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TLE4727 Datasheet, PDF (13/22 Pages) Siemens Semiconductor Group – 2-Phase Stepper-Motor Driver
TLE 4727
VL
10 µF 100 µF 100 nF
VS
ΙL
ΙS
+V L
+V S Vsatu
V Fu
ΙXX, Phase X
ΙΙ
TLE 4727
Output
ΙQ
VΙ
Error X
Ι Err
V Err
Osc
GND
R sense
Ι OSC Ι SL Ι GND
Ι Rsense
V OSC
2.2 nF
VC
1Ω
Ι Rl
Ι Ru
V satl
V Fl
IED01786
Figure 4 Test Circuit
Semiconductor Group
13
1998-12-16