Linear Technology
DC832A - LT3028DHC Demo Board | Dual Input, Dual Output Linear Regulator, 2.3V ≤ VIN ≤ 20V, Vout1 = 2.5V/3.3V/5V @ 500mA, Vout2 = 2.5V/3.3V/5V @ 100mA
Manual
LT3028 - Product Info
LTspice - Software