*ZETEX ZRC250 Spice Model v1.0 Last Revised 11/07/06 * *NOTE: This is a simplified model. Confirm *any design using a physical circuit. * .SUBCKT ZRC250 1 3 *Connections Vz Gnd * *Quiescent current R1 1 49 320E3 R2 49 3 315.2E3 C1 49 1 4.5e-12 E1 50 3 49 3 1 D8 50 51 Dmod1 Rq 51 52 Rmod2 70E3 Vq 52 3 0 F1 1 3 Vq 1 * *Reference voltage Iref 3 21 1.2405E-3 Rref 21 3 Rmod1 1000 * *Gain G2 3 31 49 21 1e-7 Rt2 3 31 100E6 Rt3 3 32 3E6 Ct1 31 32 1.5E-13 D3 31 3 Dmod1 D4 3 31 Dmod1 * *Output G3 41 3 31 3 0.3 Rc1 6 5 10 D6 3 41 Dmod1 D7 3 6 Dmod1 L1 1 6 10nH D9 5 41 Dmod2 * .MODEL Qmod1 NPN BF=220 CJC=3E-12 CJE=3E-12 .MODEL Rmod1 RES (TC1=3.8e-5 TC2=-1e-7) .MODEL Rmod2 RES (TC1=1.7E-3 TC2=0) .MODEL Dmod1 D IS=5E-15 RS=4 BV=22 .MODEL Dmod2 D IS=1E-18 RS=.01 .ENDS ZRC250 * *$ *