Linear Technology
DC2358A - LTM8068 Demo Board | 2kV AC Isolated μModule Flyback with LDO, 4.5V ≤ VIN ≤ 40V, Vout1 = 5.6V @ up to 460mA, Vout2 = 5V Post-Reg LDO
Manual
LTM8068 - Product Info
LTspice - Software