Nov-07-2002
1
BB535 /BB555...
Silicon Tuning Diode
For UHF-TV-tuners
High capacitance ratio
Low series inductance
Low series resistance
Excellent uniformity and matching due to
"in-line" matching assembly procedure
BB535
BB555/-02V
1
2
Type
Package
Configuration
L
S
(nH) Marking
BB535
BB555
BB555-02V
SOD323
SCD80
SC79
single
single
single
1.8
0.6
0.6
white S
BB
B
Maximum Ratings at T
A
= 25C, unless otherwise specified
Parameter
Symbol
Value
Unit
Diode reverse voltage
V
R
30
V
Peak reverse voltage
R
5k
V
RM
35
Forward current
I
F
20
mA
Operating temperature range
T
op
-55 ... 150
C
Storage temperature
T
stg
-55 ... 150
Nov-07-2002
2
BB535 /BB555...
Electrical Characteristics at T
A
= 25C, unless otherwise specified
Parameter
Symbol
Values
Unit
min.
typ.
max.
DC Characteristics
Reverse current
V
R
= 30 V
V
R
= 30 V, T
A
= 85 C
I
R
-
-
-
-
10
200
nA
Electrical Characteristics
Parameter
Symbol
Values
Unit
min.
typ.
max.
AC Characteristics
Diode capacitance
V
R
= 1 V, f = 1 MHz
V
R
= 2 V, f = 1 MHz
V
R
= 25 V, f = 1 MHz
V
R
= 28 V, f = 1 MHz
C
T
17.5
14.01
2.05
1.9
18.7
15
2.24
2.1
20
16.1
2.4
2.3
pF
Capacitance ratio
V
R
= 1 V, V
R
= 28 V, f = 1 MHz
C
T1
/C
T28
8.2
8.9
9.8
-
Capacitance ratio
V
R
= 2 V, V
R
= 25 V, f = 1 MHz
C
T2
/C
T25
6
6.7
7.5
Capacitance matching
1)
V
R
= 1V to 28V, f = 1 MHz, 7 diodes sequence,
BB535
V
R
= 1V to 28V, f = 1 MHz, 4 diodes sequence,
BB555/-02V
V
R
= 1V to 28V, f = 1 MHz, 7 diodes sequence,
BB555/-02V
C
T
/C
T
-
-
-
-
0.15
0.25
2.5
1
2
%
Series resistance
V
R
= 3 V, f = 470 MHz
r
S
-
0.58
0.75
1
For details please refer to Application Note 047