* source BUCK-BOOST
V_V1         N00350 0 8.5V
V_V2         N00551 0 0.75V
L_L1         N00526 N00536  10uH IC=3A 
R_R1         N00536 0  10m  
R_R2         N00414 0  8.0  
C_C1         0 N00414  100uF IC=24V 
s_S1         N00350,N00526,N00554,0, mod_S1 
.model      mod_S1 vswitch (ron=1m]
E_PWM_SAW1_ABM2_2         N00554 0 VALUE { IF(V(N00551)-V(PWM_SAW1_N00160)>0,
+  1, 0)    }
V_PWM_SAW1_V1         PWM_SAW1_N00160 0  
+PULSE 0 1 0 {1/100kHz-0.02us} 0.01us 0.01us {1/100kHz}
d_D2         N00414, N00526, mod_D2 
.model        mod_D2 d (rs=1m)
X_U1         N00414 N00607 Sw_tClose PARAMS: tClose=1.5ms ttran=1u Rclosed=0.01
+  Ropen=1Meg
R_R3         N00607 0  8.0