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AMIS30532C5321G Datasheet, PDF (10/29 Pages) ON Semiconductor – Micro-Stepping Motor Driver | |||
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C5
100 nF
μC
AMISâ30532
TYPICAL APPLICATION SCHEMATIC
100 nF 100 nF 100 nF
D1
R2 R3 R4
C4
C2
C3
C1
C6
100 μF
VDD
32
VBB
14
VBB
27
220 nF
POR/WD
DIR
NXT
DO
DI
CLK
11 VCP
28
9 CPN
5 AMISâ3053 2
4
10
CPP
C7
220 nF
31
25, 26 MOTXP
2
3
21, 22 MOTXN
CS
13
CLR
12
M
15, 16 MOTYP
ERR
6
SLA
7
19, 20 MOTYN
R1
C8
1 17 18 23 24 29
GND
TSTO
VBAT
Figure 7. Typical Application Schematic AMISâ30532
Table 8. EXTERNAL COMPONENTS LIST AND DESCRIPTION
Component
Function
Typ Value
Tolerance
Unit
C1
VBB Buffer Capacitor (Note 13)
100
â20 +80%
mF
C2, C3
VBB Decoupling Block Capacitor
100
â20 +80%
nF
C4
VDD Buffer Capacitor
100
$20%
nF
C5
VDD Buffer Capacitor
100
$20%
nF
C6
Charge Pump Buffer Capacitor
220
$20%
nF
C7
Charge Pump Pumping Capacitor
220
$20%
nF
C8
Low Pass Filter SLA
1
$20%
nF
R1
Low Pass Filter SLA
5.6
$1%
kW
R2, R3, R4
Pullup Resistor Open Drain Output
4.7
$1%
kW
D1
Optional Reverse Protection Diode
MURD530
13. ESR < 1 W.
http://onsemi.com
10
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