This reference design provides design guide, data and other contents of 500 W server power supply using continuous current mode PFC and LLC DC-DC converter. Using TOLL package MOSFET in the PFC circuit, decreases the overall size and increases the power density.
Input voltage | AC 90 to 264 V |
---|---|
Output voltage | DC 12 V |
Output power | 500 W |
Circuit topology | Continuous Current Mode PFC, LLC (Half-Bridge) + Synchronous Rectification, Oring Circuit for Output |
“Design・Document” contains the documents listed below.
“Design・File” contains the contents listed below.
*1:Actual PCB was designed on CR5000BD. The other files were made from CR5000BD file.
*2:The data was generated on CR5000BD.
Part Number | Device Category | Portion Usage | Description |
---|---|---|---|
TK090U65Z | MOSFET | PFC・1 | DTMOSVI/650 V/90 mΩ (max) @VGS = 10 V/TOLL |
TK20A60W5 | MOSFET | Primary side・2 | DTMOSIV/600 V/175 mΩ (max) @VGS = 10 V/TO-220SIS |
TPH1R306P1 | MOSFET | Secondary side・4 | U-MOSIX-H/60 V/1.28 mΩ (max) @VGS = 10 V/SOP Advance |
TPHR9203PL | MOSFET | Oring・3 | U-MOSIX-H/30 V/0.92 mΩ (max) @VGS = 10 V/SOP Advance |
TLP385 | Photocoupler | Output voltage feedback・1 | DC input/Transistor output/BVS = 5000 Vrms/4pin SO6L |
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