FREQ.

RANGE

(MHz)

ISOLATION

(dB)

INSERTION LOSS (dB)

Avg. of Coupled Outputs

ABOVE 3 dB

PHASE

UNBALANCE

(Degrees)

AMPLITUDE

UNBALANCE

(dB)

f

Typ.

Min.

Typ.

Max.

Max.

Max.

55-90

30

20

0.3

0.7

3.0

1.2

A

B

C

D

E

F

GH

1.50

1.13

1.00

.50

.155 2.345

.138

.987

38.10 28.70 25.40 12.70

3.94 59.56

3.51 25.07

J

K

L

M

N

P

S

wt

2.50

.10

.31

.75

1.19

.66

.150 grams

63.50

2.54

7.87 19.05 30.23 16.76

3.81

40.0

Typical Performance Data

Electrical Specifications

Maximum Ratings

Coaxial Connections

SUM PORT

2

PORT 1 (0°)

1

PORT 2 (+90°)

3

Operating Temperature

-55°C to 100°C

Storage Temperature

-55°C to 100°C

Power Input (as a splitter)

1W max.

Internal Dissipation

0.125W max.

ZMSCQ-2-90

2 Way-90

° 50Ω

55 to 90 MHz

Power Splitter/Combiner

REV. B

M151107

ZMSCQ-2-90

HY/TD/CP/AM

151019

Coaxial

Features

• low insertion loss, 0.3 dB typ.

• high isolation, 30 dB typ.

• rugged shielded case

Applications

• VHF

• modulators

• test set-ups

ZMSCQ-2-90

TOTAL LOSS

2.0

2.5

3.0

3.5

4.0

4.5

55

62

69

76

83

90

FREQUENCY (MHz)

S-1(dB)

S-2(dB)

ZMSCQ-2-90

ISOLATION

15

20

25

30

35

40

45

55

62

69

76

83

90

FREQUENCY (MHz)

ZMSCQ-2-90

PHASE UNBALANCE

89.2

89.4

89.6

89.8

90.0

90.2

90.4

90.6

90.8

55

62

69

76

83

90

FREQUENCY (MHz)

electrical schematic

Outline Drawing

Outline Dimensions (

)

inch

mm

Frequency

(MHz)

(dB)

Amplitude

Unbalance

(dB)

Isolation

(dB)

Phase

Unbalance

(deg.)

VSWR

S

VSWR

1

VSWR

2

S-1

S-2

CASE STYLE: M21

Connectors Model

SMA

ZMSCQ-2-90

BRACKET (OPTION "B")

BRACKET (OPTION "BR")

55.00

2.93

3.31

0.39

32.86

89.45

1.07

1.09

1.05

56.75

2.99

3.25

0.26

32.34

89.47

1.07

1.09

1.05

59.38

3.08

3.17

0.09

31.52

89.46

1.08

1.09

1.06

62.00

3.15

3.11

0.05

30.67

89.45

1.08

1.10

1.06

64.62

3.21

3.06

0.15

29.83

89.48

1.09

1.11

1.07

67.25

3.25

3.03

0.22

28.96

89.50

1.09

1.12

1.08

69.88

3.27

3.02

0.25

28.11

89.51

1.10

1.12

1.09

71.62

3.27

3.02

0.25

27.54

89.53

1.11

1.13

1.10

73.38

3.27

3.04

0.23

26.97

89.56

1.12

1.14

1.10

76.88

3.24

3.09

0.15

25.83

89.65

1.13

1.15

1.12

80.38

3.19

3.19

0.00

24.71

89.84

1.15

1.17

1.14

83.88

3.10

3.34

0.24

23.58

90.04

1.17

1.19

1.16

86.50

3.03

3.49

0.46

22.74

90.27

1.18

1.21

1.18

88.25

2.96

3.61

0.65

22.19

90.40

1.20

1.22

1.19

90.00

2.90

3.76

0.86

21.62

90.60

1.21

1.24

1.21

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

1. Total Loss = Insertion Loss + 3dB splitter loss.

HT-Series

Tight Spot

SMA Wrench

From $24.95

+RoHS Compliant

The +Suffix identifies RoHS Compliance. See our web site

for RoHS Compliance methodologies and qualifications

Notes

A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.

B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.

C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled

to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp