TLE4729-G INFINEON [Infineon Technologies AG], TLE4729-G Datasheet - Page 21

• Manufacturer Part Number: TLE4729-G
• Description: 2-Phase Stepper-Motor Driver Bipolar-IC
• Manufacturer: INFINEON [Infineon Technologies AG]

Figure 8
Data Sheet
Phase
Rsense 1
Phase 1
V
2.3 V
1.3 V
V
V
+V
+
0 V
Q11
Q12
Osc
set
V
H
L
0
S
S
Oscillator
High Imped.
High
Impedance
High
Impedance
L
Operating conditions:
V
R
phase 1
S
phase 1
Phase Reversal and Inhibit
= 14 V
= 1 mH
= 4
T
1
11
11
10
slow current decay
= L for t <
= H for t >
=
2X
= L
T
T
1
1
21
-
Phase change-over
set
fast current
decay
slow current decay
TLE 4729 G
2001-04-09
AED02221
t
t
t
t
t
t