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The Mean Well USA SP-480-3.3 is an enclosed AC/DC power supply designed for ITE (Commercial) applications. It offers a stable 3.3V output voltage with a rated current of 85A, delivering a total power of 281W. The unit supports a wide input voltage range of 85-264VAC and features a power factor greater than 0.95 at 230VAC.
Key electrical specifications include a line regulation of ±2.0% and a load regulation of ±0.5%. It has an adjustable output voltage range of 2.9V to 3.6V. The power supply includes protections for overload and over voltage, with automatic recovery features. It also incorporates remote ON/OFF control and remote sense functions.
Mechanically, the SP-480-3.3 has dimensions of 278.0mm x 127.0mm x 43.0mm and is designed for chassis mounting. It operates within a temperature range of -20°C to +60°C (with derating) and has a minimum MTBF of 120.5K hours at 25°C.
Compliance is met with standards such as UL60950-1, TUV EN60950-1, and EN55032 Class B, making it suitable for various commercial electronic systems.
The nominal output voltage is 3.3V.
The rated current is 85A.
The rated power is 281W.
The input voltage range is 85-264VAC.
The working temperature range is -20°C to +60°C.
It is a chassis mount type.