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TECHNICAL DATA N-CHANNEL J-FET DEPLETION MODE Qualified per MIL-PRF-19500/375 Devices 2N3821 2N3822 2N3823 Qualified Level JANTX JANTXV MAXIMUM RATINGS Parameters / Test Conditions Gate-Source Voltage Drain-Source Voltage Drain-Gate Voltage Gate Current Power Dissipation TA = +250C (1) Operating Junction & Storage Temperature Range Symbol VGSR VDS VDG IGF PT Tj, Tstg 2N3821 2N3822 50 50 50 2N3823 30 30 30 Unit V V V mA mW 0 C 10 300 -55 to +200 TO-72* (TO-206AF) *See appendix A for package outline (1) Derate linearly 1.7 mW/0C for TA +25 0 C. ELECTRICAL CHARACTERISTICS (TA = 250C unless otherwise noted) Parameters / Test Conditions Symbol Gate-Source Breakdown Voltage VDS = 0, IG = 1.0 Adc Gate Reverse Current VDS = 0, VGS = 30 Vdc VDS = 0, VGS = 20 Vdc Zero-Gate-Voltage Drain Current VGS = 0, VDS = 15 Vdc 2N3821, 2N3822 2N3823 2N3821, 2N3822 2N3823 2N3821 2N3822 2N3823 2N3821 2N3822 2N3823 2N3821 2N3822 2N3823 V(BR)GSSR Min. 50 30 Max. Units Vdc A IGSSR 0.1 0.5 0.5 2.0 4.0 0.5 1.0 1.0 2.5 10 20 2.0 4.0 7.5 4.0 6.0 8.0 IDSS mA Gate-Source Voltage VDS = 15 Vdc, ID = 50 Adc VDS = 15 Vdc, ID = 200 Adc VDS = 15 Vdc, ID = 400 Adc Gate-Source Cutoff Voltage VDS = 15 Vdc, ID = 0.5 Adc VGS Vdc VGS(off) Vdc 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803 120101 Page 1 of 2 2N3821, 2N3822, 2N3823 JAN SERIES Parameters / Test Conditions Small-Signal Common Source, Short-Circuit Forward Transfer Admittance VGS = 0, VDS = 15 Vdc, f = 1.0 kHz 2N3821 2N3822 2N3823 Small-Signal Common Source, Short-Circuit Output Admittance VGS = 0, VDS = 15 Vdc, f = 1.0 kHz 2N3821 2N3822 2N3823 Symbol |yfs|1 Min. 1500 3000 3500 Max. 4500 6500 6500 10 20 35 Units S |yos| S Small-Signal, Common-Source Short-Circuit Input Capacitance VGS = 0, VDS = 15 Vdc, 100 kHz f 1.0 MHz Ciss Crss 6.0 pF pF Small-Signal, Common-Source Reverse Transfer Capacitance VDS = 15 Vdc, VGS = 0, 100 kHz f 1.0 MHz 2N3821, 2N3822 2N3823 Small-Signal Common Source, Short-Circuit Forward Transfer Admittance VGS = 0, VDS = 15 Vdc, f = 100 MHz 2N3821 f = 100 MHz 2N3822 f = 200 MHz 2N3823 3.0 2.0 1500 3000 3200 S |yfs|2 Small-Signal, Common-Source Short-Circuit Input Conductance VGS = 0, VDS = 15 Vdc, f = 200 MHz VGS = 0, VDS = 15 Vdc, f = 200 MHz 2N3823 (only) 2N3823 (only) gis gos NF1 NF2 800 200 S S Small-Signal, Common-Source Short-Circuit Output Conductance Common Source Spot Noise Figure VGS = 0, VDS = 15 Vdc, RG = 1M f = 10 Hz f = 1.0 kHz 2N3821, 2N3822 2N3821, 2N3822, 2N3823 5.0 2.0 dB Common Source Spot Noise Figure VGS = 0, VDS = 15 Vdc, RG = 1k f = 105 MHz 2N3823 (only) dB 2.5 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803 120101 Page 2 of 2 |
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