The LTS-4817CTB-PR is a 48-volt, 17-watt, constant-current driver power supply from Lite-On. It offers an adjustable output current range of 0.3a to 600ma, with a ripple and noise level of <30mvp-p. The efficiency rating is 85% minimum, and it operates from 100 to 240V a.c. input voltages. It has a small form factor of 2.4” x 2.4” x 0.67”, and its maximum operating temperature is +40°C. It also features over-voltage, over-temperature, and short circuit protections.