NJX1560/61
- 1 -
VARACTOR DIODE
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GENERAL DESCRIPTION
NJX1560/1561 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.
It is adopted a very small surface-mount plastic package.
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FEATURE
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High Total Capacitance Ratio 3.3 (NJX1560) / 3.2(NJX1561)
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Very Small SMD Package (VSDP / SDP)
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ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER SYMBOL RATINGS UNITS
Reverse Voltage VR25 V
Forward Current IF10 mA
Operating Temperature TOP-40~+85 °C
Storage Temperature TSTG -55~+125 °C
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ELECTRICAL CHARACTERISTIC (Ta=25°C)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Forward Voltage VFIF=10mA -0.8 0.95 V
Reverse Voltage VRIR=10uA 25 - - V
Reverse Current IRVR=20V - - 1.0 uA
Total Capacitance 1
NJX1560
NJX1561
Ct1 VR=0V, f=1MHz 0.59
0.61 0.66
0.70 -
-
pF
Total Capacitance 2
NJX1560
NJX1561
Ct2 VR=10V, f=1MHz -
-0.20
0.22 0.30
0.32
pF
Total Capacitance Ratio
NJX1560
NJX1561
Ct1 / Ct2 Ct1 / Ct2 -
-3.3
3.2 -
-
-
NJX1560 NJX1561
NJX1560/61
- 2 -
10-12
10-11
10-10
10-9
10-8
0 5 10 15 20 25 30
Reverse Current vs. Reverse Voltage
Reverse Current(A)
Reverse Voltage(V)
0.1
1
0.1 110
Total Capacitance vs. Reverse Voltage
Total Capacitance(pF)
Reverse Voltage(V)
f=1MHz
0.0 0.2 0.4 0.6 0.8 1.0
10-10
10-8
10-6
10-4
10-2
Forward Current vs Forward Voltage
Forward Voltage (V)
Forward Current (A)
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TYPICAL CHARACTERISTICS
- 3 -
NJX1560/61
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PACKAGE OUTLINE
1) NJX1560 (VSDP)
2) NJX1561 (SDP)
0.6±0.10
0.3±0.05
0.8±0.10
1.2±0.10
1.6±0.10
CATHODE
ANODE
0.3±0.15
1.25±0.15
1.7
±0.15
2.5
±0.15
0.9±0.15
0±0.05
CATHODE
ANODE
UNIT: mm
UNIT: mm
Cautions on using this product
This product contains Gallium-Arsenide (GaAs) which is a harmful material.
• Do NOT eat or put into mouth.
• Do NOT dispose in fire or break up this product.
• Do NOT chemically make gas or powder with this product.
• To waste this product, please obey the relating law of your country.
This product may be damaged with electric static discharge (ESD) or spike voltage. Please handle
with care to avoid these damages.
[CAUTION]
The specifications on this databook are only
given for information , without any guarantee
as regards either mistakes or omissions. The
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right including
the industrial rights.
