LESHAN RADIO COMPANY, LTD.

BB135–1/2

UHF Variable Capacitance

Diode

SOD– 323

1

2

BB135

P5

MARKING DIAGRAM

2

ANODE

1

CATHODE

FEATURES

· Excellent linearity

· Very small plastic SMD package.

· C28: 1.9 pF; ratio: 10

· Low series resistance.

APPLICATIONS

· Electronic tuning in UHF television

tuners.

· Radio upconversion concepts

· VCO.

DESCRIPTION

The BB135 is a variable capacitance

diode, fabricated in planar technology,

and encapsulated in the SOD323 very

small plastic SMD package.

The matched type, BB134 has the

same specification.

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

SYMBOL

PARAMETER

MIN.

MAX.

UNIT

continuous reverse voltage

–

30

V

continuous forward current

–

20

mA

storage temperature

–55

+150

°C

operating junction temperature

–55

+125

°C

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX. UNIT

reverse current

–

10

nA

–

200

nA

diode series resistance

f = 470 MHz; note 1

–

0.75

Ω

diode capacitance

17.5

21

pF

1.7

2.1

pF

capacitance ratio

f = 1 MHz

8.9

12

Note