D1U3CS-D-850-12-HA4C

www.murata-ps.com FEATURES n 850W output power n 87% efficient at half power n 12V main output n 3.3V or 5V standby output of 20W n 1U sized; dimensions 3.20”x11.00”x1.57” n 15.4 Watts per cubic inch density n N+1 redundancy capable, including hot plugging (up to 8 in parallel) n Active current sharing on 12V main output; ORing FET n Overvoltage, overcurrent, overtemperature protection n Internal cooling fan (variable speed) n PMbus / I²C interface with status indicators n RoHS compliant D1U3CS-D-850-12-HxxC Series DC/DC Front End Power Supply PRODUCT OVERVIEW The D1U3CS-D-850-12-HxxC series are highly efficient 850 watt, DC input front end supplies with a 12V main output and a 5V or 3.3V (20W) standby. They have active current sharing and up to 8 supplies may be operated in parallel. The supplies may be hot plugged, they recover from overtemperature faults, and have logic and PMBus status signals. Their low profile 1U package and >15W/cubic inch power density make them ideal for delivering reliable, efficient power for telecom and other 12V distributed power systems that include servers, workstations and storage systems. ORDERING GUIDE Part Number Power Output 850W 850W 850W 850W Main Output 12V 12V 12V 12V Standby Output 3.3V 5V 3.3V 5V Airflow Back to front Back to front Front to back Front to back * * * D1U3CS-D-850-12-HC4C D1U3CS-D-850-12-HA4C D1U3CS-D-850-12-HC3C D1U3CS-D-850-12-HA3C INPUT CHARACTERISTICS Parameter Input Voltage Operating Range Tur...