This reference design provides design guide, data and other contents of 1.6 kW 48 V output power supply using semi-bridgeless PFC and isolated phase-shift full-bridge DC-DC converter.
Input voltage | AC 90 to 264 V |
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Output voltage | DC 48 V |
Output power | 0.8 kW (AC 100 V system input), 1.6 kW (AC 200 V system input) |
Circuit topology | Semi-Bridgeless PFC, Phase-Shift Full-Bridge + Synchronous Rectification, Oring Circuit for Output |
Design Documents contain the documents below.
Design Data contains the contents listed below.
Part Number | Device Category | Portion Usage | Description |
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Power MOSFET (N-ch 500V<VDSS≤700V) | PFC・2 | N-ch MOSFET, 600 V, 0.125 Ω@10V, TO-247, DTMOSⅣ-H | |
SiC Schottky barrier diode | PFC・2 | 650 V/8 A SiC Schottky Barrier Diode, TO-220F-2L | |
Power MOSFET (N-ch 500V<VDSS≤700V) | Primary side・4 | N-ch MOSFET, 600 V, 0.14 Ω@10V, TO-247, DTMOSⅣ-H | |
Power MOSFET (N-ch 150V<VDSS≤250V) | Secondary side・8 | N-ch MOSFET, 200 V, 0.029 Ω@10V, SOP Advance, U-MOSⅧ-H | |
Power MOSFET (N-ch single 60V<VDSS≤150V) | Oring・4 | N-ch MOSFET, 80 V, 0.00243 Ω@10V, SOP Advance, U-MOSⅩ-H | |
Photocoupler (photo-IC output) | Communication between primary side and secondary side・4 | Photocoupler (photo-IC output), High-speed, 50 Mbps, 5000 Vrms, SO6L |