NZF iconix GATE ALSO BACKSIDE CONTACT 0,019 (0.483) ALL DIMENSIONS IN INCHES {ALL DIMENSIONS IN MILLIMETERS) n-channel JFET designed for... = High Frequency Amplifiers a Mixers = Oscillators TYPE PACKAGE Single TO-52 Dual TO-78 Dual TO-71 Single Chip Dual Chip PERFORMANCE CURVES (25C _ unless otherwise noted) Output Characteristic Ip DRAIN CURRENT (mA) v o 4 8 12 16 20 24 28 Vps DRAIN-SOURCE VOLTAGE (VOLTS) Transfer Characteristics Vos = 10V Ip DRAIN CURRENT (mA) oO -1 -2 -3 4 -5 Vos - GATE-SOURCE VOLTAGE {VOLTS} Transconductance Characteristics = oo 1 +2 -3 4 5 Vas - GATE-SOURCE VOLTAGE (VOLTS) Gts FORWARD TRANSCONDUCTANCE (mmhos) Common-Source Output Conductance vs Drain Current 200 TPT Te s VpG = 10V g f= TkHz 3 8 Z 100 5 LT] B 70 4 9 MH g AT rE 50 E ea 2 o 1 30 g & 20 1 2 3 4 5 678910 Ip - DRAIN CURRENT (mA} Leakage Currents vs Drain-Gate Voltage 100 1 2 GATE CURRENT (nA) J 2 ~ 001 Vpg DRAIN-GATE VOLTAGE {VOLTS) Forward Transconductance vs Drain Current 10 Vpsg= 15 V Ofs @ f= TkHz 9f, FORWARD TRANSCONDUCTANCE (mmhos} 1 02 O58 1 2 5 10 Ip - DRAIN CURRENT (ma) psf Siliconix BENEFITS: High Power Gain e Low Input Capacitance PRINCIPAL DEVICES U312 2N5911-12, U257 440-41 U312CHP 2N5912CHP, U257CHP Saturation Drain Current,and Forward Transconductance vs Gate~Source Cutoff Voltage Vps* 18 V Ves=0 Ofs @ f= 1 kHz @Ip=1nA Ipss SATURATION DRAIN CURRENT imA) (soy) ZONVLONONOOSNVHL O8WMHOS SB o -1 -2 -3 -4 - -6 +7 Vesiort) GATE SOURCE CUTOFF VOLTAGE (VOLTS) Equivalent Input Noise Voltage vs Frequency Vpg~ 10 V ip = 10mA Hz} NOISE VOLTAGE (nv, en 16 100 m 10K 100K f FREQUENCY (Hz) Common-Source Capacitances vs Gate-Source Voltage CAPACITANCE (pF) 1 0-2 -4 ~6 -8 -10 -12 -14 -16 -18 -20 Vas - GATE-SOURCE VOLTAGE (VOLTS) 5-34 1979 Siliconix incorporated PERFORMANCE CURVES (Cont'd) (25C unless otherwise noted) Reverse Transfer Admittance vs Frequency Input Admittance vs Frequency . =10mA Viss * Giss + j Diss COMMON GATE Yigs * Gigs + j bigs 100 300 600 1000 FREQUENCY (MHz) Yis INPUT ADMITTANCE (mmho} a & Output Admittance vs Frequency Yos OUTPUT ADMITTANCE (mmho) 300 600 1000 FREQUENCY (MHz) 10 ,, REVERSE TRANSFER ADMITTANCE (mmbos} 100 300 600 = 1000 FREQUENCY (MHz) Yfs FORWARD TRANSFER ADMITTANCE (mmhos} Forward Transfer Admittance vs Frequency 100 O1 100 300 600 FREQUENCY (MHz) 5-35 1979 Siliconix incorporated IZN Ss xiuoS