MTD2003S Просмотр технического описания (PDF) - Shindengen
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MTD2003S Datasheet PDF : 5 Pages
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Stepper Motor Driver IC
■Block diagram / Typical application
Vcc=5V
7,25
Vcc
9 13 8
24 19 23
OUT1 OUT2 VmmA VmmB OUT3
OUT4
MTD2003S
IN1
6
IN2
5
I0
I1
Vcc
Rt
BLANK
QR
S
31
CR
Ct
Current
- Sensor
+
Current
Sensor -
+
RQ
S
VsA
3
RsA
11
LG PG
1,15,16,
17,18,32
RsB
21
Vref
VsB
30
Rs
Rs
IN4
26
IN3
27
Vcc
2
Vr
4
I0
28
I1
●Constant chopping current level
Ichop =
Vr
10・Rs
− 0.015
●ONE SHOT OFF TIME
f
=
1
0.72・Ct・Rt
●Recommended component values
Symbol
Recommended component values
Unit
Rt
18
kΩ
Ct
3300
pF
Vr
Vcc
V
Shindengen Electric Mfg.Co.Ltd
W1002
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