The present invention relates to an electrical device (Fig 6) having a programmable resistor (pr) connected in series to a punch-throughdiode (s).
本发明涉及一种电气器件(图6)，其具有与穿通二极管(S)串联连接的可编程电阻器(PR)。
2
Depending on the polarity of an ESD event you apply to the circuit's input connector, its high-voltage spike discharges throughdiode D1A or D1B into the positive or the negative power-supply rail.