Firstly, only the latest LTSpice IV is available,and sources insist only WinXP "or better" will run it. So tried to get old SwitcherCAD III; unobtanium. Said, WTF, loaded the LTSpice IV exe, ran it; looks OK - no errors anyway.
BUT I have this National Semiconductor Spice file and it barfs on it "Unknown schematic syntax .SUBCKT LM185/27C 99 2" and do not knowhow to fix that. Copy of listing below (260 lines).
- MANUFACTURERS PART NO. = LM185BYH/883 (NATIONAL SEMICONDUCTOR)
- TYPE: IC_LINEAR
- SUBTYPE: REFERENCE
- THIS FILE CONTAINS 3 PRE-RAD SPICE2G.6 COMPATIBLE MODELS AT VARIOUS TEMPS
- OF THE LM185 TWO TERMINAL 1.2V REF.
- PARAMETER MODELS EXTRACTED FROM MEASURED DATA
- CREATION DATE : 07-02-90
- DEVELOPED AT.
- RAD: PRERAD
- TEMP= 27
- THIS COULD POTENTIALLY LEAD TO ERRORS IN CKT. SIMULATIONS IF USED
- AS A RECTIFIER OR IN SWITCHING APPLICATIONS.
- MEASURED TRR = 1.03US, SIMULATED TRR = 720.4NS.
- .SUBCKT LM185/27C 99 2 D1 2 99 DLEAK R1 2 99 1E12 R2 6 99 0.12 M1 2 2 6 8 MOS1 R3 6 8 1E12 D2 99 2 DFOR .MODEL DLEAK D (
- IS = 2E-6
- RS = 34.8744396
- N = 53
- TT = 0
- CJO = 0
- VJ = 1
- M = .5
- EG = 1.11
- XTI = 3
- KF = 0
- AF = 1
- FC = .5
- BV = 1E5
- IBV = .001
- ) .MODEL MOS1 NMOS (
- LEVEL = 1
- VTO = 2.512
- KP = 1E7
- GAMMA = 0
- PHI = .6
- LAMBDA = 0
- RD = 0
- RS = 0
- CBD = 0
- CBS = 0
- IS = 1E-14
- PB = .8
- CGSO = 0
- CGDO = 0
- CGBO = 0
- RSH = 0
- CJ = 0
- MJ = .5
- CJSW = 0
- MJSW = .33
- JS = 1E-08
- TOX = .0000001
- NSS = 0
- NFS = 0
- TPG = 1
- XJ = 0
- LD = 0
- UO = 600
- UCRIT = 10000
- UEXP = 0
- UTRA = 0
- VMAX = 0
- NEFF = 1
- XQC = 1
- KF = 0
- AF = 1
- FC = .5
- DELTA = 0
- THETA = 0
- ETA = 0
- KAPPA = .2
- ) .MODEL DFOR D (
- IS = 5.173495E-9
- RS = 13.7420803
- N = 2.0242147
- TT = 9.74E-7
- CJO = 7.094324E-11
- VJ = 0.6122206
- M = 0.2691849
- EG = 1.11
- XTI = 3
- KF = 0
- AF = 1
- FC = 0.5
- BV = 1E5
- IBV = .001
- ) .ENDS LM185/27C
- MANUFACTURERS PART NO. = LM185BYH/883 (NATIONAL SEMICONDUCTOR)
- TYPE: IC_LINEAR
- SUBTYPE: REFERENCE
- THIS FILE CONTAINS A PRE-RAD TEMPERATURE DEPENDENT SPICE2G.6 COMPATIBLE
- MODEL OF THE LM185BYH ADJUSTABLE 1.2-5.3V REF
- CREATION DATE : 11-28-90
- LM185 ADJUSTABLE VOLTAGE REFERENCE "MACROMODEL" SUBCIRCUIT
- THIS IS A TRANSISTOR LEVEL MODEL WHICH USES DEFAULT TRANSISTOR VALUES
- (EBER'S MOLL) AND FOLLOWS THE SCHEMATIC OF THE NATIONAL DATA SHEET. Q10
- (ONE OF THE NPN TRANSISTORS IN THE BANDGAP REFERENCE SECTION) HAS A SCALING
- FACTOR OF 10. THIS MODEL CAN BE USED WITH A .TEMP CARD. IT ACCURATELY
- SIMULATES CHANGE IN VREF WITH CHANGE IN CURRENT, ZOUT, AND IFEEDBACK.
