PN4392
Single N-Channel JFET switch
Linear Systems replaces discontinued Siliconix PN4392
FEATURES DIRECT REPLACEMENT FOR SILICONIX PN4392 LOW ON RESISTANCE rDS(on) ≤ 60Ω LOW GATE OPERATING CURRENT ID(off) = 5pA FAST SWITCHING t(ON) ≤= 15ns PN4392 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 PN4392 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 ‐40V PN4392 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 ‐‐ 100 mA VDS = 20V, VGS = 0V IGSS Gate Reverse Current ‐‐ ‐5 ‐1000 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 1000 VDS = 20V, VGS = ‐7V ‐‐ 5 ‐‐ VDS = 20V, VGS = ‐12V rDS(on) Drain to Source On Resistance ‐‐ ‐‐ 60 Ω VGS = 0V, ID = 1mA PN4392 DYNAMIC ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) SYMBOL CHARACTERISTIC TYP MIN MAX UNITS CONDITIONS The PN4392 features many of the superior
characteristics of JFETs which make it a good choice
for demanding analog switching applications and for
specialized amplifier circuits.
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Forward Transconductance 6 ‐‐ ‐‐ mS VDS = 20V, ID = 1mA, f = 1kHz Output Conductance 25 ‐‐ ‐‐ µS VDS = 20V, ID = 1mA, f = 1kHz rds(on) Drain to Source On Resistance ‐‐ ‐‐ 60 Ω VGS = 0V, ID = 0A, f = 1kHz Ciss Input Capacitance 12 ‐‐ 16 Reverse Transfer Capacitance 3.5 ‐‐ ‐‐ 3.4 ‐‐ 5 pF VDS = 20V, VGS = 0V, f = 1MHz Crss 3.0 ‐‐ ‐‐ 3 ‐‐ ‐‐ gos Crss Crss en Equivalent Input Noise Voltage 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 PN4392 SWITCHING ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted) SYMBOL CHARACTERISTIC TYP td(on) Turn On Time Turn Off Time 6 ‐‐ 35 13 ‐‐ 20 tr td(off) tf MIN MAX UNITS CONDITIONS 2 ‐‐ 15 2 ‐‐ 5 ns 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% PN4392 SWITCHING CIRCUIT PARAMETERS SWITCHING CIRCUIT TO-92 (Bottom View)
RL 1600Ω ID(on) 6mA Available Packages:
PN4392
in TO-92
PN4392
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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