MTD1110 [SHINDENGEN]
Stepping Motor Driver ICs; 步进电机驱动器IC
| 型号： | MTD1110 |
| 厂家： | 
SHINDENGEN ELECTRIC MFG.CO.LTD |
| 描述： | Stepping Motor Driver ICs |
| 文件： | 总2页 (文件大小：437K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SHINDENGEN
Stepping Motor Driver ICs
MTD Series
OUTLINE DIMENSIONS
Case : ZIP-27
MTD1110
(Unit : mm)
FEATURES
●Constant-currentchoppingfunction
(Off time fixed, self-oscillation)
●4-phase input
(with inhibit for simultaneously turn ON)
●An ENABLE function is provided
●Built-inoverheatingprotection
(Alarm + shutdown)
●Built-inflywheeldiodes
RATINGS
●Absolute Maximum Ratings Ta=25℃
Item
Symbol
VCEO(SUS)
IO
Ratings
80
Unit
V
Output Voltage
Output Current
2
A
LogicꢀSupplyꢀVoltage
LogicꢀInputꢀVoltage
VCC
VIN
0～7
0～VCC
V
V
Total Power Dissipation
Junction Temperature
Storage Temperature
PT
Tj
Tstg
5
150
-40～150
W
℃
℃
●Electrical Characteristics (Ta=25℃)
Item
Output Saturation Voltage
Output Leakage Current
Symbol
Test Conditions
min.
typ.
max.
1.4
10
Unit
V
VCE(sat) Io=1.5A
1.1
ICER VCER=80V
μA
mA
mA
V
Logic Supply Current(Standby)
Logic Supply Current(All Circuit ON)
Input High Voltage
ICC(OFF) VCC=5V,VENA="H"
ICC(ON) VCC=5V,VENA="L"
VINH VCC = 5V
20
40
40
60
2.7
2.7
Vcc
Vcc
1.0
1.0
10
VENAH VCC = 5V
VINL
V
Input Low Voltage
VCC = 5V
GND
GND
VENAL VCC = 5V
Logic High Input Current
Logic Low Input Current
lINH
lENAH
lINL
VCC = 5V,VIN=5V
μA
μA
μA
VCC = 5V,VENA=5V
VCC = 5V,VIN=0V
10
-10
-10
-1
-50
-100
-50
-50
1.0
10
lENAL VCC = 5V,VENA=0V
VCC=5V,Vref=0V
Reference Input Current
Iref
Input Current(Current Sensor)
Maximum Sensing Voltage
Isense VCC=5V,VS=0V
VS(max.) VCC=5V
Iralm VCC=5V,Valm=5V
Ialm VCC=5V,Valm=0.5V
Talm
-1
V
μA
mA
℃
Thermal Alarm Cutoff Current
Thermal Alarm Output Current
Thermal Alarm Temperature
Thermal Shutdown Temperature
2
125
150
TTSD
℃
Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd
Stepping Motor Driver ICs
● Equivalent Circuit・Basic Application Circuit
MTD1110
●Pin Assignment
●True Table
ENA
●Recommended Parts Value
Symbol
Recommended Value
Unit
Ω
IN A or B
IN A or B
Out A or B Out A or B
Rs
0.68
L
L
L
L
OFF
OFF
ON
OFF
ON
L
H
RF
CF
1
3300
kΩ
pF
kΩ
pF
L
L
H
H
×
L
H
×
OFF
OFF
OFF
OFF
OFF
Rt
Ct
8.2
3300
H
× : don't care
Vz
R1+R2
Vmm×1.2～1.5
<10
V
kΩ
●Setting of Output Current and Fixed Off Time
Fig.1 shows constant current chopping wave form.
Fig.1 Constant current wave form (Motor current)
○Output Current setting
R2
R1+R2
Vcc
Rs
Io =
・
○Fixed Off Time Setting
Toff=0.69・Ct・Rt
●Recommended Operating Conditions （Ta=25℃）
Item
Symbol
Vmm
VOUT
IO
VE
VCC
fchop
Top
min.
typ.
max.
32
70
1.5
1.0
5.25
27
Unit
V
V
A
V
V
kHz
℃
Motor Supply Voltage
Output Voltage
Output Current
Output Emitter Voltage
Logic Supply Voltage
Chopping Frequency
Operating Temperature
4.75
-25
20
120
Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd
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