1996 May 03

2

Philips Semiconductors

Product specification

VHF variable capacitance diode

BB809

FEATURES

• High linearity

• Matched to 3%

• Hermetically sealed leaded glass

SOD68 (DO-34) package

• C28: 4.7 pF; ratio: 9

• Low series resistance.

APPLICATIONS

• Electronic tuning in VHF television

tuners, band A up to 160 MHz

• VCO.

DESCRIPTION

The BB809 is a variable capacitance

diode, fabricated in planar

technology, and encapsulated in the

hermetically sealed leaded glass

SOD68 (DO-34) package.

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

+100

°C

Fig.1 Simplified outline (SOD68; DO-34) and symbol.

handbook, halfpage

MAM159

k

a

Cathode side indicated by a yellow band on a black body.

ELECTRICAL CHARACTERISTICS

Note

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

reverse current

−−

10

nA

−−

200

nA

diode series resistance

f = 200 MHz; note 1

−−

0.6

Ω

diode capacitance

39

−

46

pF

4

−

5pF

capacitance ratio

f = 1 MHz

8

−

10

capacitance matching

−−

3%

C

d1V

()

C

d28V

()

--------------------

C

d

∆

C

d

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