Document
BB 659C
Silicon Variable Capacitance Diode • For VHF-TV-tuners • High capacitance ratio • Low series inductance • Low series resistance • Extremely small plastic SMD package • Excellent uniformity and matching due to "in-line" matching assembly procedure
2
1
VES05991
Type BB 659C BB 659C
Marking Ordering Code H H Q62702-B0884 inline matched Q62702-B0880 unmatched
Pin Configuration Package 1=C 2=A SCD-80
Maximum Ratings Parameter Diode reverse voltage Peak reverse voltage (R ≥ 5kΩ) Forward current Operating temperature range Storage temperature Symbol Value 30 35 20 - 55 ...+150 - 55 ...+150 mA °C Unit V
VR VRM IF T op T stg
Semiconductor Group Semiconductor Group
11
Jul-24-1998 1998-11-01
BB 659C
Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter Symbol Values min. DC characteristics Reverse current typ. max. 10 200
Unit
IR IR
-
nA
VR = 30 V
Reverse current
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 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/C T25
9.5
-
VR = 2 V, VR = 25 V, f = 1 MHz
Capacitance ratio
CT1/C T28 13.5
∆CT/C T -
VR = 1 V, VR = 28 V, f = 1 MHz
Capacitance matching 1) % 0.3 0.5 0.6 0.6 1 2 0.7 Ω nH
VR = 1V to 28V , f = 1 MHz, 4 diodes sequence VR = 1V to 28V , f = 1 MHz, 7 diodes sequence
Series resistance
rs Ls
-
VR = 1 V, f = 1 GHz
Series inductance
1) In-line matching. For details please refer to Application Note 047
Semiconductor Group Semiconductor Group
22
Jul-24-1998 1998-11-01
BB 659C
Diode capacitance CT = f (V R) f = 1MHz
Temperature coefficient of the diode capacitance TCc = f (VR)
10 -3
40
pF
1/°C
CT
30
T Cc
25 10 -4
20
15
10
5 10 -5 0 10
0 0
5
10
15
20
V
30
10
1
V
10
2
VR
VR
Reverse current I R = f (VR) T A = Parameter
10 3
85°C pA
Reverse current IR = f (TA)
VR = 28V
10 3
pA
IR
10 2
25°C
IR
10 2
10 1
10 1 10 0
10 -1 0 10
10
1
V
10
2
10 0 -30
-10
10
30
50
70
°C
100
VR
TA
Semiconductor Group Semiconductor Group
33
Jul-24-1998 1998-11-01
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