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TM

IF/RF MICROWAVE COMPONENTS

Typical Performance Data

Directional Coupler Electrical Specifications

Maximum Ratings

Pin Connections

Features

• CATV

• wideband,5-1000MHz

• lowmainlineloss,0.3dBtyp.

• highcoupling,25dBtyp.

• excellentVSWR,1.2:1typ.

• aqueouswashable

• protectedbyUSpatents6,133,525&6,140,887

Applications

OperatingTemperature

-40°Cto85°C

StorageTemperature

-55°Cto100°C

CASESTYLE:CD636

PRICE:$6.95ea.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-08

Suggested PCB Layout (PL-042)

Outline Drawing

Outline Dimensions (

)

inch

mm

L=5-50MHzM=50-500MHzU=500-1000MHz

1.Mainlinelossincludestheoreticalpowerlossatcoupledport.

ADC-25-4-75+

MAINLINE LOSS

0

0.1

0.2

0.3

0.4

0.5

0

200

400

600

800

1000

FREQUENCY (MHz)

at RF level of -4.3 dBm

ADC-25-4-75+

COUPLING & DIRECTIVITY

15

20

25

30

35

0

200

400

600

800

1000

FREQUENCY (MHz)

COUPLING

DIRECTIVITY

at RF level of -4.3 dBm

ADC-25-4-75+

ADC-25-4-75+

RETURN LOSS

15

20

25

30

35

40

45

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-6928A/4

ADC-25-4-75

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

+ 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.

5-1000

25±1.0

±2.0

0.1

0.5

0.1

0.4

0.3

0.7

27

13

25

14

20

12

1.2

0.5

5.00

0.09

26.38

22.91

22.68

22.47

22.43

10.00

0.15

26.42

27.82

28.87

28.63

28.52

50.00

0.13

26.44

32.03

38.74

37.83

38.85

100.00

0.12

26.39

28.51

44.75

38.86

37.28

260.00

0.11

26.01

21.92

31.00

30.67

25.64

500.00

0.16

25.18

19.14

30.93

27.38

21.21

600.00

0.25

24.96

18.98

33.03

26.45

20.18

700.00

0.31

24.98

19.48

31.89

26.89

19.63

850.00

0.40

25.33

23.30

28.69

30.04

19.36

1000.00

0.47

25.41

19.99

29.32

29.04

18.66

INPUT

1

OUTPUT

6

COUPLED

3

GROUND

2

4

NOTUSED

5

Electrical Schematic