NTE460 Silicon P−Channel JFET Transistor AF Amp TO72 Type Package Absolute Maximum Ratings: Drain−Gate Voltage, VDG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Reverse Gate−Source Voltage, VGSR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Gate Current, IG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA Total Device Dissipation (TA = +255C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3W Derate above 255C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.7mW/5C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −655 to +2005C Electrical Characteristics: (TA = +255C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 20 − − V VGS = 10V, VDS = 0 − − 10 nA VGS = 10V, VDS = 0, TA = +1505C − − 10 5A 2.0 − 6.0 mA OFF Characteristics Gate−Source Breakdown Voltage Gate Reverse Current V(BR)GSS IG = 105 A, VDS = 0 IGSS ON Characteristics Zero−Gate−Voltage Drain Current IDSS VDS = −10V, VGS = 0, Note 1 Gate−Source Voltage VGS VDG = −15V, ID = 105 A − − 6.0 V Drain−Source Resistance rDS ID = 1005 A, VGS = 0 − − 800 3 |yfs| VDS = 10V, ID = 2mA, f = 1kHz, Note 1 1500 − 3000 5 mhos VDS = 10V, ID = 2mA, f = 10MHz, Note 1 1350 − − 5 mhos Small−Signal Characteristics Forward Transfer Admittance Output Admittance |yos| VDS = 10V, ID = 2mA, f = 1kHz − − 40 5 mhos Reverse Transfer Conductance |yrs| VDS = 10V, ID = 2mA, f = 1kHz − − 0.1 5 mhos Input Conductance |yis| VDS = 10V, ID = 2mA, f = 1kHz − − 0.2 5 mhos Inpu Capacitance Ciss VDS = 10V, VGS = 1V, f = 1MHz − − 20 pF NF VDS = −5V, ID = 1mA, Rg = 1M3 , f = 1kHz − − 3.0 dB Functional Characteristics Noise Figure Note 1. Pulse Test: PulseWidth 3 630ms, Duty Cycle 3 10%. Rev. 10−13 D G S .220 (5.58) Dia .185 (4.7) Dia .190 (4.82) .030 (.762) .500 (12.7) Min .018 (0.45) Dia Gate Source Drain 455 Case .040 (1.02)