Device Overview

General Description

The C20-0240 is a broadband 2-40 GHz, 20 dB directional coupler. The multisection tri-plate stripline design exhibits excellent coupling flatness and VSWR at all ports. Custom designs are also available, contact the factory for details.

Photo of C20-0240

Features

  • Broadband Performance
  • Excellent Coupling Flatness
  • High Directivity
  • Low VSWR

Applications

N/A

Functional Block Diagram

Block Diagram

Part Ordering Options

Part NumberDescriptionConnectorsGreen StatusProduct LifecycleExport Classification
C20-0240DIRECTIONAL COUPLERStandard

REACH

RoHS

ReleasedEAR99

Table Of Contents

Revision History

Revision CodeRevision DateComment
G2020-04-01Updated Direct Line IL specs

Rev: G | Copyright © 2020 Marki Microwave LLC.

2

Specifications

Absolute Maximum Ratings

ParameterMaximum RatingUnit
RF Power Handling 20W
Minimum Operating Temperature -55°C
Maximum Operating Temperature 100°C
Maximum Storage Temperature 125°C
Minimum Storage Temperature -65°C

Package Information

ParameterDetailsRating
Weight-36g
Dimensions-48.26 x 13.97 mm

Rev: G | Copyright © 2020 Marki Microwave LLC.

3

Electrical Specifications

The electrical specifications apply at TA=+25°C in a 50Ω system

ParameterTest ConditionsMinimum
Frequency
(GHz)
Maximum
Frequency
(GHz)
MinTypMaxUnit
Amplitude Flatness 1-2 40-0.751.75dB
Directivity -30 40913-dB
Directivity -2 301317-dB
Direct Line Insertion Loss DC-40
- ---1.6dB
Mean Coupling -2 40-20-dB
VSWR -2 30-1.31.45
VSWR -30 40--1.6

[1] Deviation from average coupling

Rev: G | Copyright © 2020 Marki Microwave LLC.

4

Typical Performance

Direct line insertion loss graph for C20-0240
Typical port return loss graph for C20-0240
Coupled port power graph for C20-0240
Typical directivity graph for C20-0240

Rev: G | Copyright © 2020 Marki Microwave LLC.

5

Mechanical Data

Rev: G | Copyright © 2020 Marki Microwave LLC.

6