CH-138
11 dB, Bi-Directional Coupler,
10 - 500 MHz
Features
•
Constant Coupling - Within ± 0.5 dB Max
•
MIL-STD-202 Screening Available
Rev. V4
TO-8-2
Description
Bi-Directional couplers offer the ability to couple the
power in two directions while maintaining directivity.
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 Specifications
1
: T
A
= -55°C to +85°C
Parameter
Coupling
Coupling Flatness
VSWR
Directivity
Main Line Loss
2
Input Power
Test Conditions
Input to Output
—
All Ports
Both Directions
—
—
Frequency
—
—
10 - 500 MHz
25 - 200 MHz
—
—
—
Units
dB
dB
Ratio
Ratio
dB
dB
Watt
Min
9.8
—
—
—
17
—
—
Typ
10.8
—
—
—
—
—
—
Max
11.8
± 0.5
1.8:1
1.5:1
—
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
ADVANCED:
Data Sheets contain information regarding a product M/A-COM Technology Solutions
•
North America
Tel: 800.366.2266 •
Europe
Tel: +353.21.244.6400
is considering for development. Performance is based on target specifications, simulated results,
•
India
Tel: +91.80.4155721
•
China
Tel: +86.21.2407.1588
and/or prototype measurements. Commitment to develop is not guaranteed.
Visit www.macomtech.com for additional data sheets and product information.
PRELIMINARY:
Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
CH-138
11 dB, Bi-Directional Coupler,
10 - 500 MHz
Functional Diagram
Ordering Information
Part Number
CH-138 PIN
Package
TO-8-2
Rev. V4
Typical Performance Curves
2
ADVANCED:
Data Sheets contain information regarding a product M/A-COM Technology Solutions
•
North America
Tel: 800.366.2266 •
Europe
Tel: +353.21.244.6400
is considering for development. Performance is based on target specifications, simulated results,
•
India
Tel: +91.80.4155721
•
China
Tel: +86.21.2407.1588
and/or prototype measurements. Commitment to develop is not guaranteed.
Visit www.macomtech.com for additional data sheets and product information.
PRELIMINARY:
Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.