
dB
—
Watt
—
—
1.6
—
1.0
1. All specifications apply with 50 ohm source and load impedance.
2. Includes theoretical power split.
This product contains elements protected by United States Patent umber 3,426,298.
1
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is considering for development. Performance is based on target specifications, simulated results,
and/or prototype measurements. Commitment to develop is not guaranteed.
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Solutions has under development. Performance is based on engineering tests. Specifications are
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