LESHAN RADIO COMPANY, LTD.
Variable Capacitance Diode
for VHF Tuner
HVU300B
FEATURES
• Low matching error. (
∆
C/C =2.0%max)
• High capacitance ratio. (n =17.0min)
• Low series resistance. (r
s
=1.1Ωmax)
• Ultra small Resin Package (URP) is suitable for surface
mount design.
SOD– 323
1
2
1
CATHODE
2
ANODE
DEVICEMARKING
HVU300B = A1
ABSOLUTE MAXIMUM RATINGS
(T
A
= 25°C)
Item
Peak reverse voltage
Reverse voltage
Junction temperature
Note
Storage temperature
1.R
L
=10kΩ
Symbol
V
Rm
*
1
V
R
T
j
T
stg
Value
35
34
125
– 55 to +125
Unit
V
V
°C
°C
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C)
Item
Reverse current
Capacitance
Capacitance ratio
Symbol
I
R1
I
R2
C
2
C
25
n
Min
–
–
47.0
2.65
17.0
Typ
–
–
–
–
–
Max
10
100
53.0
3.0
–
Unit
nA
pF
–
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
Series resistance
r
s
–
–
1.1
Ω
V
R
= 5V, f = 470 MHz
1
Matching error
∆C/C*
–
–
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
max
-C
min
)
∆C/C=
x 100 (%)
C
min
HVU300B–1/2
LRC [ LESHAN RADIO COMPANY ]
