The VPX-3U-AC115-3-C is a 3-Phase, 100-140 VrmsL-N, 47-800 Hz AC input, 28 Vdc output VPX power supply for critical military/aerospace applications. It delivers up to 750 W and is 91.5% efficient at 85°C (at card wedge locks). This Vita 62.1 compliant VPX is equipped with several features, including an integrated EMI filter, conduction cooling, low inrush, and over-voltage, under-voltage, short circuit and over-temperature protections. The VPX-3U-AC115-3-C comes standard with conformal coating and I2C communications.

VPX Features


        V Out: +28 V @ 27 A 

        (AUX) +3.3V AUX @ 150 mA 

 Built-In EMI Filtering and Transient Suppression 

 -40°C to 85°C Operating Temperature 

 Current Sharing on Main Output 

 Over-current, Over-voltage and Over-temperature Protection 

 Unity Input Power Factor above 200 W Load 

 Input Voltage Range: 100 - 140 Vrms L-N 

 Input Frequency Range: 47 - 800 Hz 

 Internal Components Conformally Coated 

 Standard VITA 62.1 Controls 

 Standard I 2 C Function — Supports IPMI/PMBus/VITA 46.11 


        — VITA 62.1

        — MIL-STD-461F

▪ CE101 ▪ CE102 ▪ CS101 ▪ CS106 ▪ CS114 ▪ CS115 ▪ CS116

        — VITA 47 / MIL-STD-810G

• ESD Protection

• Shock

• Vibration

• Rapid Decompression

• Corrosion Resistance 

• Fungus Resistance 

• Altitude 

• Humidity

 Designed to be compliant with: — MIL-STD-704 (B-F)

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