MTD2006F
0212
Stepper Motor Driver ICs
MTD Series
SHINDENGEN
Shindengen Electric Mfg.Co.Ltd
Dual full-bridge
for a bipolar motor
Features
n
Dual full-bridge for a bipolar stepper motor
n
Constant current control (fixed frequency PWM control)
n
Current decay selection (correspond to microstepping drive)
n
Noise cancellation function (no need external RC)
n
Integrated flywheel and flyback diodes
n
Cross conduction protection
n
Overheating alarm function
n
Surface mount type package with heatsink (HSOP28)
g
Absolute maximum ratings / Ta=25
g
Pin assignment
HSOP-28
g
Truth table
OUT4
Rs B
Rs A
OUT1
MTD2006F
1
2
SHINDENGEN
00181
ENA B
PHA B
DECAY
Vcc
Vref B
Vs B
Vs A
Vref A
ALARM
CR
PHA A
ENA A
LG B
Vmm B
NC
NC
NC
OUT3
OUT2
NC
NC
NC
Vmm A
LG
GND
GND
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PHA A or B
H
L
H
L
L
H
OUT 2 or 3
OUT 1 or 4
ENA A or B
L
L
H
*
OFF
OFF
Output chopping
Source chopping
Sink+Source chopping
DECAY
H
L
*:don't care
*Mounted on glass epoxy board (50.8
50.8
1mm)
Parameter
Logic supply
Outout current
Power dissipation*
Junction temperature range
Strage temperature range
Symbol
Vcc
I
OUT
P
T
Tj
Tstg
Rating
6
1.3
3
150
-40 to 150
Unit
V
A
W
Outout voltage
Vmm
35
V
Logic input voltage
V
LOGIC
0 to Vcc
V
0212
MTD2006F
SHINDENGEN
Shindengen Electric Mfg.Co.Ltd
Stepper Motor Driver ICs
g
Electrical characteristics
g
Thermal resistance
*Mounted on glass epoxy board (50.8
50.8
1mm)
Ta=25
,Vcc=5V unless otherwise specified
Condition
MIN
TYP
MAX
Unit
-
-
-
-
8
-
1.0
1.4
-
1.0
1.4
-
-
10
-
1.3
1.6
-
1.3
1.5
Vmm=35V, V
ENA
=5V
I
C
=0.8A
I
C
=0.8A
Vmm=V
CEO(SUS)
I
F
=0.8A
I
F
=0.8A
V
mA
V
V
A
V
V
Symbol
Vmm
I
MM(OFF)
V
CE(sat)
H
V
CE(sat)
L
I
R
V
F
H
V
F
L
Parameter
Load supply
Load supply current
Upper transistor saturation drop
Lower transistor saturation drop
Transistor leak current
Upper diode forward drop
Lower diode forward drop
4.75
-
5.25
-
19
26
2.3
-
Vcc
GND
-
0.8
-
25
33
-
-
10
-
-100
-150
2.3
-
Vcc
GND
-
0.8
-
-
10
-
-100
-150
2.3
-
Vcc
GND
-
0.8
-
-
10
-
-100
-150
-
-1
-10
-
-1
-10
0.475
0.5
0.525
-
20
-
-
1.35
-
-
-
1.0
-
-
10
-
-
2
-
140
-
V
ENA
=5V
V
ENA
=0V
V
PHA
=5V
V
PHA
=0V
V
ENA
=5V
V
ENA
=0V
V
DEC
=5V
V
DEC
=0V
Vref=0V
Vs=0V
Vref=0.5V
Ct=3300pF, Rt=20k
Ct=3300pF, Rt=20k
V
ALM
=5V
V
ALM
=0.5V
V
mA
V
V
mA
A
A
V
V
A
A
V
V
A
A
A
A
V
kHz
s
V
A
mA
Vcc
I
CC(OFF)
V
PHA
H
V
PHA
L
I
CC(ON)
I
PHA
H
I
PHA
L
V
ENA
H
V
ENA
L
I
ENA
H
I
ENA
L
V
DEC
H
V
DEC
L
I
DEC
H
I
DEC
L
Iref
I
SENSE
Vs
f
CHOP
t
b
Vs(max)
I
R(ALM)
I
ALM
T
ALM
Logic supply
Logic supply current (output OFF)
PHA "H" input voltage
PHA "L" input voltage
Logic supply current (output ON)
PHA "H" input current
PHA "L" input current
Vref input current
Vs input current
Comparetor threshold
Chopping frequency
Blanking time
Vs maximum voltage
ALARM leak current
ALARM input current
ALARM operation temperature
ENA "H" input voltage
ENA "L" input voltage
ENA "H" input current
ENA "L" input current
DECAY "H" input voltage
DECAY "L" input voltage
DECAY "H" input current
DECAY "L" input current
ja *
41
Symbol
Rating
Unit
/W
