MTD2003BE Просмотр технического описания (PDF) - Shindengen
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MTD2003BE Datasheet PDF : 5 Pages
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Stepper Motor Driver IC
MTD Series
MTD2003B
Dual Full-bridge
PWM Stepper Motor Driver
Features
●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
●Low thermal resistance ZIP package(ZIP27)
■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
Allowable power dissipation
Storge temperature range
VLOGIC
0〜Vcc
V
PD
5
W
Tstg
-40〜150
℃
Maximum Junction temperature
Tj
150
℃
SZIP27
■Pin Assignment
Marking Area
Pin 27
Pin 26
Pin 25
Pin 24
Pin 23
Pin 22
Pin 21
Pin 20
Pin 19
Pin 18
Pin 17
Pin 16
Pin 15
Pin 14
Pin 13
Pin 12
Pin 11
Pin 10
Pin 9
Pin 8
Pin 7
Pin 6
Pin 5
Pin 4
Pin 3
Pin 2
Pin 1
CR
Vs B
NC
I1
IN 3
IN 4
Vcc
Vmm B
OUT 4
Rs B
NC
NC
OUT 3
NC
PG
NC
Out 2
Rs A
OUT 1
Vmm A
Vcc
IN 1
IN 2
I0
Vs A
Vr
LG
■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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