dc204a-a DC204A-A LT1676CS8 | High Voltage, High Efficiency, Step-Down Switching Regulator, 7V to 60VIN, 3.3V and 5V @ 0.5A Out (Thru-hole Input Cap) DC204A-A: Demo Board for the LT1676 Wide Input Range, High Efficiency, Step-Down Switching Regulator. DC204A-A