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About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

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齐纳二极管

齐纳二极管的特点是能够保护对象免受瞬态过压脉冲以及接近直流的过压脉冲的影响,ESD保护二极管很难做到这一点。
在设备电源线中,当电路开关时,可能会产生长达几毫秒的长脉冲宽度开关浪涌。齐纳二极管将保护半导体器件免受开关浪涌和频率接近直流的过压的影响。它还可以保护半导体器件免受宽度为几百纳秒的静电放电[2]和脉冲宽度为微秒量级的感应雷电浪涌[1] 的影响。这有助于提高设备的可靠性。
齐纳二极管具有从5.6V到82V的各种齐纳电压规格,其广泛的应用领域包括消费电子和工业电子产品。

[1] @IEC61000-4-5,tp=8/20μs
[2] @IEC61000-4-2

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All package dimensions are guaranteed in millimeters as mentioned on datasheet. Package dimension in inches is round to 2 significant digits converted with 1mm=0.0393701inch.

About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

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Reference Design

电源多路复用器电路
在此参考设计中,在一个小型印刷电路板(PCB)上实现了具有2个输入和1个输出的电源多路复用器电路。使用从东芝的各种产品线选择的MOSFET栅极驱动电路IC、eFuse IC、齐纳二极管和小型封装MOSFET,创造具有BBM和MBB开关的理想二极管。
电源多路复用器电路 / 2输入和1输出

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