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© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

Product data sheet

Rev. 04 — 3 November 2004

2 of 7

Philips Semiconductors

BB187

VHF variable capacitance diode

4.

Marking

5.

Limiting values

6.

Characteristics

Table 3:

Marking

Type number

Marking code

BB187

X

Table 4:

Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol

Parameter

Conditions

Min

Max

Unit

reverse voltage

-

32

V

peak reverse voltage

in series with a

10 k

Ω resistor

-35

V

forward current

-

20

mA

storage temperature

−55

+150

°C

junction temperature

−55

+125

°C

Table 5:

Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

reverse current

see Figure 2

--

--10

nA

-

-

200

nA

diode series

resistance

-

-

0.75

Ω

diode

capacitance

f = 1 MHz; see Figure 1

and Figure 3

29.3

-

34.2

pF

2.57

2.75

2.92

pF

capacitance ratio f = 1 MHz

11

-

-

capacitance

matching

sequence of 10 diodes

(gliding)

--2

%

C

d2V

()

C

d25V

()

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

C

d

∆

C

d

----------