- 2 MV AND AT 125 C BY 27 MV FOR IR = 8 UA AND IR = 100 UA.
- SINCE THIS IS A TRANSISTOR LEVEL MODEL(WITH 13 TRANSISTORS), CIRCUIT
- SIMULATION TIME IS INCREASED.
- CONNECTIONS: PLUS
- | ADJUST
- | | MINUS
- | | | .SUBCKT LM185 1 5 6
- R6 1 2 200E3 R7 2 3 50E3 R8 3 4 300E3 Q14 6 5 4 PNPNOM Q13 7 7 1 PNPNOM Q10 7 3 8 NPNNOM 10 Q9 8 12 6 NPNNOM Q12 9 7 1 PNPNOM Q11 9 2 8 NPNNOM R5 1 12 600E3 Q8 12 12 6 NPNNOM Q7 13 9 1 PNPNOM Q6 13 12 6 NPNNOM R2 1 14 7.5E3 Q4 15 15 14 PNPNOM Q5 15 13 16 NPNNOM R3 16 6 500 Q3 17 15 1 PNPNOM R1 17 6 100E3 Q1 1 17 6 NPNNOM C1 17 15 20E-12 C2 13 9 20E-12 D1 6 1 DZENER .MODEL NPNNOM NPN(
- IS = 1E-16
- BF = 100
- NF = 1
- VAF = 9.9999E+13
- IKF = 9.9999E+13
- ISE = 0
- NE = 1.5
- BR = 1
- NR = 1
- VAR = 9.9999E+13
- IKR = 9.9999E+13
- ISC = 0
- NC = 2
- RB = 0
- IRB = 9.9999E+13
- RBM = 0
- RE = 0
- RC = 0
- CJE = 0
- VJE = .75
- MJE = .33
- TF = 0
- XTF = 0
- VTF = 9.9999E+13
- ITF = 0
- PTF = 0
- CJC = 0
- VJC = .75
- MJC = .33
- XCJC = 1
- TR = 0
- CJS = 0
- VJS = .75
- MJS = 0
- XTB = 0
- EG = 1.11
- XTI = 3
- KF = 0
- AF = 1
- FC = .5
- ) .MODEL PNPNOM PNP(
- IS = 1E-16
- BF = 100
- NF = 1
- VAF = 9.9999E+13
- IKF = 9.9999E+13
- ISE = 0
- NE = 1.5
- BR = 1
- NR = 1
- VAR = 9.9999E+13
- IKR = 9.9999E+13
- ISC = 0
- NC = 2
- RB = 0
- IRB = 9.9999E+13
- RBM = 0
- RE = 0
- RC = 0
- CJE = 0
- VJE = .75
- MJE = .33
- TF = 0
- XTF = 0
- VTF = 9.9999E+13
- ITF = 0
- PTF = 0
- CJC = 0
- VJC = .75
- MJC = .33
- XCJC = 1
- TR = 0
- CJS = 0
- VJS = .75
- MJS = 0
- XTB = 0
- EG = 1.11
- XTI = 3
- KF = 0
- AF = 1
- FC = .5
- ) .MODEL DZENER D(
- IS = 1E-14
- RS = 0
- N = 1
- TT = 0
- CJO = 0
- VJ = 1
- M = .5
- EG = 1.11
- XTI = 3
- KF = 0
- AF = 1
- FC = .5
- BV = 6.3
- IBV = .001
- ) .ENDS LM185