Electronic Products & Technology

Medical / ITE 305W open frame power supplies come in compact size

March 8, 2019  Stephen Law

Tumbler Technologies + TRUMPower release the TTM305 series to its ac-dc switching power supply line-up, certified to the latest medical IEC 60601-1 Edition 3.1 and industrial IEC 60950-1 2nd Edition standards, making it suitable for both medical and industrial applications. Product series delivers 305W of continuous output power at 11 CFM forced air or up to 255W at convection cooling. It comes as an open frame pcb in a low profile of 5” (L) by 3” (W) by 1.5” (H) and is equipped with overvoltage, overcurrent, and short circuit protections. Unit also has a low earth leakage current measuring 100µA and provides 5V/1A of standby power along with fan power of 12V/0.3A for the 12/48V models and 24V/0.2A maximum for the 24V output model. It can withstand a voltage of 4000Vac from input to output (2 MOPP), 1500Vac from input to ground and 1500Vac from output to ground. 

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