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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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整流二极管和典型的开关二极管都是pn结二极管。尽管这两种二极管的制造方式几乎相同,但它们针对不同的应用而设计。整流二极管的正向电流为0.5 A或更高,专门用于将来自市电电源的交流电(AC)转换为直流电(DC)。相反,开关二极管专门用于高频应用(高达1 MHz)、二极管逻辑、弱信号检测、二极管削波等。
因此,将开关二极管设计成具有较小的结面积,以提供相对较小的电容以及不超过250 mA的额定电流。
这里显示了每个数据表中给出的绝对最大额定值(表1:整流二极管;表2:开关二极管),以供参考。
特性 | 符号 | 额定值 | 单位 |
---|---|---|---|
反向重复峰值电压 | VRRM | 400 | V |
平均正向电流(注1) | IF(AV) | 0.4 | A |
非重复性峰值正向浪涌电流(注2) | IFSM | 8 | A |
正向脉冲电流(注3) | IFP | 14 | A |
结温 | Tj | 150 | °C |
储存温度 | Tstg | -55至150 | °C |
特性 | 符号 | 额定值 | 单位 |
---|---|---|---|
最大反向(峰值)电压 | VRM | 85 | V |
反向电压 | VR | 80 | V |
最大(峰值)正向电流 | IFM | 300 (*) | mA |
平均正向电流 | IO | 100 (*) | mA |
浪涌电流(10 ms) | IFSM | 2 (*) | A |
功耗 | PD(注2,4) | 200 | mW |
PD(注3) | 150 | ||
结温 | Tj(注2) | 150 | °C |
Tj(注3) | 125 | ||
储存温度 | Tstg(注2) | -55至150 | °C |
Tstg(注3) | -55至125 |
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