**** 07/12/23 15:58:52 ******* PSpice 17.4.0 (Nov 2018) ******* ID# 0 ******** ** Profile: "SCHEMATIC1-Steady State" [ G:\Engineering\Simulations\lm3488-pspi **** CIRCUIT DESCRIPTION ****************************************************************************** ** Creating circuit file "Steady State.cir" ** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS *Libraries: * Profile Libraries : * Local Libraries : * From [PSPICE NETLIST] section of C:\cds_spb_home\cdssetup\OrCAD_PSpiceTIPSpice_Install\17.4.0\PSpice.ini file: .lib "nom_pspti.lib" .lib "nom.lib" *Analysis directives: .TRAN 0 80u 0 0.01u .OPTIONS ADVCONV .OPTIONS FILEMODELSEARCH .PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) .INC "..\SCHEMATIC1.net" **** INCLUDING SCHEMATIC1.net **** * source LM3488-SIM X_U1 0 N01866 N01439 N01821 N01523 N01326 0 VIN LM3488_TRANS PARAMS: + SS={SS} X_U2 N01458 N01439 N01387 CSD19538Q3A L_L1 N01458 VIN 33u L_L2 N01467 0 33u C_C4 VIN 0 10u C_C5 0 VIN 0.1u TC=0,0 C_C6 0 N01866 510p TC=0,0 C_C7 0 N01901 0.1u TC=0,0 R_R1 N01901 N01866 1.3k TC=0,0 R_R2 0 N01821 31.6k TC=0,0 R_R3 0 VIN 10k TC=0,0 C_C8 N01467 N01458 1u TC=0,0 C_C9 VOUT 0 47u IC={11.5*SS} R_R4 VOUT N01523 84.5k TC=0,0 R_R5 N01523 0 10k TC=0,0 R_R6 N01387 0 0.05 TC=0,0 R_R7 N01326 N01387 100 TC=0,0 C_C10 0 N01326 680p TC=0,0 V_V1 VIN 0 12Vdc D_D1 N01467 VOUT Dbreak R_R8 VOUT 0 1 TC=0,0 Kn_K1 L_L1 L_L2 1 .PARAM ss=1 **** RESUMING "Steady State.cir" **** .END INFO(ORPSIM-15453): Model X_U2.NMOS: Using BSIM VERSION 3.2 **** 07/12/23 15:58:52 ******* PSpice 17.4.0 (Nov 2018) ******* ID# 0 ******** ** Profile: "SCHEMATIC1-Steady State" [ G:\Engineering\Simulations\lm3488-pspi **** Diode MODEL PARAMETERS ****************************************************************************** X_U2.DBD T_Measured 25 T_Current 27 IS 500.000000E-15 N 1.06 BV 101 RS 4.000000E-03 TT 2.000000E-09 CJO 7.500000E-15 VJ .5 M .625 XTI 3.3 TRS1 4.000000E-03 **** 07/12/23 15:58:52 ******* PSpice 17.4.0 (Nov 2018) ******* ID# 0 ******** ** Profile: "SCHEMATIC1-Steady State" [ G:\Engineering\Simulations\lm3488-pspi **** MOSFET MODEL PARAMETERS ****************************************************************************** X_U2.NMOS X_U2.PMOSd NMOS PMOS T_Measured 25 27 T_Current 27 27 LEVEL 