LSK189_15 Datasheet, PDF (1/5 Pages) Linear Integrated Systems – LOW NOISE, LOW CAPACITANCE SINGLE N-CHANNEL JFET

FEATURES
ULTRA LOW NOISE
LOW INPUT CAPACITANCE
ABSOLUTE MAXIMUM RATINGS¹
@ 25 °C (unless otherwise stated)
Maximum Temperatures
Storage Temperature
Junction Operating Temperature
Maximum Power Dissipation
Continuous Power Dissipation TA=25°C
Maximum Currents
Gate Forward Current
Maximum Voltages
Gate to Source
Gate to Drain
en = 1.8nV/√Hz
CISS = 4pF
-55 to +150°C
-55 to +150°C
300mW⁴
IG(F) = 10mA
VGSO = 60V
VGDO = 60V
LSK189
LOW NOISE, LOW CAPACITANCE
SINGLE N-CHANNEL JFET
TO 92
TOP VIEW
SOT-23
TOP VIEW
* For equivalent monolithic dual, see LSK489
SYMBOL
BVGSS
VGS(OFF)
VGS
IDSS2
IG
IG
IGSS
Gfs
GOS
GOS
NF
en
en
CISS
CRSS
CHARACTERISTIC
Gate to Source Breakdown Voltage
Gate to Source Pinch-off Voltage
Gate to Source Operating Voltage
Drain to Source Saturation Current
Gate Operating Current
Gate to Source Leakage Current
Full Conductance Transconductance
Full Output Conductance
Output Conductance
Noise Figure
MIN
-60
-1.5
-0.5
2.5
1500
1000
TYP
5
-2
-0.8
1500
1.8
MAX
-3.5
-3.5
15
-25
-10
-100
40
2.7
UNITS
V
V
V
mA
pA
nA
pA
µS
µS
µS
µS
0.5 dB
CONDITIONS
VDS = 0, ID = -1nA
VDS = 15V, ID = 1nA
VDS = 15V, ID = 500µA
VDS = 15V, VGS = 0
VDG = 15V, ID = 200µA
TA=125°C
VGS = -15V
VDS = 15V, VGS = 0, f = 1kHz
VDS = 15V, ID = 500µA
VDS = 15V, VGS = 0
VDS = 15V, ID = 200µA
VDS = 15V, VGS = 0, RG = 10MΩ,
f = 100Hz, NBW = 6Hz
Noise Voltage
1.8
2.0
nV/√Hz
VDS = 15V, ID = 2mA, f = 1kHz,
NBW = 1Hz
Noise Voltage
Common Source Input Capacitance
Common Source Reverse Transfer Cap.
2.8
3.5
nV/√Hz
VDS = 15V, ID = 2mA, f = 10Hz,
NBW = 1Hz
4
8
pF
VDS = 15V, ID = 500µA, f = 1MHz
3
pF
Linear Integrated Systems
• 4042 Clipper Court • Fremont, CA 94538 • Tel: [phone] • Fax: [phone]
Doc 201150 04/02/2015 Rev#A19 ECN# LSK189