*********************************************************** * * BF840 * * Nexperia * * Medium frequency NPN Transistor * IC = 25 mA * VCEO = 40 V * hFE = 67 - 222 @ 10V/1mA * * * * * Package pinning does not match Spice model pinning. * Package: SOT 23 * * Package Pin 1: Base * Package Pin 2: Emitter * Package Pin 3: Collector * * * # * Spicemodel does not include temperature dependency * ********************************************************** *# .SUBCKT BF840 1 2 3 Q1 1 2 3 MAIN .MODEL MAIN NPN + IS = 4.948E-16 + NF = 0.9871 + ISE = 1.08E-16 + NE = 1.26 + BF = 105.8 + IKF = 0.08 + VAF = 125.5 + NR = 0.999 + ISC = 2.118E-16 + NC = 1 + BR = 2.665 + IKR = 0.05 + VAR = 5.34 + RB = 19.38 + IRB = 0.0009481 + RBM = 2.549 + RE = 0.447 + RC = 1.9 + XTB = 0 + EG = 1.11 + XTI = 3 + CJE = 2.171E-12 + VJE = 0.5956 + MJE = 0.2307 + TF = 3.062E-10 + XTF = 54.94 + VTF = 1.48 + ITF = 0.1344 + PTF = 0 + CJC = 7.61E-13 + VJC = 0.3305 + MJC = 0.2596 + XCJC = 0.811 + TR = 5E-08 + CJS = 0 + VJS = 0.75 + MJS = 0.333 + FC = 0.9221 .ENDS *