NJX1542
HIGH FREQUENCY VARACTOR DIODE
nGENERAL
DESCRIPTION
NJX1542 is a GaAs varactor diode with very low toal
capacitance. It is suited for VCO or detector up to SHF band.
It features low total capacitance and high capacitance ratio.
That adopts the SMD ceramic package.
nFEATURE
lHigh
Total Capacitance Ratio
lS~Ku
Band Tuning/
Irregularity
lVery
Small SMD Package
3.5 typ.
NJX1542
nABSOLUTE
MAXIMUM RATINGS
(T
a
=25擄C)
PARAMETER
Reverse Voltage
Forward Current
Operating Temperature
Storage Temperature
SYMBOL
V
R
I
F
T
OP
T
STG
RATINGS
40
10
-50~+125
-50~+150
UNITS
V
mA
擄C
擄C
nELECTRICAL
CHARACTERISTIC
(T
a
=25擄C)
PARAMETER
Forward Voltage
Reverse Current
Total Capacitance 0
Total Capacitance 10
Total Capacitance Ratio
SYMBOL
V
R
I
R
C
t0
C
t10
C
t0
/C
t10
CONDITIONS
I
R
=10uA
V
R
=20V
V
R
=0V, f=1MHz
V
R
=10V, f=1MHz
V
R
=0V, V
R
=10V ,f=1MHz
MIN
40
-
0.60
-
-
TYP
-
-
0.75
0.2
3.5
MAX
-
1.0
-
0.24
-
UNITS
V
uA
pF
pF
-
-1-