Stepper Motor Driver IC
MTD Series
DMOS Dual Full-bridge
PWM Stepper Motor Driver
MTD2033G
Features
●Dual full-bridge for a bipolar stepper motor
●Output current 1.5A , Output voltage 40V
●Constant current control（Fixed frequency PWM control)
●2-bit digital current selection
●Stand-by functuon
●Thermal shutdown with hysteresis
●Under voltage lock out function
●Surface mount package with heat sink(HSOP24)
HSOP24
■Absolute maximum ratings / Ta=25℃
Parameter
Load supply
Symbol
Vmm
IOUT
Rating
40
Unit
V
Output current
1.5
A
Logic supply
Vcc
0～7
0～Vcc
2.1
V
Logic input
VLOGIC
PD
V
Power dissipation *1
Storage temperature range
Maximum Junction temperature
W
Tstg
Tj
-40～150
150
℃
℃
*1 : 50.8×50.8×1mm3 Glass Epoxy Board(FR4),200mm2 Cupper Pattern
■Pin Assignment
TOP VIEW
MTD2033G
1
2
3
4
5
6
24
23
22
21
20
19
ENA A
PHA A
Vmm A
OUT 1
Rs A
I1
Vr A
Vr B
OSC
DEC
LG
OUT 2
PG
PG
7
18
17
16
15
14
13
OUT 3
Rs B
OUT 4
Vmm B
PHA B
ENA B
Vcc
CpC
CpB
CpA
STB
I0
8
9
10
11
12
Shindengen Electric Mfg.Co.Ltd
W1002
SHINDENGEN [ SHINDENGEN ELECTRIC MFG.CO.LTD ]
