Anti-surge circuit
A anti-surge and circuit technology, applied in the field of circuits, can solve problems such as unsatisfactory effects and unsatisfactory circuits
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[0012] figure 1 The defects of the existing NTC circuit for suppressing the surge current have been described above, and will not be repeated here.
[0013] Reference figure 2 , An anti-surge circuit of the present invention includes high-power resistor R1, MOS transistor Q1, resistor R2, resistor R3, resistor R4, voltage regulator ZD1, capacitor C1, electrolytic capacitor EC1, capacitor C3, capacitor C2, and bridge stack BD1 and fuse F1. One end of the capacitor C1 is connected to the positive electrode of the electrolytic capacitor EC1, one end of the resistor R4 and the positive electrode of the bridge stack BD1, the other end of the capacitor C1, the negative electrode of the electrolytic capacitor EC1, the drain of the MOS tube Q1 and the resistor One end of R1 is grounded, and the other end of resistor R1 is connected to the cathode of bridge stack BD1, the source of MOS transistor Q1, one end of capacitor C2, the anode of voltage regulator ZD1, one end of capacitor C3 and ...
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