Panasonic MA2Z374 Datasheet

Variable Capacitance Diodes

MA2Z374

Silicon epitaxial planar type

For CATV tuner

INDICATES
CATHODE

Unit : mm

0.4 ± 0.15

■ Features

•

S-mini type package, allowing downsizing of equipment and
automatic insertion through the taping package

■ Absolute Maximum Ratings Ta = 25°C

Parameter Symbol Rating Unit

Reverse voltage (DC) V

Peak reverse voltage

*

V

Junction temperature T

Storage temperature T

R

RM

j

stg

34 V

35 V

150 °C

−55 to +150 °C

Note) * : RL = 10 kΩ

■ Electrical Characteristics Ta = 25°C

Parameter Symbol Conditions Min Typ Max Unit

Reverse current (DC) I

Diode capacitance C

Capacitance ratio

Diode capacitance deviation

2

Series resistance

*

R

D(0V)

C

D(2V)

C

D(25V)

C

D(10V)

C

D(17V)

C

D(2V)/CD(25V)

∆C

r

D

Note) 1．Rated input/output frequency: 470 MHz

  2．*1: Measurement at Low Signal Level

*2:rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER

VR = 30 V 10 nA

1

*

VR = 0 V, f = 1 MHz 87 pF

VR = 2 V, f = 1 MHz 44.00 50.79 pF

VR = 25 V, f = 1 MHz 2.60 3.03 pF

VR = 10 V, f = 1 MHz 8.80 13.08 pF

VR = 17 V, f = 1 MHz 3.70 5.04 pF

C

D(2V)(10V)(17V)(25V)

CD = 9 pF, f = 470 MHz 0.9 Ω

12

0.4 ± 0.15

0.9 ± 0.1

0 to 0.05

1.7 ± 0.1

2.5 ± 0.2

S-Mini Type Package (2-pin)

Marking Symbol: 7A

15.0 

+0.1

−0.05

0.3

+ 0.1

− 0.06

0.16

1 : Anode
2 : Cathode

2.0 %

1.25 ± 0.1

1

MA2Z374

Variable Capacitance Diodes

100

CD  V

50

)
pF

30

(

D

20

R

f = 1 MHz

= 25°C

T

a

10

5

3

Diode capacitance C

2

1

0 8 16 24 324 1220283640

Reverse voltage VR (V

IR  T

a

)
nA

(

100

10

R

1

CD  T

a

f = 1 MHz

VR = 2 V

10 V
17 V
25 V

)

mA
(

F

120

100

IF  V

F

1.03

1.02

80

60

Ta = 60°C

25°C

− 40°C

40

1.01

)

)

a

T
(

1.00

= 25°C

D

a

C

T
(

D

C

0.99

Forward current I

20

0

)

Forward voltage VF (V

0 0.2 0.4 0.6 0.8 1.0 1.2

)

0.98

0.97
0 20 40 60 80 100

Ambient temperature Ta (°C

)

0.1

Reverse current I

0.01
0 40 80 120 160 200

Ambient temperature Ta (°C

CD rank classification

2.61

2.65

2.69

10 9

44.22

44.88

45.55

46.23

46.92

(pF)

47.62

D(2V)

C

48.33

49.05

49.79

50.54

9

8

7

6

5

4

3

2

1

87654321

C

2.73

D(25V)

2.77

)

(pF)

2.81

2.85

2.89

2.93

2.97

3.01

Tracking guarantee range
(Capacitance deviation 2.0%)

(pF)

D(10V)

C

Secondary rank classificationPrimary rank classification

C

D(17V)

3.72

3.78

3.84

3.90

3.96

4.02

4.08

4.14

4.20

19181716151413121110987654321

20

8.84
26

8.97
25

9.10
24

9.24
23

9.38
22

9.52
21

9.66
20

9.80
19

9.95
18

10.10
17

10.25
16

10.40
15

10.58
14

10.72
13

10.88
12

11.04
11

11.21
10

11.38

9

11.55

8

11.72

7

11.90

6

12.08

5

12.28

4

12.44

3

12.63

2

12.82

1

13.01

4.26

(pF)

4.32

4.38

4.45

4.52

4.59

4.66

4.73

4.80

4.87

4.94

5.01

2