External power supply
The TRG30R Series of 30-W external power supplies is RoHS-compliant and meets the July 2008power consumption is less than 0.5 W and efficiency is 75% typical. Operating temperature is 0C to +40C, with derated power through +60C. No minimum load is required. Ripple and noise is specified at 1% peak-to-peak maximum, and units feature comprehensive protection circuitry. Power Sources Unlimited, Inc.