DSOP Advance,热增强的双面散热封装,提高了大电流应用的电源效率

DSOP Advance在封装的顶部有一个金属板(E-Pad),用于芯片散热。这种金属板改进了散热,将减少高电流导通期间MOSFET温度的增加,有助于提高电源电路的功率密度和效率。与相同封装尺寸的SOP Advance相比,DSOP Advance的热阻Rth(ch-c)降低了45%。由于DSOP Advance的封装样式与传统的SOP Advance相同,因此可以在不改变印刷电路板布局的情况下进行替换。

DSOP Advance,热增强的双面散热封装,提高了大电流应用的电源效率
器件温度

用TPWR8503NL代替东芝的30V MOSFET TPHR9003NL可降低MOSFET温度10.3°C。当安装散热片时,器件温度最大降低26℃。

模拟散热结果(SOP Advance vs. DSOP Advance)

SOP Advance和DSOP Advance的模拟散热比较结果

下图显示了SOP Advance和DSOP Advance的模拟散热比较结果。上部为散热条件的侧视图,下部为散热条件的俯视图。双面散热式DSOP Advance比单面散热式SOP Advance降低MOSFET温度约40%。

DSOP Advance封装的MOSFET

电路仿真

利用开关电源选型工具库(SMPS Lib.),您可以根据实际需求选择和下载电源单元的各种基本拓扑,以便在仿真环境中验证MOSFET的性能。  

在线电路仿真器

在线电路仿真器是帮助用户验证和选择MOSFET,无需构建仿真环境,即可轻松验证运行情况。

相关信息

联系我们

技术咨询

联系我们

联系我们

常见问题

常见问题(FAQ)

购买、样品、及IC可靠性查询

库存查询与购买

keyword:

Disclaimer for External Link
Through this website you are able to proceed to the website of our distributors ("Third Party Website") which is not under the control of Toshiba Corporation and its subsidiaries and affiliates (collectively "Toshiba"). The Third Party Website is made available to you as a convenience only and you agree to use the Third Party Website at your own risk. The link of the Third Party Website does not necessarily imply a recommendation or an endorsement by Toshiba of the Third Party Website. Please be aware that Toshiba is not responsible for any transaction done through the Third Party Website, and such transactions shall be subject to terms and conditions which may be provided in the Third Party Website.
在新窗口打开