Linear Technology
DC1408A - LT3029EDE Demo Board | Dual Input, Dual Low Dropout, Low Noise, Micropower Linear Regulator, 2.3V ≤ VIN ≤ 20V, Vout1/Vout2 = 1.5V/1.8V/2.5V/3.3V/5V/Adj @ 500mA
Manual
LT3029 - Product Info
LTspice - Software