.subckt IR2153 Vcc Rt Ct COM LO VS HO VB R5 ARB3_N1 Rt 100 Rdead ARB3_N2 ARB4_OUT 1k Cdead ARB3_N2 COM 1.8n RdlyH CdlyH_P ARB5_OUT 1k CdlyH CdlyH_P COM 910p RdlyL CdlyL_P ARB3_OUT 1k CdlyL CdlyL_P COM 910p GARB1 Vcc COM VALUE={(75u+500u*(V(Vcc,COM)>8)+5m*exp(10*(V(Vcc,COM)-15.6)))*(V(Vcc,COM)>1)} *Micropower startup VCC supply current 75u ; Quiescent VCC supply current 500u; VCC zener clamp voltage 15.6V On ICC = 5mA EARB2 ARB3_N1 COM VALUE={V(ARB7_N1,COM)*((V(Ct,COM)4) OR (V(Ct,COM)8 AND V(ARB3_N2,COM)>2.5 )* (V(ARB3_N3,COM)>2.5)} EARB4 ARB4_OUT COM VALUE={5*( V(ARB3_N1,COM)>0.1 AND V(Ct,COM)>V(ARB3_N1,COM)/3)} EARB5 ARB5_OUT COM VALUE={5*( V(ARB3_N1,COM)<8 AND V(ARB3_N2,COM)<2.5 AND V(ARB7_N1,COM)>1)} EARB6 ARB7_N1 COM VALUE={V(Vcc,COM)*((V(Vcc,COM)>8 AND V(ARB7_N1,COM)>0.2)OR(V(Vcc,COM)>9 AND V(ARB7_N1,COM)<0.1))} ;* VCC undervoltage lockout Hysteresis EARB7 ARB3_N3 COM VALUE={4*( V(Ct,COM)>V(ARB7_N1,COM)/6)} ; * for Inhibit LO in SD mode GARB8 Ct COM VALUE={(V(ARB7_N1,COM)<1)*0.8m*( V(Ct,COM)>0.1)} ;* ICTUV UV-mode CT pin pulldown current 0.8mA S1 HO VS CdlyH_P COM SVL S2 VB HO CdlyH_P COM SVH S3 Vcc LO CdlyL_P COM SVH S4 LO COM CdlyL_P COM SVL .MODEL SVH VSWITCH (RON=50 ROFF=1Meg VON=2.5 VOFF=2.45) .MODEL SVL VSWITCH (RON=50 ROFF=1Meg VON=2.45 VOFF=2.5) .ends IR2153