1.6kW, 80Plus Platinum Class, High efficiency Server AC-DC Power supply

This reference design provides design guide, data and other contents of 1.6kW 80Plus Platinum class power supply using Semi-bridgeless/Isolated phase shift full bridge.

Features of 1.6kW, 80Plus Platinum class, high efficiency server AC-DC power supply .
Simple block diagram of 1.6kW, 80Plus Platinum class, high efficiency server AC-DC power supply .

Features

  • 1U rack size high efficiency and high power output power supply
  • Total efficiency 93%(Vin=230V at 100% load condition)
  • Outline size : 307 mm x 133 mm x 43 mm(including the base plate under the PWB and the top plate covering over the heatsinks)
  • Provides appropriate power devices(MOSFET and SiC diode) and photocouplers totally

Description

Input voltage AC 90 to 264 V
Output voltage DC12V
Output power 0.8 kW(AC 100V system input), 1.6 kW(AC 200V system input)
Circuit topology Semi-Bridgeless PFC, Phase-Shift Full-Bridge + Synchronous Rectification, Oring Circuit for Output

Download overview material for solution (PDF:481KB)

Efficiency curves of 1.6kW, 80Plus Platinum class, high efficiency server AC-DC power supply .
Efficiency Curves

Design Documents

Materials for designers, such as an overview of circuit operation and explanations of design considerations. Please click on each tab to view the contents.

Design Data

Provides circuit data that can be loaded into EDA tools, PCB layout data, and data used in PCB manufacturing. Available in formats from multiple tool vendors. You can freely edit it with your preferred tool.

Used Toshiba Items

Part Number Device Category Portion Usage Description
Power MOSFET (N-ch 500V<VDSS≤700V) PFC・4 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-220-2L
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 single 60V<VDSS≤150V) Secondary side・8 N-ch MOSFET, 100 V, 0.0037 Ω@10V, SOP Advance, U-MOSⅨ-H
Power MOSFET (N-ch single VDSS≤30V) Oring・10 N-ch MOSFET, 30 V, 0.0009 Ω@10V, SOP Advance, U-MOSⅧ
Photocoupler (photo-IC output) Communication between primary side and secondary side・4 Photocoupler (photo-IC output), High-speed, 50 Mbps, 5000 Vrms, SO6L

Related Documents

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