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BB689 Datasheet, PDF (2/2 Pages) Siemens Semiconductor Group – Silicon Tuning Diode (For VHF 2-Band-hyperband-TV-tuners Very high capacitance ratio Low series inductance Low series resistance)
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Product specification
BB669/BB689...
Electrical Characteristics at TA = 25°C, unless otherwise specified
Parameter
Symbol
Values
Unit
min. typ. max.
DC Characteristics
Reverse current
VR = 30 V
VR = 30 V, TA = 85 °C
IR
nA
-
-
10
-
- 200
Electrical Characteristics at TA = 25°C, unless otherwise specified
Parameter
Symbol
Values
Unit
min. typ. max.
AC Characteristics
Diode capacitance
VR = 1 V, f = 1 MHz
VR = 2 V, f = 1 MHz
VR = 25 V, f = 1 MHz
VR = 28 V, f = 1 MHz
CT
pF
51 56.5 61.5
39.6 43.4 47.2
2.6 2.8
3
2.5 2.7 2.9
Capacitance ratio
VR = 1 V, VR = 28 V, f = 1 MHz
Capacitance ratio
VR = 2 V, VR = 25 V, f = 1 MHz
Capacitance matching1)
VR = 1 V, VR = 28 V, f = 1 MHz
Series resistance
VR = 8 V, f = 470 MHz
CT1/CT28 18 20.9 23.2 -
CT2/CT25 14.5 15.5 17
CT/CT
-
-
2%
rS
- 0.85 - 
1For details please refer to Application Note 047
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