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BB837 Datasheet, PDF (3/3 Pages) Siemens Semiconductor Group – Silicon Tuning Diode (Extented frequency range up to 2.8 GHz special design for use in TV-sat indoor units)
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BB837 /BB857...
Diode capacitance CT = (VR)
f = 1MHz
Normalized diode capacitance
C(TA)/C(25°C)= (TA); f = 1MHz
10
pF
8
7
6
5
4
3
2
1
010 0
1.035
-
1V
1.025
2V
1.02
25V
1.015
28V
1.01
1.005
1
0.995
0.99
0.985
0.98
10 1
V
10 2
0.975-30
-10
10
30
50
70 °C 100
VR
TA
Reverse current IR =  (TA)
VR = 28V
10 3
pA
10 2
Reverse current IR = (VR)
TA = Parameter
10 3
pA
10 2
80°C
60°C
28°C
10 1
10 1
10 0
10 0
-30 -10
10
30
50
70 °C 100
TA
10
-1
10
0
3
10 1
V
10 2
VR
Nov-07-2002