* MAX5921A MACROMODEL * ---------------------------- * Revision 1.0 5/2007 * ---------------------------- * The MAX5921A is a hot-swap controller. * ---------------------------- * Connections * 1 = /PWRGD\ * 2 = OV * 3 = UV * 4 = VEE * 5 = SENSE * 6 = GATE * 7 = DRAIN * 8 = VDD *----------------------------- * NOTE1: /PWRGD\ IS ACTUALLY COMPLIMENTED PWRGD. * NOTE2: INCLUDE * .OPTIONS ITL4=30 * TO ENHANCE CONVERGENCE. ************************************************** .SUBCKT INV 1 2 3 4 MP1 2 1 3 3 P W=4U L=2U MN1 2 1 4 4 N W=2U L=2U .MODEL P PMOS(VTO=-0.5 KP=50E-6) .MODEL N NMOS(VTO=0.5 KP=100E-6) .ENDS ************************************************** ************************************************** .SUBCKT NAND 1 2 3 4 5 MP1 3 1 4 4 P W=4U L=2U MP2 3 2 4 4 P W=4U L=2U MN1 3 1 6 6 N W=2U L=2U MN2 6 2 5 5 N W=2U L=2U .MODEL P PMOS(VTO=-0.5 KP=50E-6) .MODEL N NMOS(VTO=0.5 KP=100E-6) .ENDS ************************************************** ************************************************** .SUBCKT NOR 1 2 3 4 5 MP1 6 1 4 4 P W=4U L=2U MP2 3 2 6 6 P W=4U L=2U MN1 3 1 5 5 N W=2U L=2U MN2 3 2 5 5 N W=2U L=2U .MODEL P PMOS(VTO=-0.5 KP=50E-6) .MODEL N NMOS(VTO=0.5 KP=100E-6) .ENDS ************************************************** ************************************************** .SUBCKT MONOSHOT 1 2 3 4 EMS 5 4 1 4 1 RMS 5 6 1K CMS 6 4 1U XMS1 5 6 7 3 4 NAND XMS2 5 7 8 3 4 NAND XMS3 7 6 9 3 4 NAND XMS4 8 9 2 3 4 NAND .ENDS ************************************************** ************************************************** .SUBCKT MAX5921A 1 2 3 4 5 6 7 8 ************************************************** *SUPPLY CURRENT IPUC 4 8 45U GDD 8 4 8 4 40.625U IDD 4 8 1.25M DBV 4 8 DB ************************************************** *UVLO(15.4V and 2V HYST) VUVL 11 4 15.4V GUVL 4 12 POLY(2) 8 11 12 4 0 1M 2M DUVL2 4 12 DA CUVL 12 4 1P DUVL1 12 13 DA VUVL1 13 4 1V ************************************************** *UV PIN COMPARATOR (1.255V AND 130mV HYST) VREF 14 4 1.255V GUV 4 15 POLY(2) 3 14 15 4 0 1M 130U DUV2 4 15 DA CUV 15 4 1P DUV1 15 16 DA VUV1 16 4 1V XINVUV 15 17 16 4 INV ************************************************** *OV PIN COMPARATOR (1.255V AND 50mV HYST) GOV 4 18 POLY(2) 2 14 18 4 0 1M 50U DOV2 4 18 DA COV 18 4 1P DOV1 18 16 DA ************************************************** *CURRENT SENSE COMPARATOR (50mV) VCS 24 4 50M GCS 4 25 POLY(2) 5 24 25 4 0 1M 0U DCS2 4 25 DA CCS 25 4 1P DCS1 25 16 DA ************************************************** *CIRCUIT BREAKER VCB 40 4 1 ECB 41 4 5 4 10.01 XCB1 41 42 40 4 INV XCB2 42 43 40 4 INV MCBH 42 43 4 4 N W=2U L=20U EDSR1 70 4 43 4 1 RDSR1 70 71 400K CDSR1 71 4 1.8N XDSR1 71 72 40 4 INV XDSR2 72 73 40 4 INV XMSDSR1 73 74 40 4 MONOSHOT XDSR3 43 74 75 40 4 NAND XDSR4 75 46 40 4 INV XNSR1 46 48 49 40 4 NOR XNSR2 47 49 48 40 4 NOR EDSR2 76 4 48 4 1 RDSR2 76 77 64K CDSR2 77 4 1.445U XDSR5 77 78 40 4 INV XDSR6 78 79 40 4 INV XMS 12 81 40 4 MONOSHOT XOR1 79 81 82 40 4 NOR XOR2 82 47 40 4 INV ************************************************** *LOGIC VLOGIC 19 4 1 XNOR1 17 18 20 19 4 NOR XNAND1 12 20 21 19 4 NAND XNOR2 21 25 26 19 4 NOR XNAND2 26 49 60 19 4 NAND XINV 60 27 19 4 INV ************************************************** *INRUSH CURRRENT LIMIT GPU 8 6 27 4 45U GPD 6 4 60 4 50M DCLAMPU 6 23 DA VCLAMPU 23 5 16.4 DCLAMPD 61 6 DA VCLAMPD 61 5 1.637M ************************************************** *POWER GOOD OUTPUT *GATE MONITOR VGHDG 30 4 11.9 GG 4 31 POLY(2) 6 30 31 4 0 1M 20U DG2 4 31 DA CG 31 4 1P DG1 31 19 DA *DRAIN MONITOR VD 32 4 1.7V GD 4 33 POLY(2) 7 32 33 4 0 1M 20U DD2 4 33 DA CD 33 4 1P DD1 33 19 DA XINVD 33 34 19 4 INV *LOGIC XNANDPG 31 34 35 19 4 NAND XINVPG 35 90 19 4 INV EPGUV 93 4 15 4 1 XINVPGUV 93 96 19 4 INV EPGSENSE 94 4 25 4 1 XORPG1 96 94 95 19 4 NOR XORPG2 95 91 92 19 4 NOR XPGSR1 90 36 91 19 4 NOR XPGSR2 91 92 36 19 4 NOR *ACTIVE-LOW ENABLE EPG 37 4 36 4 13.5 MPG 1 37 4 4 N W=70U L=2U ************************************************** .MODEL N NMOS(VTO=0.5 KP=100E-6) .MODEL DA D(IS=100E-14 N=1M BV=80) .MODEL DB D(BV=80.1 IBV=1) ************************************************** .ENDS MAX5921A * Copyright (c) 2003-2012 Maxim Integrated Products. All Rights Reserved.