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The Cosel LFA50F-3R3-CY is a compact, open-frame AC-DC power supply designed for ITE (Commercial) applications. It offers a universal input voltage range of AC85-264V and delivers a stable 3.3V DC output with a maximum current of 10A, providing a total output wattage of 33W.
This power supply incorporates built-in inrush current limiting, overcurrent protection (OCP), and overvoltage protection (OVP) circuits for enhanced reliability and safety. It also features harmonic attenuation compliant with IEC61000-3-2 and meets EMI standards such as FCC-B and CISPR22-B. The unit is constructed using SMD technology on a PCB.
Designed for chassis mounting, the LFA50F-3R3-CY operates within an ambient temperature range of -10°C to 70°C. Its dimensions are 132.1mm x 50.0mm x 26.4mm. Safety agency approvals include CE, CSA, cURus, TUV, and UL, with standard compliance to IEC60950-1 and IEC62368-1.
Key electrical specifications include a typical efficiency of 74% at ACIN 100V and 76% at ACIN 200V. Line regulation is a maximum of 20mV, and load regulation is a maximum of 40mV. Ripple noise is specified at a maximum of 120mVp-p under typical operating conditions.
The output voltage is 3.3 VDC.
The maximum output current is 10 A.
The input voltage range is AC85 - 264 V.
The operating temperature range is -10°C to 70°C.
The dimensions are 132.1mm x 50.0mm x 26.4mm.
It complies with IEC60950-1 and IEC62368-1.
It is RoHS3 Compliant.