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Under "DC Fan" normal output APX9141 it will be for a High (Off), a Low (On), High Level voltage Vcc of, Low Level of output transistor saturation voltage, assuming Vout1 is High, Vout2 is Low, one additional positive magnetic field into the IC (Figure 1), when Gauss value of this field reach a positive magnetic field induction value Bop IC's output Vout1 any instant turn Low, output Vout2 any instant transfer High (Fig. 3), even after further increase the positive magnetic field or the magnetic field removed, Vout1 still Low.
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