******************************************************* * Taiwan Semiconductor * BZT52B18 * 0.5W, 18V Tolerance SMD Zener Diode * Date: 2016-08-28 ******************************************************* .MODEL TSCBZT52B18 D + IS=6.0703E-12 + N=1.4471 + RS=.17368 + IKF=142.35 + CJO=18.483E-12 + M=.3357 + VJ=.5454 + ISR=8.8897E-9 + NR=5 + BV=18.080 + IBV=.1154 + TT=5.0000E-9 *******************************************************