Shindengen MTD2006GE Dual full-bridge pwm stepper motor driver Datasheet

Stepper Motor Driver IC
MTD Series
Dual Full-bridge
PWM Stepper Motor Driver
MTD2006G
Features
●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
Symbol
Rating
Unit
Output voltage
Vmm
35
V
Output current
IOUT
1.3
A
Logic supply
Vcc
0〜6
V
Logic input
VLOGIC
0〜Vcc
V
Puwer dissipation *
PD
2.1
W
Storage temperature range
Tstg
-40〜150
℃
Maximum Junction temperature
Tj
150
℃
*50.8×50.8×1mm3
Glass Epoxy
Board(FR4),200mm2
■Pin Assignment
■Truth table
MTD2006G
Vmm A
OUT1
NC
Rs A
NC
OUT 2
1
2
3
4
5
6
TOP VIEW
24
23
22
21
20
19
GND
OUT 3
NC
Rs B
NC
OUT 4
Vmm B
ENA A
PHA A
CR
ALARM
Vref A
Vs A
GND
7
8
9
10
11
12
Cupper Pattern
18
17
16
15
14
13
Shindengen Electric Mfg.Co.Ltd
ENA A or B
PHA A or B
OUT 1 or 4
OUT 2 or 3
L
L
L
H
L
H
H
L
H
*
OFF
OFF
*:don't care
DECAY
L
H
Current Decay Mode
Fast
Slow
Vs B
Vref B
Vcc
DECAY
PHA B
ENA B
W1002
Stepper Motor Driver IC
MTD2006G
■Electrical Characteristics
Va=25℃ ,Vcc=5V unless otherwise specified
Symbol
Condition
MIN
TYP
MAX
Unit
Load supply current (2circuit OFF)
Parameter
Imm(OFF)
VENA=5V , Vmm=35V
-
-
8
mA
Upper transistor saturation voltage
VCE(SAT)H
Ic=0.8A
-
1.0
1.4
V
Lower transistor saturation voltage
VCE(SAT)L
Ic=0.8A
-
1.0
1.4
V
Upper transistor leak current
IrH
Vmm=35V , VOUT=0V
-
-
10
μA
Lower transistor leak current
IrL
VOUT=35V , VRS=0V
-
-
10
μA
Upper diode forward drop
V FH
IF=0.8A
-
1.3
1.6
V
Lower diode forward drop
Logic supply current(2circuit ON)
Logic supply current(2circuit OFF)
V FL
IF=0.8A
-
1.3
1.5
V
Icc(ON)
VENA=0V
-
25
33
mA
Icc(OFF)
VENA=5V
-
19
26
mA
2.3
-
Vcc
V
GND
-
0.8
V
-
-
10
μA
VPHA/ENA=0V
-
-100
-150
μA
VDEC=0V
-
-200
-300
μA
PHA/ENA/DECAY "H" input voltage
VPHA/ENA/DECH
PHA/ENA/DECAY "L" input voltage
VPHA/ENA/DECL
PHA/ENA/DECAY"H"input current
IPHA/ENA/DECH
VPHA/ENA/DEC=5V
IPHA/ENAL
IDECL
PHA/ENA"L"input current
DECAY"L"input current
Vref input current
Iref
Vref=0V
-
-1
-10
μA
Vs input current
Is
Vs=0V
-
-1
-10
μA
Comparator threshold
Vs
Vref=0.5V
0.475
0.5
20
0.525
kHz
V
fCHOP
Vs
Ct=3300pF,Rt=20kΩ
Vref=0.5V
0.475
-
20
0.525
-
kHz
kHz
tb
Ct=3300pF,Rt=20kΩ
-
1.35
-
μs
Chopping frequency
Blanking time
Vs maximum voltage
Vs(max)
-
-
1.0
V
Ir(alm)
Valm=5V
-
-
10
μA
Alarm pin sink current
Ialm
Valm=0.5V
-
-
2
mA
Thermal alarm operating temperature
TALM
-
140
-
℃
Alarm leakage current
■Recommended operation conditions
Parameter
Symbol
Recommendation
Unit
Junction temperature range
Tj
-25〜120
℃
Logic supply
Vcc
4.75〜5.25
V
Load supply
Vmm
-5〜31
V
■Thermal resistance
Symbol
Rating
Unit
θja
58
℃/W
*50.8×50.8×1mm3 Glass Epoxy Board(FR4),200mm2 Cupper Pattern
Shindengen Electric Mfg.Co.Ltd
W1002
Stepper Motor Driver IC
MTD2006G
■Typical Application
Vc
c
Alarm
Feed Back
5V
Vcc
Out1
Out 2
Vmm A Vmm B
Out3
Out4
ALARM
ALARM
ENA A
GATE CIRCUIT
ENA B
to Out3,4Logic
PHA A
GATE CIRCUIT
CPU
or
GATE
ARRAY
DECAY
signal
PHA B
DECAY
Vc
c
BLANK
Rt
R
S
Current
Sensor ‑
Current
‑ Sensor
+
+
R
S
Q
Vcc
OSC
Q
CR
CPU
or
GATE
ARRAY
R1
PG
LG
Ct
TAB
Vref A
Vs A
Rs
●Constant chopping current level
Ichop = Vref
Rs
Rs A
Rs B
Vs B
Vref B
Rs
R2
●Recommended component values
Rt 7.5〜30kΩ
Ct 2200〜4700pF
R1+R2≦10kΩ
●Chopping frequency
f=
1
0.75・Ct・Rt
Shindengen Electric Mfg.Co.Ltd
W1002
Stepper Motor Driver IC
MTD2006G
■Outline Drawing
(Unit : mm)
Shindengen Electric Mfg.Co.Ltd
W1002
Stepper Motor Driver IC
!
!
MTD2006G
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W1002
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