Introduction

The PM451 series of AC-DC switching power supplies in a package of 3 x 5 x 1.42 inches are capable of delivering 450 watts of continuous power at 24 CFM forced air cooling or 250 watts at convection cooling. The U-bracket or cover-and-fan assembly can be added during manufacturing. All models are specially certified for IEC /EN /UL /CSA 60601-1 for medical applications. All models meet the safety requirements of IEC, EN, UL, CSA 62368-1 for data networking, computer, telecommunication, audio/video and industrial applications.

Feature

• 3 x 5 inch footprint with 1.42 inch low profile
• BF Class insulation
• Operation altitude up to 5000 meters
• Less than 300 μA leakage current
• Meet EN55011 /55032 and FCC Class B
• Power Factor 0.98 typical
• Power Fail Detect (PFD) signal
• Inhibit- TTL high to disable output
• High Efficiency 92% typical
• Power consumption in standby mode less than 1 W at standby power 5 V /100 mA
• No load power consumption less than 0.3 W