Micross LS4392 SOT-23 Single n-channel jfet switch Datasheet

LS4392
Single N-Channel JFET switch
Linear Systems replaces discontinued Siliconix 2N4392
FEATURES
DIRECT REPLACEMENT FOR SILICONIX 2N4392
LOW ON RESISTANCE
rDS(on) ≤ 60Ω
LOW GATE OPERATING CURRENT
ID(off) = 5pA
FAST SWITCHING
t(ON) ≤= 15ns
LS4392 Benefits:
ABSOLUTE MAXIMUM RATINGS1 @ 25°C (unless otherwise noted)
ƒ
Low Error Voltage
Maximum Temperatures
ƒ
High-Speed Analog Circuit Performance
Storage Temperature
‐65°C to +200°C
ƒ
Negligible “Off-Error,” Excellent Accuracy
ƒ
Good Frequency Response, Low Glitches
Operating Junction Temperature
‐55°C to +200°C
ƒ
Eliminates Additional Buffering
Maximum Power Dissipation
Continuous Power Dissipation
350mW
LS4392 Applications:
MAXIMUM CURRENT
ƒ
Analog Switches
Gate Current (Note 1)
IG = 50mA
ƒ
Choppers, Sample-and-Hold
MAXIMUM
VOLTAGES
ƒ
Normally “On” Switches, Current Limiters
Gate to Drain Voltage / Gate to Source Voltage
‐35V
LS4392 ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
SYMBOL
CHARACTERISTIC
MIN
TYP.
MAX
UNITS
CONDITIONS
BVGSS
Gate to Source Breakdown Voltage
‐35
‐‐
‐‐
IG = ‐1µA, VDS = 0V
V
VGS(off)
Gate to Source Cutoff Voltage
‐2
‐‐
‐5
VDS = 15V, ID = 10nA
VGS(F)
Gate to Source Forward Voltage
‐‐
0.7
1
IG = 1mA, VDS = 0V
VDS(on)
Drain to Source On Voltage
‐‐
0.25
‐‐
VGS = 0V, ID = 3mA
VDS(on)
Drain to Source On Voltage
‐‐
0.3
0.4
VGS = 0V, ID = 6mA
VDS(on)
Drain to Source On Voltage
‐‐
0.35
‐‐
VGS = 0V, ID = 12mA
IDSS
Drain to Source Saturation Current2
25
‐‐
‐‐
mA
VDS = 20V, VGS = 0V
IGSS
Gate Reverse Current
‐‐
‐5
‐100
VGS = ‐20V, VDS = 0V
pA
IG
Gate Operating Current
‐‐
‐5
‐‐
VDG = 15V, ID = 10mA
ID(off)
Drain Cutoff Current
‐‐
5
100
VDS = 10V, VGS = ‐10V
rDS(on)
Drain to Source On Resistance
‐‐
‐‐
60
Ω
VGS = 0V, ID = 1mA
LS4392 DYNAMIC ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
SYMBOL
CHARACTERISTIC
TYP
MIN
MAX
UNITS
CONDITIONS
The LS4392 features many of the superior
characteristics of JFETs which make it a good choice
for demanding analog switching applications and for
specialized amplifier circuits.
gfs
gos
rds(on)
Click To Buy
Forward Transconductance
6
mS
VDS = 20V, ID = 1mA, f = 1kHz
Output Conductance
25
‐‐
‐‐
µS
VDS = 20V, ID = 1mA, f = 1kHz
‐‐
‐‐
60
Ω
VGS = 0V, ID = 0A, f = 1kHz
Input Capacitance
13
‐‐
‐‐
3.6
‐‐
‐‐
Reverse Transfer Capacitance
3.5
‐‐
‐‐
3.1
‐‐
‐‐
3
‐‐
‐‐
Crss
Crss
en
‐‐
Drain to Source On Resistance
Ciss
Crss
‐‐
Equivalent Input Noise Voltage
VDS = 20V, VGS = 0V, f = 1MHz
pF
VDS = 0V, VGS = ‐5V, f = 1MHz
VDS = 0V, VGS = ‐7V, f = 1MHz
VDS = 0V, VGS = ‐12V, f = 1MHz
nV/√Hz
VDS = 10V, ID = 10mA, f = 1kHz
UNITS
CONDITIONS
ns
VDD = 10V, VGS(H) = 0V
LS4392 SWITCHING ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)
SYMBOL
CHARACTERISTIC
TYP
2
‐‐
‐‐
Turn On Time
2
‐‐
‐‐
6
‐‐
‐‐
13
‐‐
‐‐
td(on)
tr
td(off)
Turn Off Time
tf
MIN
MAX
Notes: 1. Absolute ratings are limiting values above which serviceability may be impaired
2. Pulse test: PW ≤ 300µs, Duty Cycle ≤ 3%
LS4392 SWITCHING CIRCUIT PARAMETERS
VGS(L)
‐7V
RL
1600Ω
6mA
ID(on)
SOT-23 (Top View)
SWITCHING CIRCUIT
Micross Components Europe
Available Packages:
LS4392 in SOT-23
LS4392 in bare die.
Tel: +44 1603 788967
Email: [email protected]
Web: http://www.micross.com/distribution
Contact Micross for full package and die dimensions
Information furnished by Linear Integrated Systems and Micross Components is believed to be accurate and reliable. However, no responsibility is assumed for its use; nor for any infringement of patents or
other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Linear Integrated Systems.
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