Stoughton, Mass.—MicroPower Direct's HF300W-SC series of AC/DC supplies, in a compact 8.5-by-4.5-by-1.96 inch enclosure, delivers up to 300 watts for machine/process control systems, industrial robotics, and datacom and telecom applications. These switchers include power factor correction to over 0.98 and robust filtering.
Eight standard models provide tightly regulated single outputs of 5, 9, 12, 13.5, 15, 24, 27, and 48 VDC. Standard features include tight line/load regulation of better than 0.5 percent, 20 mS hold-up time and efficiency to 86 percent. Input-to-output isolation is 3 kVAC. All connections are made via an easily accessible terminal strip. The MTBF (per MIL HDBK 217F) is greater than 50 khours.
Each model is specified for operation over -10 to +50°C (ambient) with no derating or heat sinking required. The supply's fan has speed control.
All models are protected against over-current, over-voltage, over-temperature and short-circuit faults. The series is certified to the CE Mark and meets EN60950 (approval pending).
The product specification sheet is not yet available on the company website. The HF300W-SC family, packaged in a compact 8.5-by-4.5-by-1.96 inch metal case, is priced at $63.95 each in 100s. Delivery is stock to six weeks.
MicroPower Direct, 1-781-344-8226, www.micropowerdirect.com