* MAX4080F MACROMODEL * ------------------------------ * Revision 0, 12/2003 * ------------------------------ * MAX4080F is a high-side, current-sense amplifier with an input voltage * range that extends from 4.5V to 76V with a gain of 5V/V. It operates * from a single 4.5V to 76V and draw only 75uA of supply current. * ------------------------------ * Connections * 1 = RS+ * 2 = VCC * 3 = N.C. * 4 = GND * 5 = OUT * 6 = N.C. * 7 = N.C. * 8 = RS- ********************************* .SUBCKT MAX4080F 1 2 3 4 5 6 7 8 ********************* *INPUT STAGE *INPUT OFFSET VOFF 99 1 0.1M *BIAS AND LEAKAGE CURRENTS RL 2 9 3.77G Q1 9 99 10 QX Q2 9 8 10 QX GSS 10 4 2 4 0.132U RQ 2 4 1.013MEG *ICMR RLIMIT 10 13 10 DICH 13 11 DX VICH 11 4 76 DICL 12 13 DX VICL 12 4 4.5 ********************* *ZERO AND POLE STAGES *PSRR ZERO AND POLE GP1 15 21 2 4 0.1 LP1 21 22 79.567M RP1 22 15 10 GP2 15 23 21 15 1U RP2 23 15 1MEG CP2 23 15 0.637P *COMMON MODE ZERO AND POLE GC1 15 18 10 4 0.1 LC1 18 19 53.045M RC1 19 15 10 GC2 15 20 18 15 1U RC2 20 15 1MEG CC2 20 15 0.637P *DIFFERENTIAL MODE ZERO AND POLE ED1 16 15 99 8 1 RD1 16 17 1.758 LD1 17 30 1U CD1 30 15 0.505U ******************** *GAIN STAGES GPS 14 15 23 15 3.972P GCM 14 15 20 15 3.155P GA 15 14 30 15 5U RA 14 15 1MEG ******************** *REFERENCE VREF 15 4 0 ******************** *OUTPUT LIMITING GOUT1 4 24 14 4 1U ROUT1 24 4 1MEG DOH 24 25 DX VOH 25 26 -0.15 EOH 26 4 2 4 1 DOL 27 24 DX VOL 27 4 5M ******************* *OUTPUT GOUT 4 5 24 4 10 ROUT 5 4 0.1 ******************* .MODEL QX NPN(BF=1) .MODEL DX D(IS=1E-18 CJO=1E-15 N=0.001) ******************* .ENDS