LESHAN RADIO COMPANY, LTD.
Variable Capacitance Diode
for Electronic Tuning
FEATURES
•
Low series resistance and good C-V linearity.
•
Suitable for compact ET tuner.
•
Ultra small Resin Package (URP) is suitable for surface
mount design.
1
HVU202A
2
SOD– 323
1
CATHODE
2
ANODE
DEVICEMARKING
HVU202A = Q
ABSOLUTE MAXIMUM RATINGS
(T
A
= 25°C)
Item
Reversevoltage
Junction temperature
Storage temperature
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C)
Item
Reverse current
Capacitance
Capacitance ratio
Series resistance
Symbol
I
R1
I
R2
C
2
C
25
n
r
s
Min
–
–
14.11
2.06
6.2
–
Typ
–
–
–
–
–
–
Max
10
100
16.47
2.35
–
0.57
Unit
nA
pF
–
Ω
Test Condition
V
R
= 32V
V
R
= 32V, T
A
= 60°C
V
R
= 2V, f = 1 MHz
V
R
= 25V, f = 1 MHz
C
2
/ C
25
V
R
= 5V, f = 470 MHz
Symbol
V
R
T
j
T
stg
Value
34
125
– 55 to +125
Unit
V
°C
°C
Matching error
∆C/C*
1
–
–
2.0
%
V
R
= 2 to 25V, f = 1 MHz
Note: *1. C.C system (Continuous Connected taping system) enable to make any 10 pcs of
∆C/C
continuous in a reel , expect extention to another group.
Calculate Matching Error,
∆C/C=
(C
max
-C
min
)
x 100 (%)
C
min
HVU202A–1/2
LESHAN RADIO COMPANY, LTD.
HVU202A
I
R
, REVERSE CURRENT (A)
Reverse voltage V
R
(V)
Fig.1 Reverse current Vs. Reverse voltage
C , CAPACITANCE (pF)
Reverse voltage V
R
(V)
Fig.2 Capacitance Vs. Reverse voltage
r
S
, SERISE RESISTANCE (Ω)
L
F
=∆(LogC /
∆(LogV
R
)
Reverse voltage V
R
(V)
Fig.3 Series resistance Vs. Reverse voltage
Reverse voltage V
R
(V)
Fig.4 Linearity factor Vs. Reverse voltage
HVU202A–2/2
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