500 W Server Power Supply using TOLL Package DTMOS
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.
Video
설명
| 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 |
Features
- Smaller size because of TOLL package MOSFET
- 1 U rack size and high efficiency power supply
- Total efficiency：93.2 % (Vin = 230 V at 100 % load)
- Outline size：192 mm x 135 mm x 40 mm
- Uses optimum power MOSFET and photocoupler
Reference design files
Design, Document
“Design・Document” contains the documents listed below.
Design, File
“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.
Toshiba items
| 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 |
문서
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