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TM

IF/RF MICROWAVE COMPONENTS

Typical Performance Data

Directional Coupler Electrical Specifications

Maximum Ratings

Pin Connections

Features

• CATV

INPUT

1

OUTPUT

6

COUPLED

3

GROUND

2,5

NOTUSED

4

• wideband,40-1000MHz

• lowmainlineloss,0.6dBtyp.

• excellentVSWR,1.1:1typ.

• internalload,noexternalcomponentsrequired

• aqueouswashable

• protectedbyUSPatent6,133,525&6,140,887

Applications

OperatingTemperature

-40°Cto85°C

StorageTemperature

-55°Cto100°C

CASESTYLE:CD636

PRICE:$7.95ea.QTY(10-49)

Frequency

(MHz)

Mainline Loss

(dB)

In-Out

Coupling

(dB)

In-Cpl

Directivity

(dB)

Return Loss

(dB)

In

Cpl

Out

Demo Board MCL P/N: TB-356

Suggested PCB Layout (PL-213)

Outline Drawing

Outline Dimensions (

)

inch

mm

L=40-400MHzM=400-500MHzU=500-1000MHz

1.Mainlinelossincludestheoreticalpowerlossatcoupledport.

ADC-20-4-75R+

MAINLINE LOSS

0.4

0.5

0.6

0.7

0.8

0.9

0

200

400

600

800

1000

FREQUENCY (MHz)

at RF level of -4.3 dBm

ADC-20-4-75R+

COUPLING & DIRECTIVITY

15

18

21

24

27

0

200

400

600

800

1000

FREQUENCY (MHz)

COUPLING

DIRECTIVITY

at RF level of -4.3 dBm

ADC-20-4-75R+

ADC-20-4-75R+

RETURN LOSS

20

30

40

50

0

200

400

600

800

1000

FREQUENCY (MHz)

IN

OUT

CPL

at RF level of -4.3 dBm

PCB Land Pattern

Suggested Layout,

Tolerance to be within ±.002

75

Directional Coupler

REV.A

M119986

ED-12356/2

ADC-20-4-75R+

DY/LC/CP/AM

081111

Surface Mount

A

B

C

D

E

F

G

.272

.310

.220

.100

.162

.055

.100

6.91

7.87

5.59

2.54

4.11

1.40

2.54

H

J

K

L

wt

.030

.026

.065

.300

grams

0.76

0.66

1.65

7.62

0.25

40.00

0.57

20.74

24.46

24.97

25.29

25.60

100.00

0.52

20.82

24.90

29.34

29.25

28.73

220.00

0.50

20.87

23.92

28.31

29.17

31.75

340.00

0.53

20.82

22.10

26.02

26.77

39.90

450.00

0.56

20.73

20.26

24.23

25.60

41.94

560.00

0.62

20.59

18.57

25.31

24.40

37.70

680.00

0.68

20.42

17.84

30.01

23.08

36.42

800.00

0.71

20.23

17.23

27.10

23.22

30.86

900.00

0.74

20.07

16.93

23.57

23.74

28.67

1000.00

0.77

19.86

16.53

25.62

24.50

27.23

+ RoHS compliant in accordance

with EU Directive (2002/95/EC)

The +Suffix has been added in order to identify RoHS

Compliance. See our web site for RoHS Compliance

methodologies and qualifications.

FREQ.

(MHz)

COUPLING

(dB)

(dB)

DIRECTIVITY

(dB)

VSWR

(:1)

POWER

INPUT, W

Nom.

Flatness

L

M

U

L

M

U

Typ.

Typ.

Max. Typ. Max. Typ. Max.

Typ. Min. Typ.

Min.

Typ.

Min.

Max.

40-1000

20.5±0.5

±0.8

0.5

0.8

0.6

0.9

0.7

1.2

24

17

20

15

17

12

1.10

1.0

Electrical Schematic