MTD2003G Ver la hoja de datos (PDF) - Shindengen
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Fabricante
MTD2003G Datasheet PDF : 5 Pages
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Stepper Motor Driver IC
MTD Series
MTD2003G
Dual Full-bridge
PWM Stepper Motor Driver
Features
●Dual full bridge for a bipolar stepper motor driver
●Output current 1.2A , Output voltage 35V
●Constant current control(fixed frequency PWM control)
●2-bit digital current selection
●Noise cancellation function
●Built-in flywheel and flyback diodes
●Cross conduction protection
●Thermal shutdown with hysteresis
●Surface mount package with heat sink(HSOP24)
HSOP24
■Absolute maxmum ratings / Ta=25℃
Parameter
Symbol
Rating
Unit
Output voltage
Vmm
35
V
Output current
Logic supply
IOUT
1.2
A
Vcc
0〜6
V
Logic input
VLOGIC
0〜Vcc
V
Allowable power dissipation *
PD
2.1
W
Storge temperature range
Tstg
-40〜150
℃
Maximum Junction temperature
Tj
150
℃
*50.8×50.8×1mm3 Glass Epoxy Board(FR4),200mm2 Cupper Pattern
■Pin Assignment
MTD2003G
NC
1
OUT1
2
NC
3
Vmm A
4
Rs A
5
OUT2
6
GND
OUT3
7
Rs B
8
Vmm B
9
NC
10
OUT4
11
Vcc
12
TOP VIEW
24
Vcc
23
IN1
22
IN2
21
I0
20
Vs A
19
Vr
GND
18
CR
17
Vs B
16
NC
15
I1
14
IN3
13
IN4
■Truth table
IN 1 or 4
L
L
H
H
IN 2 or 3
L
H
L
H
OUT 1 or 4
OFF
L
H
OFF
OUT 2 or 3
OFF
H
L
OFF
I0 I1
LL
HL
LH
HH
Output current
ratio[%]
100
70
33
0
Vref[V]
(at Vr=5V)
0.50±5%
0.35±8%
0.17±10%
-
Shindengen Electric Mfg.Co.Ltd
W1002
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