Output stage
Logic stage
31
0212
MTD2006F
SHINDENGEN
Shindengen Electric Mfg.Co.Ltd
Stepper Motor Driver ICs
g
Internal equation circuit / Typical application
CPU
or
GATE ARRAY
CPU
or
GATE ARRAY
Vcc=5V
Vcc=5V
Rt
Ct
Rs
Rs
Vcc=5V
R1
R2
Vcc=5V
Alarm
Feedback
3
7
14
8
12
16
17
21
10
5
22
TAB
25
26
27
OSC
+
-
R
S
Q
GATE CIRCUIT
GATE CIRCUIT
Current
Sensor
Current
Sensor
1
VmmB
VmmA
OUT3
OUT4
OUT2
OUT1
Vcc
ENA A
PHA A
CR
VsA
RsA
PG
RsB
VsB
PHA B
ENA B
BLANK
R
S
Q
+
-
23
VrefA
20
VrefB
19
24
18
DECAY
DECAY
ALARM
15
LG B
28
LG A
ALARM
120deg. 140deg.
Symbol
Value
Unit
Rt
7.5 to 30
k
Ct
2200 to 4700
pF
R1+R2
10
k
Recommended component values
Constant chopping current level
Io =
Vref
Rs
f
1
Chopping frequency
0.75
Ct
Rt
0212
MTD2006F
SHINDENGEN
Shindengen Electric Mfg.Co.Ltd
Stepper Motor Driver ICs
g
Outline dimension
(Unit : mm)
0212
MTD2006F
SHINDENGEN
Shindengen Electric Mfg.Co.Ltd
Stepper Motor Driver ICs
g
This device fully meets the reliability and quality control standards described in our company's catalog. If this device is to be
used in a situation where its misuse or failure might cause serious injury or death, consult with our company.
Reliability and quality control standards for this device are considered adequate when it is used with the following type of end
equipment.
Standard applications
Computers, OA and other office equipment, Communication terminal, Measurement machine tools, Audio-visual, Game and other
amusements, Household electric appliances, Personal items, Industrial robot, etc.
Special applications where the device may or not be suitable include the following.
Transportation and conveyance (cargo loading) equipment, Primary communications equipment, Traffic signal control equipment,
Fire and burglary alarms, Various safety devices, Medical equipment, etc.
Other special applications where the device reliability is not considered high enough include the following.
Atomic power control systems, Aviation equipment, Aerospace equipment, Submarine relay equipment, Life support equipment,
etc.
g
Our company makes a constant effort to improve the quality and reliability of our products. However, it is the customer's
responsibility to provide safety. Take the appropriate steps to prevent personal injury, fire, and damage by providing redundancy
equipment, fire containment equipment, and devices to protect personnel and equipment from operational mistakes.
If you want to any more detail information and design application, please contact sales office regarding any questions you may
have.
SHINDENGEN ELECTRIC MFG. CO., LTD. reserves the right to make, from time to time, such departures from the detail
specifications as may be required to permit improvements in the design of its products.
The information included herein is believed to be accurate and reliable. However, SHINDENGEN ELECTRIC MFG. CO., LTD.
assumes no responsibility for its use; nor for any infringements of patents or other rights of third parties, which may result from its
use.
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