* MAX6495 MACROMODEL * ------------------------------ * Revision 0, 4/2008 * ------------------------------ * MAX6495 is a small, low-current, overvoltage-protection circuit for high-voltage transient systems such as those found in automotive and industrial applications. These devices monitor the input voltage and control an external n-channel MOSFET switch to either isolate the load or to limit the voltage to the loadat the output during an input overvoltage condition. It operates over a wide supply voltage range from +5.5V to +72V. * ------------------------------ * Connections * 1 = IN * 2 = SHDN_BAR * 3 = OVSET * 4 = GND * 5 = GATE * 6 = OUTFB **************** .subckt MAX6495 1 2 3 4 5 6 X_MAX6495_INV_OVP_M1 MAX6495_N10734806 MAX6495_N107317991 + MAX6495_N10732542 MAX6495_N10732542 pmosmacro_ovp X_MAX6495_INV_OVP_M2 MAX6495_N10734806 MAX6495_N107317991 4 4 + nmosmacro_ovp D_MAX6495_CO5_D2 4 MAX6495_N103133652 diodemacro_mostideal G_MAX6495_CO5_G1 MAX6495_N103133652 4 2 MAX6495_N103133651 -1E6 D_MAX6495_CO5_D1 MAX6495_N103133652 MAX6495_N103133434 + diodemacro_mostideal I_MAX6495_I1 1 4 DC 24uA E_MAX6495_E6 MAX6495_N10376051 4 1 MAX6495_N98781281 1E3 V_MAX6495_V9 MAX6495_N103133651 4 0.4V X_MAX6495_M3 MAX6495_N10734806 MAX6495_N10847922 4 4 nmosmacro_str R_MAX6495_R8 MAX6495_N9874146 MAX6495_N10398465 1k X_MAX6495_INV3_M1 MAX6495_N103136311 MAX6495_N10313743 + MAX6495_N10313441 MAX6495_N10313441 pmosmacro X_MAX6495_INV3_M2 MAX6495_N103136311 MAX6495_N10313743 4 4 nmosmacro E_MAX6495_E16 MAX6495_N10847922 4 MAX6495_N10329061 4 1E4 E_MAX6495_E17 MAX6495_N108599822 MAX6495_N10826694 MAX6495_N10847922 4 + 1E-6 V_MAX6495_V10 MAX6495_N103133431 4 1.4V C_MAX6495_C8 4 MAX6495_N10732542 10p V_MAX6495_V14 MAX6495_N10313441 4 5V C_MAX6495_C7 4 MAX6495_N103133652 1n V_MAX6495_V8 MAX6495_N98874714 4 5V X_MAX6495_INV4_M1 MAX6495_N10313601 MAX6495_N103136311 + MAX6495_N10313441 MAX6495_N10313441 pmosmacro X_MAX6495_INV4_M2 MAX6495_N10313601 MAX6495_N103136311 4 4 nmosmacro C_MAX6495_C6 4 MAX6495_N10766406 1n X_MAX6495_INV5_M1 MAX6495_N107317991 MAX6495_N10871960 + MAX6495_N10732542 MAX6495_N10732542 pmosmacro X_MAX6495_INV5_M2 MAX6495_N107317991 MAX6495_N10871960 4 4 nmosmacro C_MAX6495_C5 4 MAX6495_N9874222 1n G_MAX6495_G1 1 4 MAX6495_N9887029 4 15.2u V_MAX6495_V11 MAX6495_N103133434 4 2.5V E_MAX6495_E1 MAX6495_N027292 MAX6495_N9856258 1 4 0.6 T_MAX6495_T2 MAX6495_N10313691 4 MAX6495_N10313701 4 Z0=50 TD=6.6E-6 V_MAX6495_V6 MAX6495_N9862349 MAX6495_N9874146 1.8V E_MAX6495_E11 MAX6495_N10438475 4 MAX6495_N10313601 4 1 R_MAX6495_R2 MAX6495_N027292 MAX6495_N9857623 1k X_MAX6495_INV9_M1 MAX6495_N10826694 MAX6495_N10854295 + MAX6495_N108528152 MAX6495_N108528152 pmosmacro X_MAX6495_INV9_M2 MAX6495_N10826694 MAX6495_N10854295 4 4 nmosmacro V_MAX6495_V12 MAX6495_N103134610 4 5V R_MAX6495_R10 MAX6495_N108599822 MAX6495_N10867464 10 C_MAX6495_C9 MAX6495_N10867464 4 10p D_MAX6495_CO3_D2 4 MAX6495_N9874222 diodemacro_mostideal G_MAX6495_CO3_G1 MAX6495_N9874222 4 MAX6495_N9862462 MAX6495_N9862349 + -1E6 D_MAX6495_CO3_D1 MAX6495_N9874222 MAX6495_N9862462 diodemacro_mostideal + V_MAX6495_V15 MAX6495_N108528152 4 5V E_MAX6495_E7 MAX6495_N98900342 4 MAX6495_N9895459 4 -12E-3 E_MAX6495_E9 MAX6495_N10313743 4 MAX6495_N10313217 4 1 R_MAX6495_R5 MAX6495_N9887029 MAX6495_N10313971 7k R_MAX6495_R3 MAX6495_N98878991 MAX6495_N98900342 1k E_MAX6495_E13 MAX6495_N9863091 4 1 4 0.2 R_MAX6495_R4 4 MAX6495_N10313701 50 V_MAX6495_V3 MAX6495_N9856258 4 1V V_MAX6495_V16 MAX6495_N108694811 4 5V E_MAX6495_E2P1 