TLE4727 Datasheet, PDF (16/22 Pages) Siemens Semiconductor Group – 2-Phase Stepper-Motor Driver

V _Osc
V _Osc
V _Osc
Ι _{Rsense 1}
0
Ι _{Rsense 2}
0
V _Q12
+V_S
V _ca
0
V _Q11
+V_S
V _Q22
+V_S
0
V _Q21
+V_S
Ι _Q1
i _acc
Ι _Q2
i _acc
V _FU
V _satl
V _{satu D}
V _{satu C}
Operating conditions:
V _S = 14 V
L _{phase x} = 10 mH
R_{phase x} = 4 Ω
Phase = H
ΙXX = L
Figure 7 Current Control in Chop-Mode
Semiconductor Group
16
TLE 4727
t
t
t
t
t
t
t
IED01778
1998-12-16