Circuit: * I-V Characteristics of JFET 2N4221 Doing analysis at TEMP = 300.150000 and TNOM = 300.150000 Node Voltage ---- ------- ---- ------- V(1) -2.00000e+00 V(2) 2.500000e+01 Source Current ------ ------- vd#branch -9.68268e-04 vg#branch 2.882635e-11 JFET models (Junction Field effect transistor) model modj type njf vt0 -3.5 beta 0.00041 lambda 0.002 rd 200 rs 0 cgs 0 cgd 0 pb 1 is 1e-14 fc 0.5 b 1 kf 2.51987e-312 af 2.51987e-312 JFET: Junction Field effect transistor device j1 model modj vgs -2 vgd -26.8063 ig -2.88263e-11 id 0.000968268 is -0.000968268 igd -2.68163e-11 gm 0.00129102 gds 1.845e-06 ggs 1e-12 ggd 1e-12 Vsource: Independent voltage source device vg vd dc -2 25 acmag 0 0 i 2.88263e-11 -0.000968268 p 5.76527e-11 0.0242067 * I-V Characteristics of JFET 2N4221 DC transfer characteristic Sat Aug 27 16:23:28 2005 -------------------------------------------------------------------------------- Index v-sweep vd#branch -------------------------------------------------------------------------------- 0 0.000000e+00 -2.781885e-12 1 1.000000e+00 -1.027008e-04 2 2.000000e+00 -1.029058e-04 3 3.000000e+00 -1.031108e-04 4 4.000000e+00 -1.033158e-04 5 5.000000e+00 -1.035208e-04 6 6.000000e+00 -1.037258e-04 7 7.000000e+00 -1.039307e-04 8 8.000000e+00 -1.041357e-04 9 9.000000e+00 -1.043407e-04 10 1.000000e+01 -1.045457e-04 11 1.100000e+01 -1.047507e-04 12 1.200000e+01 -1.049557e-04 13 1.300000e+01 -1.051607e-04 14 1.400000e+01 -1.053657e-04 15 1.500000e+01 -1.055707e-04 16 1.600000e+01 -1.057757e-04 17 1.700000e+01 -1.059807e-04 18 1.800000e+01 -1.061857e-04 19 1.900000e+01 -1.063907e-04 20 2.000000e+01 -1.065957e-04 21 2.100000e+01 -1.068006e-04 22 2.200000e+01 -1.070056e-04 23 2.300000e+01 -1.072106e-04 24 2.400000e+01 -1.074156e-04 25 2.500000e+01 -1.076206e-04 26 0.000000e+00 -1.613162e-12 27 1.000000e+00 -7.504957e-04 28 2.000000e+00 -9.258484e-04 29 3.000000e+00 -9.276927e-04 30 4.000000e+00 -9.295370e-04 31 5.000000e+00 -9.313813e-04 32 6.000000e+00 -9.332256e-04 33 7.000000e+00 -9.350700e-04 34 8.000000e+00 -9.369143e-04 35 9.000000e+00 -9.387586e-04 36 1.000000e+01 -9.406029e-04 37 1.100000e+01 -9.424472e-04 38 1.200000e+01 -9.442916e-04 39 1.300000e+01 -9.461359e-04 40 1.400000e+01 -9.479802e-04 41 1.500000e+01 -9.498245e-04 42 1.600000e+01 -9.516689e-04 43 1.700000e+01 -9.535132e-04 44 1.800000e+01 -9.553575e-04 45 1.900000e+01 -9.572018e-04 46 2.000000e+01 -9.590461e-04 47 2.100000e+01 -9.608905e-04 48 2.200000e+01 -9.627348e-04 49 2.300000e+01 -9.645791e-04 50 2.400000e+01 -9.664234e-04 51 2.500000e+01 -9.682677e-04 52 0.000000e+00 -7.163119e-13 53 1.000000e+00 -1.295970e-03 54 2.000000e+00 -2.206134e-03 Index v-sweep vd#branch -------------------------------------------------------------------------------- 55 3.000000e+00 -2.575143e-03 56 4.000000e+00 -2.580355e-03 57 5.000000e+00 -2.585475e-03 58 6.000000e+00 -2.590595e-03 59 7.000000e+00 -2.595714e-03 60 8.000000e+00 -2.600834e-03 61 9.000000e+00 -2.605954e-03 62 1.000000e+01 -2.611074e-03 63 1.100000e+01 -2.616193e-03 64 1.200000e+01 -2.621313e-03 65 1.300000e+01 -2.626433e-03 66 1.400000e+01 -2.631553e-03 67 1.500000e+01 -2.636672e-03 68 1.600000e+01 -2.641792e-03 69 1.700000e+01 -2.646912e-03 70 1.800000e+01 -2.652032e-03 71 1.900000e+01 -2.657151e-03 72 2.000000e+01 -2.662271e-03 73 2.100000e+01 -2.667391e-03 74 2.200000e+01 -2.672511e-03 75 2.300000e+01 -2.677630e-03 76 2.400000e+01 -2.682750e-03 77 2.500000e+01 -2.687870e-03 78 0.000000e+00 -5.309914e-28 79 1.000000e+00 -1.712315e-03 80 2.000000e+00 -3.166366e-03 81 3.000000e+00 -4.287135e-03 82 4.000000e+00 -4.956515e-03 83 5.000000e+00 -5.062554e-03 84 6.000000e+00 -5.072579e-03 85 7.000000e+00 -5.082604e-03 86 8.000000e+00 -5.092629e-03 87 9.000000e+00 -5.102654e-03 88 1.000000e+01 -5.112679e-03 89 1.100000e+01 -5.122703e-03 90 1.200000e+01 -5.132728e-03 91 1.300000e+01 -5.142753e-03 92 1.400000e+01 -5.152778e-03 93 1.500000e+01 -5.162803e-03 94 1.600000e+01 -5.172828e-03 95 1.700000e+01 -5.182853e-03 96 1.800000e+01 -5.192878e-03 97 1.900000e+01 -5.202902e-03 98 2.000000e+01 -5.212927e-03 99 2.100000e+01 -5.222952e-03 100 2.200000e+01 -5.232977e-03 101 2.300000e+01 -5.243002e-03 102 2.400000e+01 -5.253027e-03 103 2.500000e+01 -5.263052e-03 CPU time since last call: 0.014 seconds. Total CPU time: 0.014 seconds. Current dynamic memory usage = 131072, Dynamic memory limit = -491521.