2

Typical Test Data

With Back Side Ground Soldering

Without Back Side Ground Soldering

Quadruple Band 2-Way SMT Power Divider

BD25B

1700~2500MHz USPCS & PCS, WCDMA & TD-SCDMA, WiBro

Parameters

Unit

USPCS & PCS

TD-SCDMA

WCDMA

WiBro

Frequency Range

MHz

1700

1800

1900

1900

2075

2250

2200

2350

2500

Insertion Loss

dB

0.37

0.38

0.38

0.38

0.42

0.53

0.48

0.60

0.75

Isolation

dB

19.6

20.8

21.9

21.9

25.7

28.9

30.6

22.2

15.5

IRL(S11)

dB

-21.3

-23.7

-25.4

-25.4

-22.0

-17.3

-18.5

-15.2

-12.6

ORL(S22,S33)

dB

-24.4

-32.2

-33.9

-33.9

-24.7

-22.4

-22.6

-22.5

-22.7

Phase Diff.

deg

0.2

0.2

0.3

0.3

0.4

0.5

0.5

0.7

0.7

Amplitude Balance

dB

0.07

0.07

0.07

0.08

0.09

0.10

0.10

0.12

0.10

Parameters

Unit

USPCS & PCS

TD-SCDMA

WCDMA

WiBro

Frequency Range

MHz

1700

1800

1900

1900

2075

2250

2200

2350

2500

Insertion Loss

dB

0.40

0.41

0.42

0.42

0.49

0.64

0.59

0.75

0.94

Isolation

dB

19.5

21.1

22.7

22.7

26.3

23.6

25.7

19.0

13.7

IRL(S11)

dB

-20.8

-21.7

-21.1

-21.1

-17.8

-14.3

-15.2

-12.4

-10.2

ORL(S22,S33)

dB

-25.9

-37.8

-31.5

-31.5

-22.8

-20.3

-20.6

-19.9

-19.4

Phase Diff.

deg

1.5

1.5

1.6

1.6

1.7

1.7

1.7

1.7

2.0

Amplitude Balance

dB

0.08

0.08

0.09

0.09

0.11

0.10

0.11

0.10

0.08

BeRex

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● email: sales@berex.com

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Rev. C