Sony 1T368 Datasheet

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E92326A82-TE

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any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

Absolute Maximum Ratings (Ta=25 °C)

• Reverse voltage VR 30 V

• Operating temperature Topr –20 to +75 °C

• Storage temperature Tstg –65 to +150 °C

Description

The 1T368 is a variable capacitance diode
contained in super miniature package, designed for
wide band CATV.

Features

• Super miniature package

• Small series resistance rs=0.75 Ω (Max.)

• High capacitance ratio C2/C25=11.5 (Typ.)

• Capacitance deviation in a matching group

2.0 % (Max.)

Applications

Electronic tuning of wide band CATV

Structure

Silicon epitaxial planar type diode

Variable Capacitance Diode

M-235

1T368

Electrical Characteristics (Ta=25 °C)

Item

Reverse current
Diode capacitance
Capacitance ratio

Series resistance
Capacitance deviation in a
matching group

Symbol

IR

C2

C25

C2/C25

rs

∆C

Conditions
VR=28 V
VR=2 V, f=1 MHz
VR=25 V, f=1 MHz

CD=14 pF, f=470 MHz
VR=2 to 25 V

Min. Typ. Max. Unit

10 nA

29.40 34.30 pF

2.53 2.93 pF

11.0 11.5

0.75 Ω

2.0 %

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1T368

Example of Representative Characteristics

Reverse voltage vs. Ambient temperature

VR-Reverse voltage (V)

Ta-Ambient temperature (°C)

45

44

43

42

41

40

39

38

37

–20 0 20 40 60 80

I

R=10µA

Diode capacitance vs. Ambient temperature

C (Ta)/C (25°C) Diode capacitance

Ta-Ambient temperature (°C)

1.03

1.02

1.01

1.00

0.99

0.98
–20 0 20 40 60 80

Diode capacitance vs. Reverse voltage

C-Diode capacitance (pF)

VR-Reverse voltage (V)

100

10

20

30

40

50

2

3

4

5

1

1 2 3 4 5 10 20 30 40 50

Ta=25°C
f=1MHz

VR=2V

VR=7V
V

R=15V

V

R=25V

Temperature coefficient of the diode capacitance

Temperature coefficient (ppm/°C)

VR-Reverse voltage (V)

200

300

400

500

100

50

1 2 3 4 5 10 20 30 40

f=1MHzf=1MHz