Stepper Motor Driver IC
MTD Series
MTD2006G
Features
Dual Full-bridge
PWM Stepper Motor Driver
●Dual full bridge for a bipolar stepper motor driver
●Out put current 1.3A , Output Voltage 35V
●Constant current control (Fixed frequency PWM control)
●Built-in flywheel and flyback diodes)
●Noise cancellation function
●Current decay mode ( Fast decay or Slow decay)
●Cross conduction protection
●Overheating alarm
●Surface mount type package with heat sink（HSOP24)
HSOP24
■Absolute maximum ratings / Ta=25℃
Parameter
Output voltage
Output current
Logic supply
Logic input
Puwer dissipation *
Storage temperature range
Maximum Junction temperature
Symbol
Vmm
I
OUT
Vcc
V
LOGIC
P
D
Tstg
Tj
Rating
35
1.3
0∼6
0∼Vcc
2.1
-40∼150
150
Unit
V
A
V
V
W
℃
℃
*50.8×50.8×1mm
3
Glass Epoxy Board(FR4),200mm
2
Cupper Pattern
■Pin Assignment
MTD2006G
Vmm A
OUT1
NC
Rs A
NC
OUT 2
GND
OUT 3
NC
Rs B
NC
OUT 4
Vmm B
7
8
9
10
11
12
18
17
16
15
14
13
1
2
3
4
5
6
■Truth table
TOP VIEW
24
23
22
21
20
19
ENA A or B
L
L
H
PHA A or B
L
H
＊
OUT 1 or 4
L
H
OFF
OUT 2 or 3
H
L
OFF
＊：don't care
ENA A
PHA A
CR
ALARM
Vref A
Vs A
GND
Vs B
Vref B
Vcc
DECAY
PHA B
ENA B
DECAY
L
H
Current Decay Mode
Fast
Slow
Shindengen Electric Mfg.Co.Ltd
W1002
SHINDENGEN [ SHINDENGEN ELECTRIC MFG.CO.LTD ]
