Calogic LLC 2N4341, 2N4340, 2N4339, 2N4338 Datasheet
N-Channel JFET
Low Noise Amplifier
2N4338 – 2N4341
CORPORATION
FEATURES
Excepti onal ly Hi gh Fi gur e of Merit
••
Radiation Immunity
••
Extremely Low Noise and Capacitan ce
••
High Input Impedance
••
ABSOLUTE MAXIMUM RATINGS
= 25oC unless otherwise noted)
(T
A
Gate-Source or Gate-Dr ain Voltage . . . . . . . . . . . . . . . . -50V
Gate Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA
Storage Tem per at ure Ra nge. . . . . . . . . . . . . -65
Operating Temperatur e Ra nge . . . . . . . . . . . -55
APPLICATIONS
Low-level Choppers
••
Data Switches
••
Multipl exers an d Low No is e Ampl ifier s
••
PIN CONFIGU R ATION
Lead Temperature (Soldering, 10se c). . . . . . . . . . . . . +300
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300mW
Derate above 25
NOTE: Stresses above those listed under "Absolute Maxi mum
Ratings" may cause permanent damage to the device. These are
stress ratings only and functional operation of the device at these or
any other conditions above those indicated in the operational sections
of the specifications is not implied. Exposure to absolute maximum
rating conditions for extended periods may affect device reliability.
o
C . . . . . . . . . . . . . . . . . . . . . . . 2.0mW/oC
ORDERING INFORMATION
TO-18
Part Package Temperature Range
2N4338-41 Hermetic TO-1 8 -55
X2N4338-41 Sorted Chips in Carriers -55
5010
G,C
D
S
ELECTRICAL CHARACTERISTIC S (TA = 25oC unless otherwise sp ecif ied)
SYMBOL PARAMETER
I
GSS
BV
V
GS(off)
I
D(off)
I
DSS
g
fs
g
os
r
DS(on)
C
iss
C
rss
NFNoise Figure (Note 1) 1111dB
NOTES: 1. For design reference only, not 100% tested.
Gate Reverse Current
Gate-Source Breakdown Voltage -50 -50 -50 -50
GSS
Gate-Source Cutoff Voltage -0.3 -1 -0.6 -1.8 -1 -3 -2 -6 VDS = 15V, ID = 0.1µA
Drain Cutoff Current
Saturation Drain Current (Note 2) 0.2 0.6 0.5 1.5 1.2 3.6 3 9 mA VDS = 15V, VGS = 0
Common-Source Forward
Transconductance (Note 2)
Common-Source Output Conductance 5 15 30 60
Drain-Source ON Resistance 2500 1700 1500 800 ohm VDS = 0, IDS = 0
Common-Source Input Capacitance 7777
Common-Source Reverse Transfer
Capacitance
2. Pulse test duration 2ms (non-JEDEC Condition).
= 150oC -0.1 -0.1 -0.1 -0.1 µA
T
A
2N4338 2N4339 2N4340 2N4341
MIN MAX MIN MAX MIN MAX MIN MAX
-0.1 -0.1 -0.1 -0.1 nA
0.05
(-5)
600 1800 800 2400 1300 3000 2000 4000
3333
0.05
(-5)
0.05
(-5)
0.07
(-10)nA(V)
UNITS TEST CONDITIONS
VGS = -30V, VDS = 0
IG = -1µA, VDS = 0
V
V
DS
VGS = ( )
V
DS
µS
V
GS
V
DS
pF
VGS = 0 (Note 1)
V
DS
VGS = 0
R
gen
BW = 200Hz
= 15V,
= 15V,
= 0
= 15V,
= 15V,
= 1meg,
o
C to +200oC
o
C to +175oC
o
C to +175oC
o
C to +175oC
f = 1kHz
f = 1MHz
f = 1kHz
o
C
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