Variable Capacitance Diode

Description

The

1T387

is

a

variable

capacitance

diode

designed for electronic tuning of BS and CS tuners

using a super miniature package (SMVC).

Features

• Super miniature package

• Low series resistance:

1.5

Ω Max. (f = 470MHz)

• Large capacitance ratio: 14.6 Typ.

• Small leakage current:

10nA Max.

• Capacitance deviation in a matching group: within 6%

Applications

Electronic tuning of BS and CS tuners

Structure

Silicon epitaxial planar type diode

Absolute Maximum Ratings (Ta = 25°C)

• Reverse voltage

30

V

• Peak reverse voltage

35

V

≥ 10kΩ)

• Operating temperature

Topr

–20 to +75

°C

• Storage temperature

Tstg

–65 to +150

°C

– 1 –

E00421-PS

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

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.

1T387

M-235

Electrical Characteristics

(Ta = 25°C)

Reverse voltage

Reverse current

Diode capacitance

Capacitance ratio

Series resistance

Capacitance deviation in a matching group

rs

∆C

30.0

7.84

0.54

12.2

14.6

1.30

10.0

9.44

0.64

1.50

6.0

V

nA

pF

pF

Ω

%

Unit

Max.

Typ.

Min.

Conditions

Symbol

Item