*********************************************************** * * BF550 * * Nexperia * * Medium frequency PNP Transistor * IC = 25 mA * VCEO = 40 V * hFE = min. 50 @ 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 BF550 1 2 3 Q1 1 2 3 MAIN .MODEL MAIN PNP + IS = 5.565E-16 + NF = 0.9971 + ISE = 4.594E-16 + NE = 1.4 + BF = 114 + IKF = 0.034 + VAF = 42.41 + NR = 0.9989 + ISC = 2.38E-16 + NC = 1 + BR = 4.5 + IKR = 0.00056 + VAR = 5 + RB = 21 + IRB = 0.0005556 + RBM = 0.73 + RE = 0.4 + RC = 1.4 + XTB = 0 + EG = 1.11 + XTI = 3 + CJE = 1.536E-12 + VJE = 0.7931 + MJE = 0.3515 + TF = 2E-10 + XTF = 7.5 + VTF = 3.7 + ITF = 0.06 + PTF = 0 + CJC = 1.066E-12 + VJC = 0.9168 + MJC = 0.397 + XCJC = 0.828 + TR = 1E-32 + CJS = 0 + VJS = 0.75 + MJS = 0.333 + FC = 0.9297 .ENDS *