TDK-Lambda CUS500M1 500W AC-DC Switching Power Supplies

TDK-Lambda CUS500M1 500W AC-DC Switching Power Supplies deliver 500W when forced-air cooled or 300W when convection cooled with a 500W peak. The CUS500M1 devices are available in an open-frame version or enclosed version with an internal fan in an industry-standard 3″ x 5″ footprint. Certified to Medical and ITE safety standards, the CUS500M1 can be used in Class I and Class II (no ground wire) applications. Other applications include communications, broadcasting, LED, industrial, and test/measurement.

Features

Power rating
- 300W convection cooled, 500W peak
- 500W forced-air cooled
Medically certified (2x MOPP)
Class B conducted and radiated EMI
Suitable for Class I and Class II installations

Single-phase input
Single output
3″ x 5″ in dimension
Open frame and enclosed model available
5-year warranty

Applications

Medical
Industrial
Test and measurement

LED
Communications
Broadcast

Specifications

12V to 48V nominal output voltage range
Current ranges
- 6.3A to 25.0A maximum for convection cooled
- 10.5A to 41.7A maximum for forced air cooled
- 10.5A to 41.7A peak
Input
- <50A typical inrush current at 230V_AC, cold-start
- <200µA leakage current at 265V_AC, 60Hz
- <100µA touch current, enclosure leakage
- 85V_AC to 265V_AC input voltage range
- 47Hz to 63Hz input frequency range
- Up to 96% efficiency
- Typical hold-up time at 115V_AC input
  - 22ms at 300W load
  - 14ms at 500W load

Output
- 0.5% line regulation at 85V_AC to 265V_AC
- 1% load regulation (0 to 100% load)
- ±0.02%/°C temperature coefficient
- No minimum load required
Environmental
- Temperature ranges
  - -20°C to +70°C operating
  - -40°C to +85°C storage
- 10% to 95% relative humidity, non-condensing
Dimensions
- 127mm x 76.2mm x 37mm (5″ x 3″ x 1.46″) open frame
- 157mm x 85mm x 42.5mm (6.18″ x 3.35″ x 1.67″) enclosed

TDK-Lambda CUS500M1 500W AC-DC Switching Power Supplies

Features

Applications

Specifications

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