2N4392 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 2N4392 Benefits: ABSOLUTE MAXIMUM RATINGS1 @ 25°C (unless otherwise noted) Low Error Voltage Maximum Temperatures High-Speed Analog Circuit Performance Storage Temperature ‐65°C to +200°C Negligible “Off-Error,” Excellent Accuracy Good Frequency Response, Low Glitches Operating Junction Temperature ‐55°C to +200°C Eliminates Additional Buffering Maximum Power Dissipation Continuous Power Dissipation 1800mW 2N4392 Applications: MAXIMUM CURRENT Analog Switches Gate Current (Note 1) IG = 50mA Choppers, Sample-and-Hold MAXIMUM VOLTAGES Normally “On” Switches, Current Limiters Gate to Drain Voltage / Gate to Source Voltage ‐40V 2N4392 ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) SYMBOL CHARACTERISTIC MIN TYP. MAX UNITS CONDITIONS BVGSS Gate to Source Breakdown Voltage ‐40 ‐‐ ‐‐ IG = ‐1µA, VDS = 0V V VGS(off) Gate to Source Cutoff Voltage ‐2 ‐‐ ‐5 VDS = 20V, ID = 1nA 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 ‐‐ 75 mA VDS = 20V, VGS = 0V IGSS Gate Reverse Current ‐‐ ‐5 ‐100 VGS = ‐20V, VDS = 0V IG Gate Operating Current ‐‐ ‐5 ‐‐ VDG = 15V, ID = 10mA pA ‐‐ 5 ‐‐ VDS = 20V, VGS = ‐5V Drain Cutoff Current ID(off) ‐‐ 5 100 VDS = 20V, VGS = ‐7V ‐‐ 5 ‐‐ VDS = 20V, VGS = ‐12V rDS(on) Drain to Source On Resistance ‐‐ ‐‐ 60 Ω VGS = 0V, ID = 1mA 2N4392 DYNAMIC ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) SYMBOL CHARACTERISTIC TYP MIN MAX UNITS CONDITIONS The 2N4392 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) Ciss Crss Crss Crss en SYMBOL td(on) tr td(off) tf Equivalent Input Noise Voltage CHARACTERISTIC Turn On Time Turn Off Time
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Forward Transconductance Output Conductance Input Capacitance Reverse Transfer Capacitance 6 ‐‐ ‐‐ mS µS Ω pF 25 ‐‐ 12 3.3 3.2 2.8 3 TYP 2 2 6 13 ‐‐ ‐‐ ‐‐ ‐‐ ‐‐ ‐‐ MIN ‐‐ ‐‐ ‐‐ ‐‐ ‐‐ Drain to Source On Resistance ‐‐ 60 14 ‐‐ 3.5 ‐‐ ‐‐ MAX 15 5 35 20 nV/√Hz UNITS ns CONDITIONS
VDS = 20V, ID = 1mA, f = 1kHz VDS = 20V, ID = 1mA, f = 1kHz VGS = 0V, ID = 0A, f = 1kHz
VDS = 20V, VGS = 0V, f = 1MHz VDS = 0V, VGS = ‐5V, f = 1MHz VDS = 0V, VGS = ‐7V, f = 1MHz VDS = 0V, VGS = ‐12V, f = 1MHz VDS = 10V, ID = 10mA, f = 1kHz
2N4392 SWITCHING ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) VDD = 10V, VGS(H) = 0V
Notes: 1. Absolute ratings are limiting values above which serviceability may be impaired 2. Pulse test: PW ≤ 300µs, Duty Cycle ≤ 3% 2N4392 SWITCHING CIRCUIT PARAMETERS SWITCHING CIRCUIT TO-18 (Bottom View) RL 1600Ω ID(on) 6mA Available Packages: 2N4392 in TO-18 2N4392 in bare die. Contact Micross for full package and die dimensions VGS(L) ‐7V Micross Components Europe
Tel: +44 1603 788967 Email: chipcomponents@micross.com Web: http://www.micross.com/distribution
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