4201R4 データシートの表示（PDF） - Infineon Technologies

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4201R4

Differential Two-Wire Hall Effect Sensor IC

Infineon Technologies 

TLE4942-1

TLE4942-1C

Internal Sensor

Speed Signal

Transferred

Signal:

Stand Still

TStop

tStop = 32 x tLR

AET03197

Figure 9 Definition of Stand Still Output Pulse

Duty Cycle at Fast Changing Frequencies

If the duty cycle deviates from 50%, it is possible that the present pulse length is output

entirely once and cut once, within the same period, see Figure 10.

Internal Sensor

Speed Signal at

Increasing Speed

Transferred Signal

Pulse lengths are shorter

than half sped period

Pulse lengths are longer

than half sped period

AET03198

Figure 10 Deviation of Duty Cycle at Fast Changing Frequencies

Data Sheet

19

V 3. 1, 2005-02

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