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BB439 Scheda tecnica(PDF) 2 Page - Siemens Semiconductor Group

Il numero della parte BB439
Spiegazioni elettronici  Silicon Variable Capacitance Diode (For VHF tuned circuit applications High figure of merit)
PDF  2 Pages
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Produttore elettronici  SIEMENS [Siemens Semiconductor Group]
Homepage  http://www.siemens.com/
Logo SIEMENS - Siemens Semiconductor Group

BB439 Scheda tecnica(HTML) 2 Page - Siemens Semiconductor Group

  BB439 Datasheet HTML 1Page - Siemens Semiconductor Group BB439 Datasheet HTML 2Page - Siemens Semiconductor Group  
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Semiconductor Group
2
BB 439
Electrical Characteristics
at TA = 25 ˚C, unless otherwise specified.
Parameter
Symbol
min.
typ.
Unit
Values
max.
Reverse current
VR = 28 V
VR = 28 V, TA = 60 ˚C
IR
nA
–
–
–
–
20
200
Diode capacitance, f = 1 MHz
VR = 3 V
VR = 25 V
CT
pF
26
4.3
–
–
32
6
Capacitance matching
VR = 3 V … 25 V, f = 1 MHz
∆CT / CT
––3
Figure of merit
f = 50 MHz, VR = 3 V
f = 200 MHz, VR = 25 V
Q
–
–
–
280
600
–
–
Capacitance ratio, f = 1 MHz
VR = 3 V, 25 V
CT3 / CT25
–
5
–
6.5
%
Series resistance
f= 100 MHz, CT = 12 pF
rs
–
0.35
0.5
Ω
Diode capacitance CT = f (VR)
f= 1 MHz



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