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Shindengen Electric
Shindengen Electric

MTD1361 Datasheet Preview

MTD1361 Datasheet

Unipolar motor driver IC

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MTD1361 pdf
SHINDENGEN
Stepper Motor Driver ICs
MTD Series
MTD1361
Unipolar motor driver IC
(DMOS output)
Features
n Unipolar drive system
n DMOS output (low loss and Low generation of heat)
n TTL and CMOS compatible gate
n 4-phase input (simultaneous ON prevention function)
n Constant current control
n Integrated flywheel diodes and no external Zener diode needed
n Low thermal resistance ZIP package (ZIP27)
g Absolute maximum ratings / Ta=25
Parameter
Logic input voltage
DMOS output breakdown voltage
Flywheel diode voltage
Output current
Flywheel diode current
Power dissipation*
Strage temperature range
Junction temperature range
Symbol
VIN
VDSS
VR
ID
IF
PT
Tstg
Tj
Rating
-0.3 to 6
68
68
1.5
1.5
3
-40 to 150
150
Unit
V
V
V
A
A
W
ZIP-27
g Pin assignment
27 LG
26 CR B
25 Vref B
24 Vs B
23 IN B
22 IN B
21 PG
20 OUT B
19 Rs B
18 OUT B
17 NC
16 NC
15 NC
14 NC
13 PG
12 NC
11 NC
10 OUT A
9 Rs A
8 OUT A
7 PG
6 IN A
5 IN A
4 Vs A
3 Vref A
2 CR A
1 Vmm
Shindengen Electric Mfg.Co.Ltd
g Truth table
IN A or B
L
L
H
H
IN A or B
L
H
L
H
OUT A or B
OFF
ON
OFF
OFF
OUT A or B
OFF
OFF
ON
OFF
0309



Shindengen Electric
Shindengen Electric

MTD1361 Datasheet Preview

MTD1361 Datasheet

Unipolar motor driver IC

No Preview Available !

MTD1361 pdf
SHINDENGEN
Stepper Motor Driver ICs
MTD1361
g Electrical characteristics / Ta=25
Parameter
Load supply
Load supply current
"L" input voltage
"H" input voltage
"L" input current
"H" input current
Vs input current
Vref input current
Vref input voltage
Output saturation voltage
Flywheel diode forward drop
One shot OFF time
Symbol
Condition
MIN TYP MAX Unit
Vmm
15.0 30.0 V
Imm Vmm=24V
18.0 mA
Vin (L) Vmm=24V
0.8 V
Vin (H) Vmm=24V
2.0
V
Iin (L) Vmm=24V, Vin=0V
-50.0
µA
Iin (H)
Is L)
Iref L)
Vmm=24V, Vin=5V
Vmm=24V, Vs=0V
Vmm=24V, Vref=0V
10.0
-50.0
-50.0
µA
µA
µA
Vref Vmm=24V
1.5 V
Vdson Id1.2A
0.96 V
Vf If1.2A
1.5 V
Toff Ct3300pFRt8.2k
18.7
µs
g Thermal resistance
Symbol
θja
Rating
25
Unit
/W
g Internal equation circuits / Typical application
Vmm
CPU
or
GATE
ARRAY
IN A
6
IN A
5
1
Vmm
VOLTAGE
REFERENCE
10
OUT A
8
OUT A
20
OUT B
18
OUT B
IN B
22
IN B
23
CPU
or
GATE
ARRAY
CR A ONE
2 SHOT
-
+
-
+
ONE CR B
SHOT
26
Rt Ct
Vref A Vs A Rs A LG
3 4 9 27
5V
Rf
PG PG PG
7 13 21
Rs B Vs B Vref B
19 24 25
Rf
Ct
R1
Cf Rs
Rs Cf
Rt
R2
Constant chopping current level
Vref
Io =
Rs
One Shot OFF time
Toff = 0.69CtRt
Recommended component values
Symbol
Value
Unit
Rs 0.68
Rt 8.2 k
Ct 3300 pF
Rf 1 k
Cf
R1+R2
3300
10
pF
k
Shindengen Electric Mfg.Co.Ltd
0309


Part Number MTD1361
Description Unipolar motor driver IC
Maker Shindengen Electric
Total Page 4 Pages
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MTD1361 pdf
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