* MAX4374H MACROMODEL * ------------------------------ * Revision 0, 01/2004 * ------------------------------ * The MAX4374 family of low cost, micropower high side current sense supervisors * contain a high side current side amplifier, a bandgap reference and a comparator * with latching output. They feature a voltage output that eliminates need for * gain setting resistors and has an input common mode range of 0 to +28v which * is independent of power supply voltage. It also contains a second comparator * for use in window detection circuits. * ------------------------------ * Connections * 1 = VCC * 2 = OUT * 3 = CIN1 * 4 = CIN2 * 5 = GND * 6 = RESET\ * 7 = COUT2 * 8 = COUT1 * 9 = RS- * 10 = RS+ ************************************************** .SUBCKT MAX4374H 1 2 3 4 5 6 7 8 9 10 XAMP1 1 2 3 4 5 6 7 8 9 10 MAX4374H_S .ENDS ************************************************** ************************************************** .SUBCKT MAX4374H_S 10 44 36 136 18 37 138 38 22 21 *BIAS CURRENTS *21=RS+, 22=RS- RIN1 21 22 10MEG ILK1 21 18 15NA ILK2 22 18 15NA *BIAS CURRENTS WILL BE ZERO IF Vin < Vmin GB1 21 18 POLY(2) 21 18 25 20 0 0 0 0 89.28N GB2 22 18 POLY(2) 22 18 25 20 0 0 0 0 142.86N ***************************** GINX 20 35 21 22 1M RGIN 35 20 1K GPSRR 20 35 62 20 1M GCMRR 20 35 60 20 1M ***************************** *INPUT CM LIMITS DCML1 18 21 DA DCML2 18 22 DA DCML3 21 66 DA VCML1 66 18 28V ***************************** *INPUT VOLTAGE LIMITS DREV 20 35 DA DLIM 35 45 DA VLIMX 45 20 120M ***************************** *INTERNAL GROUND AND SUPPLY CURRENT. EG1 20 18 10 18 0.0 DSUP 18 10 DB GSUP 10 18 25 20 50U ***************************** *MINIMUM SUPPLY ESUP 23 20 10 18 1 RSUP 23 24 100K VSUP1 24 20 2.7V FSUP 20 25 VSUP1 1 CSUP 25 20 1P DSUP2 20 25 DA DSUP1 25 26 DA VSUP2 26 20 1V ***************************** *AMP INPUT STAGE RIN2 27 28 1MEG ROFF 20 20 1G GA1 20 29 27 28 10M RA1 29 20 1K DA1 29 30 DA DA2 31 29 DA VA1 30 20 67.7M VA2 20 31 45.1M CP1 29 20 700P ************** *FEEDBACK VINA 27 35 0V RF1 34 28 99K RF2 28 20 1K ************** *GAIN STAGE GA2 32 20 29 20 10M RA2 32 20 1K GA3 33 20 32 20 1 RA3 33 20 10K DA3 20 33 DA EA1 34 20 33 20 1 CA1 34 32 1.97N ************** *VOL AND VOH DVL1 40 33 DA HVL1 41 40 VS1 66.67 VVL1 41 20 1.83M VS1 34 39 0V EVL2 42 120 10 18 1 VVL2 43 33 0.25 DVL2 43 42 DA RVLX 120 20 10 ROUT 39 44 1.5 *************** *CMRR ECMR 58 20 21 20 1 RCMR 60 20 1 GCMR 20 60 58 20 56.23U CCMR 58 61 11P RCMR1 61 20 15.92K GCMR1 20 60 61 20 1 *************** *PSRR EPSR 59 20 10 20 1 CPSR 59 63 100P RPSR1 63 20 80K EPSR1 64 20 63 20 1 CPSR1 64 65 100P RPAR2 65 20 80K ***** RPSR 62 20 1 GPSR 20 62 59 20 44.67U GPSR1 20 62 20 65 31.62M *************** *COMPARATOR A ICINA 36 18 2.2NA DCIN1A 18 36 DA ECP1A 67 20 36 18 1 ECP2A 69 20 67 20 1 RCP2A 69 70 1K EHCPA 71 70 72 20 9M VREFA 71 20 600M FCPA 20 72 VREFA 1 CCP2A 72 20 0.1P DCP2A 20 72 DA DCP3A 72 73 DA VCP1A 73 20 1V *************** *COMPARATOR B ICINB 136 18 2.2NA DCIN1B 18 136 DA ECP1B 167 20 136 18 1 ECP2B 169 20 167 20 1 RCP2B 169 170 1K EHCPB 171 170 172 20 9M VREFB 171 20 600M FCPB 20 172 VREFB 1 CCP2B 172 20 0.1P DCP2B 20 172 DA DCP3B 172 173 DA VCP1B 173 20 1V *************** *OPEN DRAIN OUTPUT B M1B 179 180 18 18 MOSFET V1B 180 181 5V E1B 181 18 172 20 -5 V2B 138 179 0V IOLKB 138 18 1U **************** *LATCH AND COMP O/P IRST 37 18 500N DRST1 18 37 DA ERST 74 20 37 18 1 RRST 74 75 10K EHRST 76 75 77 20 1.2 VRST 76 20 2V FRST 20 77 VRST 0.1 CRST 77 20 2P DRST3 20 77 DA DRST4 77 78 DA VRST1 78 20 1V *************** *LATCH(LATCH ONLY LOGIC HIGH) ECOMP1 50 20 72 20 1 RL1 50 51 100K EHYST 52 51 POLY(2) 56 20 77 20 0 0 0 0 2 VL1 52 20 0.5V ***** FL1 20 56 VL1 1 DL2 20 56 DA DL1 56 57 DA VL2 57 20 1V CL1 56 20 0.1P *************** *OPEN DRAIN OUTPUT WITH LATCH M1 79 80 18 18 MOSFET V1 80 81 5V E1 81 18 56 20 -5 V2 38 79 0V IOLK 38 18 1U ************************************************** .MODEL MOSFET NMOS(VTO=2.5 KP=7.55E-4) .MODEL DA D(N=0.1M) .MODEL DB D(IS=100E-14) ************************************************** .ENDS