MAX6495_N10854295 4 POLY(2) MAX6495_N10343614 4 + MAX6495_N10438475 4 0 0 0 0 0.2 D_MAX6495_D24 MAX6495_N10867464 MAX6495_N108694811 diodemacro_ideal C_MAX6495_C3 4 MAX6495_N10871960 5u E_MAX6495_E8 MAX6495_N98960852 4 MAX6495_N9895459 4 1E2 G_MAX6495_G2 MAX6495_N10313217 4 MAX6495_N9887029 4 -74.286E-6 C_MAX6495_C11 4 MAX6495_N10734806 10p V_MAX6495_V1 MAX6495_N98874711 MAX6495_N98878991 1.24V C_MAX6495_C12 MAX6495_N10826694 4 1n E_MAX6495_E12 MAX6495_N10313691 4 MAX6495_N103134610 MAX6495_N9887029 2 E_MAX6495_E4 MAX6495_N9862462 MAX6495_N9863091 MAX6495_N9857623 4 0.2 D_MAX6495_D23 5 MAX6495_N10589760 diodemacro_ideal D_MAX6495_Z1 6 5 Zener C_MAX6495_C1 4 MAX6495_N98878991 50p R_MAX6495_R9 MAX6495_N10854295 MAX6495_N10871960 100 E_MAX6495_E5 MAX6495_N10398465 4 MAX6495_N9874222 4 -28.3E-3 C_MAX6495_Cdd1 4 MAX6495_N10313217 1n E_MAX6495_E14 MAX6495_N10343614 4 MAX6495_N9874222 4 5 C_MAX6495_C4 4 MAX6495_N9895459 1n E_MAX6495_E2 MAX6495_N9887029 MAX6495_N10313655 MAX6495_N10766406 4 1 E_MAX6495_E15 MAX6495_N10732542 4 MAX6495_N10343614 4 1 C_MAX6495_C10 4 MAX6495_N9857623 10p I_MAX6495_I4 MAX6495_N10589760 MAX6495_N10590348 DC 100uA V_MAX6495_V5 MAX6495_N98573741 4 10V D_MAX6495_D22 MAX6495_N10590348 5 diodemacro_ideal X_MAX6495_M2 MAX6495_N10313601 MAX6495_N10313701 4 4 nmosmacro V_MAX6495_V4 MAX6495_N98781281 4 72V D_MAX6495_D18 4 MAX6495_N10313217 diodemacro_mostideal D_MAX6495_CO1_D2 4 MAX6495_N9895459 diodemacro_mostideal G_MAX6495_CO1_G1 MAX6495_N9895459 4 3 MAX6495_N98874711 -1E6 D_MAX6495_CO1_D1 MAX6495_N9895459 MAX6495_N98874714 + diodemacro_mostideal T_MAX6495_T3 MAX6495_N98960852 4 MAX6495_N10329061 4 Z0=50 TD=0.6E-6 C_MAX6495_C2 4 MAX6495_N9874146 50p E_MAX6495_E10 MAX6495_N10313655 4 MAX6495_N103133652 4 1 G_MAX6495_G3 MAX6495_N10589760 MAX6495_N10590348 MAX6495_N10867464 4 + 0.02 D_MAX6495_D20 MAX6495_N10734806 MAX6495_N10589760 diodemacro_ideal I_MAX6495_I3 2 4 DC 1uA D_MAX6495_D19 MAX6495_N10313217 MAX6495_N10313971 diodemacro_mostideal X_MAX6495_M1 MAX6495_N9857623 MAX6495_N10376051 4 4 nmosmacro_str D_MAX6495_CO4_D2 4 MAX6495_N10766406 diodemacro_mostideal G_MAX6495_CO4_G1 MAX6495_N10766406 4 2 MAX6495_N103133431 -1E6 D_MAX6495_CO4_D1 MAX6495_N10766406 MAX6495_N103133434 + diodemacro_mostideal D_MAX6495_D21 MAX6495_N10590348 MAX6495_N10734806 diodemacro_ideal D_MAX6495_D1 MAX6495_N9857623 MAX6495_N98573741 diodemacro_ideal R_MAX6495_R6 4 MAX6495_N10329061 50 ****************** .model diodemacro_ideal d(n=0.001) .model diodemacro_mostideal d(IS=1E-12 N=0.000001 BV=35 IBV=1) .model zener d(IS=0.5UA RS=0.001 BV=15.2 IBV=0.5UA) .ends MAX6495 ****************** .subckt nmosmacro d g s b m1 d g s b nmos .model nmos nmos(VTO=0.5 KP=100E-6 w=2u l=1u) .ends *********** .subckt nmosmacro_str d g s b m1 d g s b nmos .model nmos nmos(VTO=0.5 KP=100E-6 w=20u l=1u) .ends *********** .subckt pmosmacro d g s b m1 d g s b pmos .model pmos pmos(VTO=-0.5 KP=50E-6 w=4u l=1u) .ends *********** .subckt nmosmacro_ovp d g s b m1 d g s b nmos .model nmos nmos(VTO=0.5 KP=100E-6 w=5u l=1u) .ends *********** .subckt pmosmacro_ovp d g s b m1 d g s b pmos .model pmos pmos(VTO=-0.5 KP=50E-6 w=10u l=1u) .ends ****************** *Note: ** Macro model is developed using the typical device parameters given in the data sheet with VIN = 14V power supply. Model does not take care of the device non-linearity with temperature variations. Model characteristics may not match actual device behavior at abnormal operating conditions. * Copyright (c) 2003-2012 Maxim Integrated Products. All Rights Reserved.