7 1 L 100.000000E-06 100.000000E-06 W 100.000000E-06 100.000000E-06 VTO .7 -.3 KP 51.797160E-06 51.797160E-06 GAMMA 0 10 PHI .954626 LAMBDA 0 0 IS 1.000000E-15 60.000000E-15 JS 0 0 PB 1 .8 PBSW 1 .8 CJ 1.000000E-18 1.000000E-18 CJSW 1.000000E-18 1.000000E-18 CGSO 1.000000E-18 1.000000E-18 CGDO 1.000000E-18 1.000000E-18 CGBO 1.000000E-18 0 NSUB 10.000000E+15 1.500000E+18 TOX 40.000000E-09 40.000000E-09 XJ 300.000000E-09 0 UCRIT 10.000000E+03 10.000000E+03 DELTA .022 DIOMOD 2 1 VFB -1 0 LETA 0 0 WETA 0 0 U0 600 0 TEMP 0 VDD 5 XPART 0 0 UA 14.000000E-09 UB 5.000000E-18 UC -46.500000E-12 VSAT 80.000000E+03 RDSW 0 VOFF .1 NFACTOR 2 PCLM .25 PDIBL1 .02 PDIBL2 4.000000E-03 DROUT .9 PSCBE1 300.000000E+06 PSCBE2 1.000000E-06 A0 1 A1 0 A2 1 NPEAK 148.500000E+15 VBM -5 LDD 0 LITL 189.736700E-09 KT1 -1.15 UA1 25.000000E-12 UB1 -800.000000E-21 UC1 -56.000000E-12 PVAG .1 ETA0 5.000000E-03 KT1L 1.000000E-15 DSUB 1.4 MOBMOD 1 PRWG 0 LINT 55.000000E-09 DLC 55.000000E-09 DWC 0 CF 0 NOIA 100.000000E+18 NOIB 50.000000E+03 NOIC -1.400000E-12 VTM .025692 VERSION 3.2 PBSWG 1 MJSWG .33 CJSWG 1.000000E-18 JTSCD 0 TOXM 40.000000E-09 LLC 0 LWC 0 LWLC 0 WLC 0 WWC 0 WWLC 0 **** 07/12/23 15:58:52 ******* PSpice 17.4.0 (Nov 2018) ******* ID# 0 ******** ** Profile: "SCHEMATIC1-Steady State" [ G:\Engineering\Simulations\lm3488-pspi **** Resistor MODEL PARAMETERS ****************************************************************************** X_U2.RTEMP R 1 TC1 6.000000E-03 TC2 20.000000E-06 **** 07/12/23 15:58:52 ******* PSpice 17.4.0 (Nov 2018) ******* ID# 0 ******** ** Profile: "SCHEMATIC1-Steady State" [ G:\Engineering\Simulations\lm3488-pspi **** INITIAL TRANSIENT SOLUTION TEMPERATURE = 27.000 DEG C ****************************************************************************** NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE ( VIN) 12.0000 ( VOUT) 11.4770 (N01326)-625.9E-06 (N01387)-312.8E-09 (N01439) 28.79E-12 (N01458) 12.0000 (N01467)-855.5E-18 (N01523) 1.2145 (N01821) .9693 (N01866) 1.6929 (N01901) 1.6929 (X_U2.4) 12.0000 (X_U2.5) 28.79E-12 (X_U2.6)-312.8E-09 (X_U2.7) 12.0000 (X_U2.8)-312.8E-09 (X_U2.9)-312.8E-09 (X_U1.FA) .9693 (X_U1.OC) 0.0000 (X_U1.OV) 0.0000 (X_U1.SS) 1.701E-06 (X_U2.10) 12.0000 (X_U2.11) 28.79E-12 (X_U2.12)-312.8E-09 (X_U1.CLK) .2000 (X_U1.OC1) 0.0000 (X_U1.OC2) 0.0000 (X_U1.REF) 1.701E-06 (X_U1.SET) 0.0000 (X_U1.VCC) 7.1811 (X_U1.RAMP) -.0625 (X_U1.UVLO) 2.5000 (X_U1.V7P2) 7.1811 (X_U1.FBVAL) 1.2145 (X_U1.OCDLY) 0.0000 (X_U1.RESET) 1.0000 (X_U1.X_U2.3) 0.0000 (X_U1.X_U2.5) 24.38E-06 (X_U1.X_U7.1) 1.0000 (X_U2.xcds.5) 12.0000 (X_U2.xcds.6) 94.50E-12 (X_U2.xcds.7) 0.0000 (X_U2.xcds.8) 0.0000 (X_U2.xcgd.5) 12.0000 (X_U2.xcgd.6) 11.40E-12 (X_U2.xcgd.7) 0.0000 (X_U2.xcgd.8) 0.0000 (X_U1.DRVRSIG) -3.0000 (X_U1.OSCSHUT) 0.0000 (X_U1.PWM_CLK) 0.0000 (X_U1.VGM_REF) 1.2600 (X_U1.X_U2.12) 0.0000 (X_U1.X_U2.13) .0619 (X_U1.COMP_NEG) .3589 (X_U1.COMP_POS)-625.9E-06 (X_U1.X_U2.FSW) 476.0E+03 (X_U1.N16850239) 0.0000 (X_U1.N16855996) -3.0000 (X_U1.N16875644) 1.0000 (X_U1.N16907101) 0.0000 (X_U1.N16908277) 1.0000 (X_U1.N16909753) 1.0000 (X_U1.N16926804) 2.8500 (X_U1.N16927149) .1700 (X_U1.N16930285) 1.0000 (X_U1.N16931482) 1.0000 (X_U1.N16943331) 2.8000 (X_U1.N16943348) 2.3820 (X_U1.N16945907) 0.0000 (X_U1.N16966720) 1.0000 (X_U1.X_U10.MY5) 1.0000 (X_U1.X_U10.Qbr) 1.0000 (X_U1.X_U10.Qqq) 2.002E-15 (X_U1.X_U2.0P1V) 0.0000 (X_U1.X_U3.YINT) 1.0000 (X_U1.X_U5.YINT) 1.0000 (X_U1.X_U6.YINT) 1.0000 (X_U1.X_U7.INM1) -9.1500 (X_U1.X_U7.INP1) 0.0000 (X_U1.X_U7.INP2) .1700 (X_U1.FB_NOSPIKE) 1.2145 (X_U1.X_erramp.1) 1.4108 (X_U1.X_erramp.2) .0455 (X_U1.X_erramp.3) 1.4108 (X_U1.X_erramp.4) 1.4108 (X_U1.X_erramp.5) 1.4108 (X_U1.X_erramp.9) 1.4108 (X_U1.X_U10.Qint) 2.002E-15 (X_U1.X_U2.FABY5) 0.0000 (X_U1.X_U2.FAINT) .9693 (X_U1.X_erramp.10) 5.0000 (X_U1.X_erramp.11) 1.3000 (X_U1.X_U1.TONMIN) 0.0000 (X_U1.X_U10.MYVSS) 0.0000 (X_U1.X_U10.Qqqd1) 0.0000 (X_U1.X_U137.YINT) 0.0000 (X_U1.X_U2.FA_GEN) 1.0000 (X_U1.X_U2.VCO_SQ) 0.0000 (X_U1.X_U1.TON325N) 2.016E-15 (X_U1.FA_SD_30UHIGH) 0.0000 (X_U1.X_U10.X3.YINT) 0.0000 (X_U1.X_U2.SAWTOOTH) 59.15E-09 (X_U1.X_U1.N16793493) 1.0000 (X_U1.X_U1.N16793497) 1.0000 (X_U1.X_U1.N16793552) 1.0000 (X_U1.X_U1.N16795506) 1.0000 (X_U1.X_U1.X_U17.MY5) 5.0000 (X_U1.X_U1.X_U17.Qbr) 1.0000 (X_U1.X_U1.X_U17.Qqq) 10.00E-15 (X_U1.X_U2.FA_SD_INT) 0.0000 (X_U1.X_U2.N16789125) 0.0000 (X_U1.X_U2.N16819994) 476.0E+03 (X_U1.X_U2.N16828837) 0.0000 (X_U1.X_U2.N16832334) 0.0000 (X_U1.X_U2.N16834021) 1.0000 (X_U1.X_U2.X_U10.MY5) 1.0000 (X_U1.X_U2.X_U10.Qbr) 