Analog Devices Inc. DC2833A Demonstration Circuit is a 100V monolithic DC/DC step-down regulator featuring the LTC®7103-1 step-down switching regulator. This demonstration board is designed for a 5V/2.3A output from a 5V to 100V input operation at a 400kHz switching frequency. The DC2833A demonstration circuit has a peak efficiency of 93.5% at 12VIN, 88.3% at 48VIN, and 81.5% at 100VIN. This demo board has an EMI filter installed and also provides a current monitor and output clock signal to interface with an external application circuit. The DC2833A demo board features a wide input range that makes it suitable for automotive, industrial, medical instrument, and telecom applications.