* MAX16832C MACROMODEL * ---------------------------- * Revision 1.0 4/2009 * ---------------------------- * Model Platform: Spice3 * ---------------------------- * The MAX16832, step-down constant-current high-brightness LED driver * provide a cost effective solution for automotive interior/exterior lighting, * architectural and ambient lighting, LED bulbs such as MR16 and other LED * illumination applications. * ---------------------------- * Connections: Model pin names are same as the device pin names. * Short PGND and GND during simulation. * ---------------------------- * Sub circuit name: MAX16832C * ---------------------------- *************************************************** .SUBCKT MAX16832C CS IN GND PGND LX DIM TEMP_I ************************************************** *UVLO (6.25V-ON,5.75V-OFF, 0.5V Hyst) VUV VUV1 GND 6.25V GUV GND UV1 POLY(2) IN VUV1 UV1 GND 0 1M 0.5M XDUV1 GND UV1 DA1 CUV UV1 GND 1P XDUV2 UV1 V1 DA1 VUV1 V1 GND 1V ************* *LDO EVIN1 VIN GND IN GND 1 RVIN VIN VCC1 10K XDVCC1 VCC1 VCC2 DA1 VCC1 VCC2 GND 5V EVCC1 VCC3 GND POLY(2)UV1 GND VCC1 GND 0 0 0 0 1 RVCC1 VCC3 VCC5 4 IVCC VCC5 VCC6 45M XDCC2 VCC6 VCC5 DA1 CVCC VCC6 VCC5 10P VLDCS VCC6 VCC 0V VLUV LVUV1 GND 4V GLUV GND LUV1 POLY(2) VCC LVUV1 LUV1 GND 0 1M 0.05M XDLUV1 GND LUV1 DA1 CLUV LUV1 GND 1P XDLUV2 LUV1 V1 DA1 ************* *DIM Buffer(1.7V-High,1.2-Low, 0.5V Hyst) VDIM DIM1 GND 1.7V GDIM GND DIM2 POLY(2) DIM DIM1 DIM2 GND 0 1M 0.5M XDDIM1 GND DIM2 DA1 CDIM DIM2 GND 0.5P XDDIM2 DIM2 V1 DA1 *Delay(200nS) EDIM1 DIM3 GND DIM2 GND 2 RDM1 DIM3 DIM4 1K TDM1 DIM4 GND DIM5 GND ZO=1K TD=158N RDM2 DIM5 GND 1K ************* *CS comparator *Input Current VCSC CS5 CS 0.2V RCSC CS5 CS6 200K XDCSC CS6 IN DA1 ****** VCSREF CSREF IN -230MV ETEMP CSREF1 CSREF T5 GND 142.8M GCS GND CS1 POLY(2) CSREF1 CS CS1 GND 0 10M 0.6M XDCS1 GND CS1 DA1 CCS CS1 GND 1P XDCS2 CS1 V1 DA1 ***** ECS1 CS3 GND DRV GND 1 RCS1 CS3 CS4 1K TDM2 CS4 GND CS5 GND ZO=1K TD=300N RCS3 CS5 GND 1K ************** *Gate Driver EAND1 AND1 GND POLY(2) LUV1 GND DIM5 GND 0 0 0 0 1 EAND2 AND2 GND POLY(2) AND1 GND V1 CS1 0 0 0 0 1 EOUT GD1 GND POLY(2) V1 AND2 VCC GND 0 0 0 0 1 *** *OUTPUT MP1 DRV PG VCC VCC MP1 L=1U W=100U MN1 DRV NG GND GND MN1 L=1U W=39U CLO1 DRV GND 20P *** CGS1 PG GND 10P RG1 GD1 PG 50 DG1 GD1 PG DB *** CGS2 NG GND 10P RD2 GD1 NG 50 DG2 NG GD1 DB ************** MCL DRV CG GND GND MN1 L=1U W=50U ECG1 CG GND POLY(2) DRV GND V1 LUV1 0 0 0 0 1 ************** ***Supply current GSUP1 IN GND UV1 GND 425U GSUP2 IN GND VCC3 VCC5 0.25 ************** CVCC1 VCC GND 20n XM1 LX DRV PGND PNDEV CGD LX DRV 35P C1 LX PGND 100P ************** *TEMP_I E5V V5 GND UV1 GND 5 IPU GND TEMP_I 25U XDPU TEMP_I V5 DA1 V2V T2 GND 2V ET1 T3 GND TEMP_I GND 1 ET2 T4 GND T2 TEMP_I 1 XDT1 T4 T5 DA1 RT1 T5 GND 1K CT1 T5 GND 10P ************************************************** .MODEL MP1 PMOS(VTO=-0.7 KP=50E-6) .MODEL MN1 NMOS(VTO=0.7 KP=100E-6) .MODEL DB D(IS=1E-12 CJO=1P) ************************************************** .ENDS MAX16832C ************************************************** .SUBCKT PNDEV 4 1 2 M1 3 1 2 2 NMOS1 W=32m L=0.25u R1 4 3 45m DBA 2 4 DBA CG1 1 2 450P **************************************************************** .MODEL NMOS1 NMOS (VTO=2.5V TOX=4E-8 RS=5E-3 RD=0 NSUB=2.8E17 + KP=6.2E-6 UO=620 VMAX=0 XJ=5E-7 KAPPA=1E-2 ETA=1E-4 TPG=1 IS=0 LD=0 + CGSO=0 CGDO=0 CGBO=0 NFS=0.8E12 DELTA=0.1 LEVEL=3 ) **************************************************************** .MODEL DBA D (CJO=22E-12 VJ=0.38 M=0.34 +RS=0.25 FC=0.1 IS=1.3E-11 TT=2.1E-8 N=1 BV=70) **************************************************************** .ENDS ************************************************** .SUBCKT DA1 1 2 D1 1 3 DB ED1 3 4 3 1 0.999 R2 4 2 1 RP 1 2 1G CSH 1 2 0.5P .MODEL DB D(IS=1E-12 CJO=1F) .ENDS **************************************************