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The SL Power Electronics GNT448CBEG is an enclosed AC/DC converter with a power output of 400W. It features a wide universal input voltage range of 90-270 VAC, making it suitable for global applications. The converter provides a single 48VDC output and has an efficiency of 91% typical at 230VAC.
Key electrical specifications include a maximum input current of 4.2A at 120VAC and 2.1A at 230VAC, a hold-up time of 20ms at 400W, and active inrush current limiting. It also offers features such as adjustable output voltage (±5%), remote sense capability, and a standby output. The switching frequency is 170kHz for the output and 140kHz for the PFC.
Designed for reliability, the GNT448CBEG has an MTBF of 300K hours per Telcordia. It operates within a temperature range of 0°C to 70°C with derating. The unit is chassis mountable and has dimensions of 236.5mm x 100.0mm x 40.0mm.
This converter is approved by CE, cURus, and DEMKO, and complies with ITE safety standards EN/CSA/IEC/UL62368-1 and medical safety standards EN/IEC/UL 60601-1, CSA22.2 No. 601-1. It is suitable for ITE (Commercial) and Medical applications.
100-240VAC nominal (90-270VAC maximum).
48VDC, 400W continuous (450W peak for 1 minute at 10% duty cycle).
0°C to 70°C with derating.
Chassis mount, enclosed in a box package.
ITE: EN/CSA/IEC/UL62368-1. Medical: EN/IEC/UL 60601-1, CSA22.2 No. 601-1.
91% typical at 230VAC, 88% typical at 120VAC.
300,000 hours per Telcordia.