Possessing a power density up to 17.9 W/in.³, Murata Power Solutions’ D1U4-W Series AC/DC front end power supplies deliver power with efficiency of up to 90.9%. The 355.6 mm × 101.6 mm × 41 mm 1U-housed devices offer output power of 1,600 W (220 VAC) or 1,200 W (110 VAC), main output voltages of 12 V, and standby output of 3.3 V or 5 V that give up to 20 W standby power. The RoHS-compliant supplies include active power factor correction and active current sharing on the main output, integrated OR-ing FETs for N+1 operation, an electrical and thermal design, and integral cooling fans. The EMC Class A-rated products exhibit a field reliability of 6.8 million hours, auto-recovery from over-current and over-temperature faults, and an operating temperature range from 0°C to 50°C. Status information is provided via front panel LEDs, logic signals, and an I²C management interface. Pricing is $535 for 100 pieces.
Murata Power Solutions