################## Model Data Report ##################
============= SPICE Model =================
* PSpice Model Editor - Version 16.2.0
*$
* LM2940-N_12P0
*****************************************************************************
* (C) Copyright 2015 Texas Instruments Incorporated. All rights reserved.
*****************************************************************************
** This model is designed as an aid for customers of Texas Instruments.
** TI and its licensors and suppliers make no warranties, either expressed
** or implied, with respect to this model, including the warranties of
** merchantability or fitness for a particular purpose. The model is
** provided solely on an "as is" basis. The entire risk as to its quality
** and performance is with the customer.
*****************************************************************************
*
** Released by: WEBENCH Design Center, Texas Instruments Inc.
* Part: LM2940-N_12P0
* Date: 22JAN2015
* Model Type: TRANSIENT
* Simulator: PSPICE
* Simulator Version: 16.2.0.p001
* EVM Order Number:
* EVM Users Guide:
* Datasheet:SNVS769J–MARCH 2000–REVISED DECEMBER 2014
*
* Model Version: Final 1.00
*
*****************************************************************************
*
* Updates:
*
* Final 1.00
* Release to Web
*
*****************************************************************************
.SUBCKT LM2940-N_12P0_TRANS/TI IN OUT GND
x1 IN OUT GND GND LM2940-N_12P0_TRANS
*$
.SUBCKT LM2940-N_12P0_TRANS IN OUT GND_0 GND_1
C_C3 0 VYY 1n
R_Rgnd0 N303444 GND_0 100m TC=0,0
R_R11 VXX IN {RINP}
R_Rgnd1 N303444 GND_1 100m TC=0,0
R_R22 N303164 VXX {PSRR*RINP}
C_C1 VXX IN {1/(6.28*RINP*POLE)}
E_ABM1 N303678 0 VALUE { MIN(V(VXX), (V(Vzz)+(ILIM*ROUT))) }
C_C2 VXX N303164 {1/(6.28*PSRR*RINP*ZERO)}
R_R2 N303444 FB 2.7k
R_R5 VZZ VYY {ROUT}
R_R1 FB OUT 22.712k
X_F1 VZZ OUT IN VYY LM2940-N_12P0_F1
R_R6 N303678 VYY 10 TC=0,0
R_U1_R2 N303444 U1_N31769 1G
R_U1_R5 U1_N32109 N303164 10 TC=0,0
E_U1_ABM5 U1_N32109 0 VALUE { MIN(V(U1_N31769),
+ MAX(V(IN) - {DROP}, 0)) }
C_U1_C3 0 N303164 1n
E_U1_ABM4 U1_N32045 0 VALUE { V(U1_N31753)
+ * (ABS(V(OUT)) + 1e-6)
+ / (ABS(V(U1_N31685)) + 1e-6) }
X_U1_U3 U1_N32281 U1_OVSD INV_BASIC_GEN PARAMS: VDD=1 VSS=0
+ VTHRESH=500E-3
R_U1_R1 N303444 U1_N31753 1G
E_U1_ABM7 U1_N31943 0 VALUE { IF(V(U1_OVSD)>0.5, {VREF}, 0) }
R_U1_R3 U1_N31943 U1_N31753 {3.333e5*SQRT(TTRN)} TC=0,0
X_U1_U4 IN U1_N32233 U1_N321793 U1_N32281 COMPHYS_BASIC_GEN PARAMS:
+ VDD=1 VSS=0 VTHRESH=0.5
R_U1_R6 FB U1_N31685 1 TC=0,0
C_U1_C1 0 U1_N31753 {1e-6*SQRT(TTRN)} IC=0
V_U1_V5 U1_N321793 0 500m
C_U1_C4 0 U1_N31685 1n
R_U1_R4 U1_N32045 U1_N31769 10 TC=0,0
V_U1_V6 U1_N32233 0 30.25
C_U1_C2 0 U1_N31769 1n
.PARAM PSRR=5.012e-4 ILIM=1.9 POLE=20k ZERO=80k RINP=1e7 TTRN=1e-4 ROUT=15m
+ VREF=1.275 DROP=0.5
.ENDS LM2940-N_12P0_TRANS
*$
.SUBCKT LM2940-N_12P0_F1 1 2 3 4
F_F1 3 4 VF_F1 1
VF_F1 1 2 0V
.ENDS LM2940-N_12P0_F1
*$
.SUBCKT COMPHYS_BASIC_GEN INP INM HYS OUT PARAMS: VDD=1 VSS=0 VTHRESH=0.5
EIN INP1 INM1 INP INM 1
EHYS INP1 INP2 VALUE { IF( V(1) > {VTHRESH},-V(HYS),0) }
EOUT OUT 0 VALUE { IF( V(INP2)>V(INM1), {VDD} ,{VSS}) }
R1 OUT 1 1
C1 1 0 5n
RINP1 INP1 0 1K
.ENDS COMPHYS_BASIC_GEN
*$
.SUBCKT INV_BASIC_GEN A Y PARAMS: VDD=1 VSS=0 VTHRESH=0.5
E_ABMGATE YINT 0 VALUE {{IF(V(A) > {VTHRESH} ,
+ {VSS},{VDD})}}
RINT YINT Y 1
CINT Y 0 1n
.ENDS INV_BASIC_GEN
.ENDS LM2940-N_12P0_TRANS/TI
============= Model template =================
x%p %tIN %tOUT %tGND %m
