MTD2017G Shindengen Electric, MTD2017G Datasheet - Page 3

• Manufacturer Part Number: MTD2017G
• Description: Dual Full-bridge Microstepping PWM Motor Driver
• Manufacturer: Shindengen Electric

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R1
R2
ARRAY
GATE
CPU
Vcc
or
VREF2
Stepper Motor Driver IC
■Block diagram / Typical application
●Constant chopping current level
●ONE SHOT OFF TIME
Shindengen Electric Mfg.Co.Ltd
Ichop
21
1
GATE ARRAY
VREF1
Toff
23
PHA1
CPU
I1 1
or
=
1/10
24
=
VREF
Vcc
10
1
I0 1
Vr
1 .
Rs
CtRt
Ct A
−
2
Vcc1
. 0
CR1
015
SHOT
ONE
20
Rt A
Current
Sensor
Cf A
Rf A
OUT1A OUT1B
-
+
Vs1
22
4
5
SENSE1
Rs A
6
120deg
18
3
UVLO
TSD
STB
Vmm1
GND
170deg
Vmm
STB
signal
STB
19
GND
Vmm2
●Recommended component values
TAB
Symbol
10
Ct
Rt
Cｆ
Rf
SENSE2
Rs B
OUT2B
7
8
9
15
OUT2A
Recommended component values
Rf B
Current
Sensor
Vs2
Cf B
-
+
Rt B
CR2
SHOT
ONE
17
3300
820
4.7
1.0
Vcc
11
CtB
Vcc2
I0 2
Vr
GATE ARRAY
13
1/10
MTD2017G
CPU
or
I1 2
PHA2
VREF2
14
W1002
12
16
Unit
kΩ
kΩ
pF
pF
ARRAY
VREF1
GATE
CPU
or
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