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    Electronic bridge and half-bridge circuits with suppression of high-voltage transients on the power supply line
    1.
    发明公开
    Electronic bridge and half-bridge circuits with suppression of high-voltage transients on the power supply line 失效
    与电源线峰值电压抑制电子桥和半桥电路

    公开(公告)号：EP0949736A1

    公开(公告)日：1999-10-13

    申请号：EP98830221.2

    申请日：1998-04-10

    申请人： STMicroelectronics S.r.l.

    发明人： Crespi, Angelo ,  Poletto, Vanni

    IPC分类号： H02H7/122

    CPC分类号： H02H7/1222

    摘要： An electronic circuit with suppression of high-voltage transients on the power supply line, comprising at least one pair of power transistors (T1, T2) which are series-connected between a power source and the ground, each power transistor being provided with a respective driving circuit (1, 2); the electronic circuit comprises, for each one of the transistors (T1, T2) of the pair, a diode (D1, D2) and a Zener diode (Z1, Z2), the diode (D1) of the transistor (T1) connected to the supply voltage being connected, by means of its anode terminal, to the base terminal of the transistor (T1, T2) and, by means of its cathode terminal, to the cathode terminal of the Zener diode (Z1), the anode terminal whereof is connected to the power source, the cathode terminal of the Zener diode (Z2) of the transistor (T2) that is connected to the ground being connected to the anode terminal of the Zener diode (Z1) related to the transistor (T1) that is connected to the power supply.

    摘要翻译： 与电源线的高电压瞬变的抑制的电子电路，其包括至少一对功率晶体管（T1，T2），其串联连接在电源和地之间的，各功率晶体管设置有respectivement 驱动电路（1，2）; 所述电子电路包括，对于一对，二极管（D1，D2）和一个齐纳二极管（Z1，Z2）的晶体管（T1，T2）中的每一个，所述二极管的晶体管的（D1）（T1）被连接到 电源电压相连接，通过它的阳极端子的手段，向晶体管（T1，T2）和，的基极端子通过其阴极端子的手段，与齐纳二极管的阴极端子（Z1），阳极端子WHEREOF 被连接到功率源，齐纳二极管的晶体管（T2）的（Z2）的阴极端子也被连接到地被连接到相关的晶体管（T1）的齐纳二极管（Z1）的阳极端子那样 被连接到电源。