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The Mean Well PT-45B is a 45-watt open frame AC/DC power supply designed for ITE (Commercial) applications. It features a triple output configuration with nominal voltages of 5V, +12V, and -12V. The power supply operates with a universal input voltage range of 90-264VAC and offers an efficiency of 75% typical.
Key electrical specifications include rated currents of 3A for the 5V output, 2A for the +12V output, and 0.3A for the -12V output. The total rated power is 42.6W under convection cooling. It includes overload and over voltage protection with a hiccup mode.
Designed for chassis mounting, the PT-45B has dimensions of 127mm x 76mm x 28mm. It operates within a temperature range of -10°C to +60°C and has a typical MTBF of 127,000 hours. Compliance includes BS EN/EN55032 Class B and BS EN/EN61000-4-2,3,4,5,6,8,11 standards.
The Mean Well PT-45B provides three outputs: 5VDC, +12VDC, and -12VDC.
The rated power for the PT-45B is 42.6W under convection cooling, with a maximum of 52W with forced air.
The PT-45B accepts a universal input voltage range of 90-264VAC or 127-370VDC.
The operating temperature range for the PT-45B is -10°C to +60°C.
The PT-45B is RoHS3 Compliant and REACH Unaffected.