V ariable Capacitance Diode
for VHF T uner
LESHAN RADIO COMPANY, LTD.
HVC306A
FEATURES
• High capacitance ratio (n=11.0min).
• Low series resistance and good C-V linearity.
• Ultra small Flat Package (UFP) is suitable for surface mount
design
1
CA THODE
DEVICE MARKING
HVC306A = 3
ABSOLUTE MAXIMUM RA TINGS (T
= 25°C)
A
Item Symbol Value Unit
Reversevoltage V
Junction temperature T
Storage temperature T
ELECTRICAL CHARACTERISTICS (T
= 25°C)
A
Item Symbol Min T yp Max Unit Test Condition
Reverse current I
Capacitance C
R1
I
R2
2
C
25
Capacitance ratio n 11.0 – – – C
Series resistance r
Matching error ∆C/C*
s
1
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-Cmin
C
min
)
x 100 (%)
2
ANODE
R
j
stg
32 V
125 °C
– 55 to +125 °C
–– 10nAV
– – 100 VR = 30V, TA = 60°C
29.3 – 34.2 pF VR = 2V, f = 1 MHz
2.57 – 2.92 VR = 25V, f = 1 MHz
– – 0.75 Ω VR = 5V, f = 470 MHz
– – 2.0 % VR = 2 to 25V, f = 1 MHz
2
= 30V
R
/ C
2
SOD– 523
25
1
HVC306A–1/2
LESHAN RADIO COMPANY, LTD.
HVC306A
, REVERSE CURRENT (A)
R
I
Reverse voltage VR (V)
Fig.1 Reverse current Vs. Reverse voltage
, SERISE RESIST ANCE (Ω)
S
r
C , CAPACITANCE (pF)
)
R
=∆(LogC / ∆(LogV
F
L
Reverse voltage VR (V)
Fig.2 Capacitance Vs. Reverse voltage
Reverse voltage VR (V)
Fig.3 Series resistance Vs. Reverse voltage
Reverse voltage VR (V)
Fig.4 Linearity factor Vs. Reverse voltage
HVC306A–2/2