LESHAN RADIO COMPANY, LTD.
HVC355B1/2
Variable Capacitance Diode
for VCO
FEATURES
High capacitance ratio. (n =2.20.min)
Low series resistance. (r
s
=0.6 max)
Good C-V linearity.
Ultra small Flat Package (UFP) is suitable for surface mount
design.
DEVICE MARKING
HVC355B = B1
ABSOLUTE MAXIMUM RATINGS (T
A
= 25C)
Item
Symbol
Value
Unit
Reversevoltage
V
R
15
V
Junction temperature
T
j
125
C
Storage temperature
T
stg
55 to +125
C
ELECTRICAL CHARACTERISTICS (T
A
= 25C)
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse current
I
R1
10
nA
V
R
= 15V
I
R2
100
V
R
= 15V, T
A
= 60C
Capacitance
C
1
6.40
7.20
pF
V
R
= 1V, f = 1 MHz
C
4
2.55
2.95
V
R
= 4V, f = 1 MHz
Capacitance ratio
n
2.20
C
1
/ C
4
Series resistance
r
s
0.6
V
R
= 1V, f = 470 MHz
2
ANODE
1
CATHODE
SOD 523
1
2
HVC355B
LESHAN RADIO COMPANY, LTD.
HVC355B2/2
HVC355B
Reverse voltage V
R
(V)
Fig.1 Reverse current Vs. Reverse voltage
Reverse voltage V
R
(V)
Fig.2 Capacitance Vs. Reverse voltage
I
R
, REVERSE CURRENT (A)
C , CAP
ACIT
ANCE (pF)
Reverse voltage V
R
(V)
Fig.3 Series resistance Vs. Reverse voltage
Reverse voltage V
R
(V)
Fig.4 Linearity factor Vs. Reverse voltage
L
F
=
(LogC /
(LogV
R
)
r
S
, SERISE RESIST
ANCE (
)
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