FREQ.

RANGE

(MHz)

ISOLATION

(dB)

INSERTION LOSS (dB)

ABOVE 3.0 dB

PHASE

UNBALANCE

(Degrees)

AMPLITUDE

UNBALANCE

(dB)

f

Max.

Max.

Typ.

Min

Typ. Max.

500-2000

25

18

0.25

1.0

3

0.2

ISO 9001 ISO 14001 AS 9100 CERTIFIED

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TM

IF/RF MICROWAVE COMPONENTS

ZAPD-21+

2 Way-0

°

50

Ω

500 to 2000 MHz

Power Splitter/Combiner

Coaxial

Typical Performance Data

Maximum Ratings

Operating Temperature

-55°C to 100°C

Storage Temperature

-55°C to 100°C

Power Input (as a splitter)

10W max.

Internal Dissipation

0.125W max.

Outline Drawing

Outline Dimensions (

)

inch

mm

electrical schematic

REV. B

M108294

ZAPD-21+

HY/TD/CP

080714

A

B

C

D

E

F

G

2.00

2.00

.75

1.00

.13

1.750

.125

50.80

50.80

19.05

25.40

3.30

44.45

3.18

H

J

K

L

wt

.39

1.00

.50

1.00

grams

9.91

25.40

12.70

25.40

170.0

Features

• wideband, 500 to 2000 MHz

• low insertion loss, 0.25 dB typ.

• good isolation, 25 dB typ.

• up to 10W power input as splitter

• excellent amplitude unbalance, 0.1 dB typ.

• excellent phase unbalance, 1 deg. typ.

• excellent VSWR, 1.20:1 typ.

• rugged shielded case

Applications

• UHF

• communications systems

• GPS

• instrumentation

• cellular

• PCS/DCS

Coaxial Connections

SUM PORT

S

PORT 1

1

PORT 2

2

CASE STYLE: F53

Connectors Model

Price

Qty.

BNC

ZAPD-21+

$64.95

(1-9)

SMA

ZAPD-21-S+

$69.95

(1-9)

N-TYPE

ZAPD-21-N+

$69.95

(1-9)

ZAPD-21+

INSERTION LOSS

3.0

3.1

3.2

3.3

3.4

3.5

500

800

1100

1400

1700

2000

FREQUENCY (MHz)

S-1(dB)

S-2(dB)

ZAPD-21+

ISOLATION

20

25

30

35

40

45

500

800

1100

1400

1700

2000

FREQUENCY (MHz)

ZAPD-21+

VSWR

1.0

1.1

1.2

1.3

1.4

1.5

500

800

1100

1400

1700

2000

FREQUENCY (MHz)

#S-VSWR

#1-VSWR

#2-VSWR

Electrical Specifications

Frequency

(MHz)

Insertion Loss

(dB)

Amplitude

Unbalance

(dB)

Isolation

(dB)

Phase

Unbalance

(deg.)

VSWR

S

VSWR

1

VSWR

2

S-1

S-2

N-Type version shown

500.00

3.17

3.14

0.03

21.12

0.45

1.31

1.16

1.17

525.00

3.18

3.15

0.03

22.44

0.48

1.27

1.13

1.14

575.00

3.12

3.10

0.02

25.62

0.50

1.18

1.07

1.08

625.00

3.14

3.12

0.02

29.70

0.53

1.10

1.02

1.03

675.00

3.14

3.11

0.03

33.67

0.60

1.03

1.04

1.02

750.00

3.08

3.05

0.03

30.96

0.61

1.08

1.11

1.09

825.00

3.22

3.19

0.03

27.43

0.73

1.17

1.17

1.15

900.00

3.18

3.15

0.03

25.73

0.77

1.24

1.21

1.19

1000.00

3.21

3.17

0.04

25.37

0.68

1.29

1.23

1.22

1200.00

3.17

3.14

0.03

30.28

0.92

1.21

1.15

1.16

1400.00

3.19

3.17

0.02

29.13

1.15

1.03

1.01

1.03

1600.00

3.23

3.19

0.04

24.08

1.27

1.16

1.10

1.08

1800.00

3.35

3.31

0.03

27.44

1.41

1.22

1.16

1.15

1900.00

3.33

3.30

0.03

35.87

1.42

1.19

1.18

1.17

2000.00

3.31

3.29

0.01

33.59

1.48

1.15

1.17

1.18

+ 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.

Permanent damage may occur if any of these limits are exceeded.