*********************************************************** * * BZA420A * * Nexperia * * Quadruple ESD transient voltage suppressor * VZmax = 21V @ IZ = 1mA * Cd = 48pF @ f = 1MHz, VR = 0V * IRM = 100nA @ VR = 15V * * * * * Package pinning does not match Spice model pinning. * Package: SOT457 (SC-74) * * Package Pin 1;4: Cathode;Cathode D1;D3 * Package Pin 2;5: Common * Package Pin 3;6: Cathode;Cathode D2;D4 * * * Extraction date (week/year): # * Simulator: SPICE2 * *********************************************************** * * Please note: This device is an array and the * symbol has to be placed four times on the schematic. * * The resistor R1 does not reflect * a physical device. Instead it * improves modeling in the reverse * mode of operation. * .SUBCKT BZA420A 1 2 D1 1 2 BZA420A R1 1 2 2.331E+10 * .MODEL BZA420A D + IS = 2.26E-14 + N = 1.092 + BV = 20 + IBV = 0.001 + RS = 1.666 + CJO = 3.54E-11 + VJ = 0.1 + M = 0.2858 + FC = 0.5 .ENDS *