Electronic Products & Technology

400W power supplies deliver 250W convection/conduction cooled

Stephen Law   

Electronics Power Supply / Management ac/dc power supply

TDK-Lambda brand CUS400M ac-dc power supply series comes in the industry standard 3 x 5” footprint. Rated at 400W with forced air, product series can continuously deliver 250W, with peaks of up to 400W for 30-minutes when convection or conduction cooled. Units meet curve B conducted and radiated EMI in either a Class I or Class II (double insulated) construction, without the need for external filtering of shielding. Products accept an 85 to 264Vac input and is available with 12V and 24V outputs initially, with 15V, 19V, 28V, 36V and 48V models following shortly. A 5V 2A or 12V 0.83A standby voltage, remote on/off, remote sense, dc Good and ac fail signals can be specified as an option. 

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