USP-350-5 datasheet by Mean Well

USP-350-5 Frequently Asked Questions (FAQs)

• What is the maximum ambient temperature for the USP-350-5?
  The maximum ambient temperature for the USP-350-5 is 50°C (122°F) with derating, and 40°C (104°F) without derating.
• Can I use the USP-350-5 in a high-humidity environment?
  Yes, the USP-350-5 is designed to operate in humid environments, with a relative humidity of up to 95% non-condensing.
• What is the hold-up time for the USP-350-5?
  The hold-up time for the USP-350-5 is approximately 10ms at 230VAC input and full load.
• Can I use the USP-350-5 in a redundant configuration?
  Yes, the USP-350-5 is designed for redundant operation, with built-in ORing diodes and a redundant enable signal.
• What is the MTBF (Mean Time Between Failures) for the USP-350-5?
  The MTBF for the USP-350-5 is approximately 550,000 hours at 25°C (77°F) ambient temperature, calculated according to MIL-HDBK-217F.