Semiconductor Group
1
Jan-09-1997
BBY 51
Silicon Tuning Diode
High Q hyperabrupt dual tuning diode
Designed for low tuning voltage operation
For VCO's in mobile communications equipment
Type
Marking Ordering Code
Pin Configuration
Package
BBY 51
S3
Q62702-B631
1 = A
2 = A
3 = C1/C2 SOT-23
Maximum Ratings
Parameter
Symbol
Values
Unit
Diode reverse voltage
V
R
7
V
Forward current
I
F
20
mA
Operating temperature range
T
op
- 55 ... + 150
C
Storage temperature
T
stg
- 55 ... + 150
Semiconductor Group
2
Jan-09-1997
BBY 51
Electrical Characteristics at
T
A
=25C, unless otherwise specified
Parameter
Symbol
Values
Unit
min.
typ.
max.
DC characteristics
Reverse current
V
R
= 6 V,
T
A
= 25 C
V
R
= 6 V,
T
A
= 65 C
I
R
-
-
-
-
200
10
nA
AC Characteristics
Diode capacitance
V
R
= 1 V,
f = 1 MHz
V
R
= 2 V,
f = 1 MHz
V
R
= 3 V,
f = 1 MHz
V
R
= 4 V,
f = 1 MHz
C
T
2.5
2.7
3.4
4.5
3.1
3.5
4.2
5.3
3.7
4.6
5.2
6.1
pF
Capacitance ratio
V
R
= 1 V,
V
R
= 4 V,
f = 1 MHz
C
T1
/
C
T4
1.55
1.75
2.2
-
Capacitance difference
V
R
= 1 V,
V
R
= 3 V,
f = 1 MHz
C
1V
-
C
3V
1.4
1.78
2.2
pF
Capacitance difference
V
R
= 3 V,
V
R
= 4 V,
f = 1 MHz
C
3V
-
C
4V
0.3
0.5
0.7
Series resistance
V
R
= 1 V,
f = 1 GHz
r
s
-
0.37
-
Case capacitance
f = 1 MHz
C
C
-
0.12
-
pF
Series inductance chip to ground
L
s
-
2
-
nH
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