Switch mode power supplies offer an efficiency of up to 92%
A series of ultra-compact, high efficiency 500W switch mode power supplies with active PFC has been released by Stadium Power. These single output power supplies offer a high power density of up to 26W per cubic inch in a 127x76.2mm footprint. Typical applications for the AQF500 series include telecomms, data networking, industrial machinery, monitoring equipment, lighting and broadcast equipment.
12, 24 and 48V output voltage models are available offering an efficiency of up to 92%. Operating from -40 to +70°C, the devices are rated at 230W with natural convection cooling and 500W with fan cooling. All models feature a universal input range of 90-264VAC, active PFC which meets EN61000-3-2, remote On/Off control, output voltage sense, a +5V stand-by output power and a 12V fan supply output.
The AQF500 series has an MTBF of more than 160,000 hours at 25°C and is offered with a three-year warranty. Alongside CE, UL, cUL and CB safety agency approvals, the devices meet EMC standard EN55022 Class B. All models feature auto-recovery over power, over voltage, over temperature and short circuit protections, and have a minimum hold-up time of 8ms.
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