ST L6470H - Typical Applications; Application Circuit Example

Typical applications L6470
18/64 Doc ID 16737 Rev 2
5 Typical applications
Figure 3. Bipolar stepper motor control application using L6470
Table 6. Typical application values
Name value
C
VS
220 nF
C
VSPOL
100 µF
C
REG
100 nF
C
REGPOL
47 µF
C
DD
100 nF
C
DDPOL
10 µF
D1 BAT46SW or 2x 1N4148
C
BOOT
220 nF
C
FLY
10 nF
R
PU
39 kΩ
R
SW
100 Ω
C
SW
10 nF
R
A
2.7 kΩ (VS = 36 V)
R
B
62 kΩ (VS = 36 V)