48 V Bus Compatible 1.2 V/100 A Double Step-Down DC-DC Converter

The 48 V power supply for servers is getting popular in order to reduce power consumption of data centers. This DC-DC converter can convert the 48 V bus voltage to 1.2 V/100 A for several devices on a server efficiently. Design files and guides for circuit design and operation are available as reference design.

PCB Photo (example)
Board Appearance
TPH1400ANH TPH1400ANH TPH5R60APL TPH5R60APL TPH8R903NL TPH8R903NL TPHR9203PL1 TPHR9203PL1

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特性

  • Provides 1.2 V/100 A from the 48 V bus line very efficiently
  • Total efficiency 83 % (Vin = 50 V at 100 % load condition)
  • Outline size : 198 mm x 151 mm
  • Provides the latest power MOSFET totally

說明

Input voltage DC 40 V to 59.5 V
Output voltage DC 1.2 V
Output power 120 W
Circuit topology Double Step-Down DC-DC Converter (Non-Isolated Sychronous Buck DC-DC + Non-Isolated Sychronous Buck DC-DC)
Efficiency Curves
Efficiency Curves

設計文件

供設計人員使用的材料,例如電路操作概述和設計注意事項的解釋。請點擊每個選項以查看內容。

設計數據

提供可載入到EDA工具中的電路資料、PCB佈局資料以及PCB製造中使用的資料。來自多個工具供應商的可用格式。您可以使用喜歡的工具來自由的編輯它。

*1:實際PCB在CR5000BD上設計。其他文件由CR5000BD文件生成。

*2:數據在CR5000BD上生成。

使用東芝項目/產品

器件型號 器件目錄 使用部位・數量 說明
Power MOSFET (N-ch single 60V<VDSS≤150V) First stage high-side・2 N-ch MOSFET, 100 V, 0.0136 Ω@10V, SOP Advance, U-MOSⅧ-H
Power MOSFET (N-ch single 60V<VDSS≤150V) First stage low-side・2 N-ch MOSFET, 100 V, 0.0056 Ω@10V, SOP Advance, U-MOSⅨ-H
Power MOSFET (N-ch single VDSS≤30V) Second stage high-side・5 N-ch MOSFET, 30 V, 0.0089 Ω@10V, SOP Advance, U-MOSⅧ-H
Power MOSFET (N-ch single VDSS≤30V) Second stage low-side・5 N-ch MOSFET, 30 V, 0.00092 Ω@10V, SOP Advance(N), U-MOSⅨ-H

相關文件

我們提供有助於設計和考慮類似電路的材料,例如已安裝產品的應用說明。請點擊每個選項以查看內容。

應用

Server
Such as low power consumption and miniaturization are important in designing server. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, motor driving unit, over temperature monitoring unit, etc., along with circuit configuration examples.

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