1.0000 (X_U1.X_U2.X_U10.Qqq) 2.002E-15 (X_U1.X_U2.X_U2.YINT) 0.0000 (X_U1.X_U1.N167973070) 1.0000 (X_U1.X_U1.X_U17.Qint) 10.00E-15 (X_U1.X_U2.X_U10.Qint) 2.002E-15 (X_U1.X_U2.X_U788.INT) 41.30E-24 (X_U1.X_U1.X_U137.YINT) 1.0000 (X_U1.X_U1.X_U138.YINT) 1.0000 (X_U1.X_U1.X_U17.Qqqd1) 0.0000 (X_U1.X_U2.X_U10.MYVSS) 0.0000 (X_U1.X_U2.X_U10.Qqqd1) 0.0000 (X_U1.X_U1.X_U17.CLKdel) 1.0000 (X_U1.X_U1.X_U17.CLKint) 0.0000 (X_U1.X_U1.X_U17.X2.YINT) 0.0000 (X_U1.X_U2.X_U10.X3.YINT) 0.0000 (X_U1.X_U1.X_U17.X1.YINT1) 0.0000 (X_U1.X_U1.X_U17.X1.YINT2) 0.0000 (X_U1.X_U1.X_U17.X1.YINT3) 1.0000 (X_U1.X_U1.X_U17.X3.YINT1) 0.0000 (X_U1.X_U1.X_U17.X3.YINT2) 0.0000 (X_U1.X_U1.X_U17.X3.YINT3) 0.0000 (X_U1.X_U2.X_U788.X_U1.YINT) 0.0000 (X_U1.X_U2.X_U788.X_U22.YINT) 1.0000 (X_U1.X_U2.X_U788.IN_B_DELAYED) 1.0000 VOLTAGE SOURCE CURRENTS NAME CURRENT V_V1 -1.205E-03 X_U1.V_Iss_tst 8.505E-04 X_U1.V_V3 -6.901E-13 X_U1.V_V2 0.000E+00 X_U1.V_V1 0.000E+00 X_U1.V_IFA 3.067E-05 X_U1.X_U10.V1 -1.001E-12 X_U1.X_U10.V2 2.776E-27 X_U1.X_U1.V_V2 -1.010E-12 X_U1.X_U1.V_V1 0.000E+00 X_U1.X_erramp.V2 4.029E-13 X_U1.X_erramp.V5 -3.599E-12 X_U1.X_U2.V_IFA 3.067E-05 X_U1.X_U2.V_p1V -5.919E-18 X_U2.xcgd.v1 0.000E+00 X_U2.xcds.v1 0.000E+00 X_U1.X_U1.X_U17.V1 -5.001E-12 X_U1.X_U2.X_U10.V1 -1.001E-12 X_U1.X_U2.X_U10.V2 2.776E-27 TOTAL POWER DISSIPATION 1.45E-02 WATTS Reducing minimum delta to make the circuit converge. Reducing minimum delta to make the circuit converge. ERROR(ORPSIM-15138): Convergence problem in Transient Analysis at Time = 1.050E-06. Time step = 376.1E-21, minimum allowable step size = 1.000E-18 These voltages failed to converge: V(N01458) = 3.754GV \ -3.993mV V(N01467) = 3.754GV \ -11.89V V(N01387) = 3.449GV \ -2.753mV V(N01326) = 172.14mV \ 19.55mV V(X_U1.N16855996) = 26.06V \ 10.18V V(N01439) = 23.06V \ 7.181V V(X_U1.DRVRSIG) = 26.06V \ 10.18V V(X_U1.COMP_POS) = 172.14mV \ 19.55mV V(X_U2.10) = -10.00GV \ 18.51V V(X_U2.11) = -10.00GV \ 25.62V V(X_U2.12) = -10.00GV \ 18.42V V(X_U2.5) = 7.389GV \ 7.115V V(X_U2.8) = 3.452GV \ -2.522mV V(X_U2.9) = -10.00GV \ 9.208V V(X_U2.6) = 3.452GV \ -2.689mV V(X_U2.7) = -10.00GV \ 18.53V V(X_U2.4) = -10.00GV \ 18.53V V(X_U2.xcgd.5) = -305.72MV \ 1.240mV V(X_U2.xcgd.6) = 3.057mV \ 50.39pV V(X_U2.xcgd.8) = 10.00GV \ -78.85mV V(X_U2.xcds.5) = -305.72MV \ 1.240mV V(X_U2.xcds.6) = 26.29mV \ 453.89pV V(X_U2.xcds.8) = 10.00GV \ -78.85mV These supply currents failed to converge: I(X_U1.E_Edriver) = 1.150uA \ -419.46nA I(X_U1.E_E_bias) = 10.59A \ 39.94uA I(X_U1.E_GAIN3) = 22.78uA \ 25.32uA I(X_U2.xcgd.e1) = 305.72A \ -1.240nA I(X_U2.xcgd.e2) = -3.057nA \ -50.39e-18A I(X_U2.xcgd.e3) = -1.248MA \ 78.85nA I(X_U2.xcds.e1) = 305.72A \ -1.240nA I(X_U2.xcds.e2) = -26.29nA \ -453.89e-18A I(X_U2.xcds.e3) = -1.248MA \ 78.85nA I(L_L1) = 0A \ -115.00A I(L_L2) = -371.32mA \ 114.63A I(X_U2.LGG) = -10.59A \ -40.00uA I(X_U2.L) = 392.43mA \ 371.30mA I(X_U2.LDD) = 17.54MA \ 371.47mA I(V_V1) = 7.181uA \ -115.00A I(X_U2.xcgd.v1) = 10.00GA \ -78.85mA I(X_U2.xcds.v1) = 10.00GA \ -78.85mA I(X_U1.X_U1.X_U17.V1) = 1.897uA \ 1.900uA These devices failed to converge: D_D1 X_U2.DBD X_U1.E_E_OC X_U2.xcgd.e1 X_U2.xcgd.e2 X_U2.xcds.e1 X_U2.xcds.e2 X_U2.xcgd.g1 X_U2.xcds.g1 X_U1.M_M1 Last node voltages tried were: NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE ( VIN) 12.0000 ( VOUT) 11.2260 (N01326) .1721 (N01387) 3.449E+09 (N01439) 23.0610 (N01458) 3.754E+09 (N01467) 3.754E+09 (N01523) 1.1879 (N01821) .9693 (N01866) 1.7011 (N01901) 1.6929 (X_U2.4)-10.00E+09 (X_U2.5) 7.389E+09 (X_U2.6) 3.452E+09 (X_U2.7)-10.00E+09 (X_U2.8) 3.452E+09 (X_U2.9)-10.00E+09 (X_U1.FA) .9693 (X_U1.OC) 0.0000 (X_U1.OV) 0.0000 (X_U1.SS) 894.7E-06 (X_U2.10)-10.00E+09 (X_U2.11)-10.00E+09 (X_U2.12)-10.00E+09 (X_U1.CLK) .2000 (X_U1.OC1) 0.0000 (X_U1.OC2) 0.0000 (X_U1.REF) 894.7E-06 (X_U1.SET) 0.0000 (X_U1.VCC) 7.1811 (X_U1.RAMP) .7189 (X_U1.UVLO) 2.5000 (X_U1.V7P2) 7.1811 (X_U1.FBVAL) 1.1879 (X_U1.OCDLY) 0.0000 (X_U1.RESET) 1.0000 (X_U1.X_U2.3) 0.0000 (X_U1.X_U2.5) 24.38E-06 (X_U1.X_U7.1) 1.0000 (X_U2.xcds.5)-305.7E+06 (X_U2.xcds.6) .0263 (X_U2.xcds.7) 0.0000 (X_U2.xcds.8) 10.00E+09 (X_U2.xcgd.5)-305.7E+06 (X_U2.xcgd.6) .0031 (X_U2.xcgd.7) 0.0000 (X_U2.xcgd.8) 10.00E+09 (X_U1.DRVRSIG) 26.0610 (X_U1.OSCSHUT) 0.0000 (X_U1.PWM_CLK) 1.0000 (X_U1.VGM_REF) 1.2600 (X_U1.X_U2.12) 0.0000 (X_U1.X_U2.13) .0619 (X_U1.COMP_NEG) .3172 (X_U1.COMP_POS) .1721 (X_U1.X_U2.FSW) 476.0E+03 (X_U1.N16850239) 0.0000 (X_U1.N16855996) 26.0610 (X_U1.N16875644) 1.0000 (X_U1.N16907101) 0.0000 (X_U1.N16908277) 1.0000 (X_U1.N16909753) 1.0000 (X_U1.N16926804) 2.8500 (X_U1.N16927149) .1700 (X_U1.N16930285) 1.0000 (X_U1.N16931482) 1.0000 (X_U1.N16943331) 2.8000 (X_U1.N16943348) 2.3820 (X_U1.N16945907) 0.0000 (X_U1.N16966720) 1.0000 (X_U1.X_U10.MY5) 1.0000 (X_U1.X_U10.Qbr) 1.0000 (X_U1.X_U10.Qqq) -.0563 (X_U1.X_U2.0P1V) .1000 (X_U1.X_U3.YINT) 1.0000 (X_U1.X_U5.YINT) 1.0000 (X_U1.X_U6.YINT) 1.0000 (X_U1.X_U7.INM1) -9.1500 (X_U1.X_U7.INP1) 0.0000 (X_U1.X_U7.INP2) .1700 (X_U1.FB_NOSPIKE) 1.1902 (X_U1.X_erramp.1) 2.0050 (X_U1.X_erramp.2) .0647 (X_U1.X_erramp.3) 2.0050 (X_U1.X_erramp.4) 2.0204 (X_U1.X_erramp.5) 2.0204 (X_U1.X_erramp.9) 2.0050 (X_U1.X_U10.Qint) -.0563 (X_U1.X_U2.FABY5) 0.0000 (X_U1.X_U2.FAINT) .9693 (X_U1.X_erramp.10) 5.0000 (X_U1.X_erramp.11) 1.3000 (X_U1.X_U1.TONMIN) 1.0000 (X_U1.X_U10.MYVSS) 0.0000 (X_U1.X_U10.Qqqd1) 0.0000 (X_U1.X_U137.YINT) 0.0000 (X_U1.X_U2.FA_GEN) 1.0000 (X_U1.X_U2.VCO_SQ)-212.7E-06 (X_U1.X_U1.TON325N) 1.0542 (X_U1.FA_SD_30UHIGH) 0.0000 (X_U1.X_U10.X3.YINT) 0.0000 (X_U1.X_U2.SAWTOOTH) .4808 (X_U1.X_U1.N16793493) 1.0000 (X_U1.X_U1.N16793497) 0.0000 (X_U1.X_U1.N16793552) 1.0000 (X_U1.X_U1.N16795506) 0.0000 (X_U1.X_U1.X_U17.MY5) 5.0000 (X_U1.X_U1.X_U17.Qbr) 0.0000 (X_U1.X_U1.X_U17.Qqq) 5.0560 (X_U1.X_U2.FA_SD_INT) 0.0000 (X_U1.X_U2.N16789125) 0.0000 (X_U1.X_U2.N16819994) 476.0E+03 (X_U1.X_U2.N16828837) 0.0000 (X_U1.X_U2.N16832334) 0.0000 (X_U1.X_U2.N16834021) 1.0000 (X_U1.X_U2.X_U10.MY5) 1.0000 (X_U1.X_U2.X_U10.Qbr) 1.0000 (X_U1.X_U2.X_U10.Qqq) -.0563 (X_U1.X_U2.X_U2.YINT) 0.0000 (X_U1.X_U1.N167973070) 1.0000 (X_U1.X_U1.X_U17.Qint) 5.0560 (X_U1.X_U2.X_U10.Qint) -.0563 (X_U1.X_U2.X_U788.INT) .0090 (X_U1.X_U1.X_U137.YINT) 1.0000 (X_U1.X_U1.X_U138.YINT) 0.0000 (X_U1.X_U1.X_U17.Qqqd1) 1.0000 (X_U1.X_U2.X_U10.MYVSS) 0.0000 (X_U1.X_U2.X_U10.Qqqd1) 0.0000 (X_U1.X_U1.X_U17.CLKdel) 1.0000 (X_U1.X_U1.X_U17.CLKint) 0.0000 (X_U1.X_U1.X_U17.X2.YINT) 0.0000 (X_U1.X_U2.X_U10.X3.YINT) 0.0000 (X_U1.X_U1.X_U17.X1.YINT1) 0.0000 (X_U1.X_U1.X_U17.X1.YINT2) 153.1E-24 (X_U1.X_U1.X_U17.X1.YINT3) 1.0000 (X_U1.X_U1.X_U17.X3.YINT1) 1.0000 (X_U1.X_U1.X_U17.X3.YINT2) 1.0000 (X_U1.X_U1.X_U17.X3.YINT3) 1.0000 (X_U1.X_U2.X_U788.X_U1.YINT) 0.0000 (X_U1.X_U2.X_U788.X_U22.YINT) 1.0000 (X_U1.X_U2.X_U788.IN_B_DELAYED) .0738 **** Interrupt ****