Trigger circuit and rectifiers, exhibiting in particular for a a piezoelectric microgenerator, energy self-sufficient microsystem

2009 
Device, in which a source-drain path of a current source generating first field effect transistor (M1) of a first type to a source-drain path of a current source producing second field effect transistor (M2) of a second type between an input voltage (Vin) and a third electric voltage electrically in series is connected, wherein a first terminal of the first field effect transistor (M1) and a first terminal of the second field effect transistor (M2) to a gate of a switch generating third field effect transistor (M3) of the second type are electrically connected and at a source-drain path the third field effect transistor (M3) electrically abut the input voltage (Vin) and an output voltage (Vout), characterized in that the operating points of the first and second field effect transistors (M1, M2) are each set so that when the input voltage (Vin) is below a threshold, a field effect transistor (M2; M1) providing in an active region of a larger current than the other and vice versa (M1; M2) when said input voltage (Vin) is above the threshold value, wherein a field effect transistor in ...
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