Silicon Variable Capacitance Diode (For tuning of extended frequency band in VHF TV/ VTR tuners)
BB 619C Silicon Variable Capacitance Diode
• For tuning of extended frequency band in VHF TV/ VTR tuners
Type BB 619C
...
Description
BB 619C Silicon Variable Capacitance Diode
For tuning of extended frequency band in VHF TV/ VTR tuners
Type BB 619C
Marking Ordering Code yellow S Q62702-B683
Pin Configuration 1=C 2=A
Package SOD-123
Maximum Ratings Parameter Diode reverse voltage Peak reverse voltage (R ≥ 5kΩ) Forward current Operating temperature range Storage temperature Thermal Resistance Junction - ambient Symbol Values 30 35 20 - 55 ... + 125 - 55 ... + 150 mA °C Unit V
VR VRM IF Top Tstg
RthJA
≤ 450
K/W
Semiconductor Group
1
Jan-08-1997
BB 619C
Electrical Characteristics at TA=25°C, unless otherwise specified Parameter Symbol min. DC characteristics Reverse current Values typ. max. Unit
IR
10 200
nA
VR = 30 V, TA = 25 °C VR = 30 V, TA = 85 °C
AC characteristics Diode capacitance
CT
36 27 2.5 2.4 39 30.2 2.72 2.55 11.1 15.3 0.6 2.5 42 33.2 3.05 2.8
pF
VR = 1 V, f = 1 MHz VR = 2 V, f = 1 MHz VR = 25 V, f = 1 MHz VR = 28 V, f = 1 MHz
Capacitance ratio
CT2/CT25
9.5 -
-
VR = 2 V, VR = 25 V, f = 1 MHz
Capacitance ratio
CT1/CT28
13.5 ∆CT/CT 2.5 Ω nH %
VR = 1 V, VR = 28 V, f = 1 MHz
Capacitance matching
VR = 28 V, f = 1 MHz
Series resistance
rs Ls
VR = 5 V, f = 470 MHz
Series inductance
Semiconductor Group
2
Jan-08-1997
BB 619C
Diode capacitance CT = f (VR) f = 1MHz
Temperature coefficient of the diode capacitance TCc = f (VR) f = 1MHz
10 -1 1/°C
40
pF
CT
30
TCc
10 -2
25 10 -3
20
15 10 -4
10
5 0 0 5 10 15 20 V 30 10 -5 0 10
10
1
V
VR
VR
Reverse current IR = ...
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