Features
Constant Current Control Function (Fixed Frequency PWM Control)
4
2 bit
4-Phase Input
2-bit Digital Current Selection
Noise Cancellation Function
Cross Conduction Protection
Thermal Shutdown Function
Stand-by Function
Built-in Flywheel and Flyback Diodes
Absolute Maximum Ratings
Ta=25
Parameter
Logic Supply Voltage
Logic Input Voltage
Load Supply Voltage
Output Current
Flywheel Diode Current
Power Dissipation
Storage Temperature
Junction Temperature
Symbol
V
CC
V
LOGIC
V
mm
I
C
I
f
P
D
T
stg
T
j
-40
0
0
Rating
6
V
CC
35
0.8
0.8
3
150
150
V
V
V
A
A
W
Ta=25
unless otherwise specified
Unit
U170-1
www.shindengen.co.jp/product/semi/
Electrical Characteristics
Ta=25 ,V
CC
=5V
Parameter
Symbol
Condition
min.
Ta=25
,V
CC
=5V unless otherwise specified
typ.
max.
Unit
Output stage
Vmm
2
OFF
Load Supply Current 2 Circuit OFF
Vmm
Load Supply Current STB
Output Saturation Voltage Upper side
Output Saturation Voltage Lower side
Output Leakage Current Upper side
Output Leakage Current Lower side
Diode Forward Drop Upper side
Diode Forward Drop Lower side
I
mm
(OFF)
I
mm
(STB)
V
CE (SAT)
H
V
CE (SAT)
L
IrH
IrL
V
F
H
V
F
L
V
mm
=12V, V
IN
=all 0V or all 5V
V
mm
=35V, V
STB
=0V
I
C
=0.8A
I
C
=0.8A
V
mm
=35V, V
OUT
=0V
V
OUT
=35V, V
Rs
=0V
I
f
=0.8A
I
f
=0.8A
-
-
-
-
-
-
-
-
2.0
-
1.2
0.8
-
-
1.4
1.3
4.4
10
1.4
1.4
10
10
1.6
1.5
mA
A
V
V
A
A
V
V
Logic stage
V
CC
2
ON
Logic Supply Current 2 Circuit ON
V
CC
2
OFF
Logic Supply Current 2 Circuit OFF
V
CC
Logic Supply Current STB
IN H
IN H Input Voltage
IN L
IN L Input Voltage
IN H
IN H Input Current
IN L
IN L Input Current
I0, I1 H
I0, I1 H Input Voltage
I0, I1 L
I0, I1 L Input Voltage
I0, I1 H
I0, I1 H Input Current
I0, I1 L
I0, I1 L Input Current
STB H
STB H Input Voltage
STB L
STB L Input Voltage
STB H
STB H Input Current
STB L
STB L Input Current
Vref
Vref Input Current
Vs
Vs Input Current
Comp
100
Comparator Threshold 100%
Comp
70
Comparator Threshold 70%
Comp
33
Comparator Threshold 33%
Stand-by Recover Delay Time
Chopping Frequency
Blanking Time
Vs
Vs maximum Voltage
Thermal Shutdown Temperature
Floating is possible (built-in pull-up resistance)
I
CC (ON)
I
CC (OFF)
I
CC (STB)
V
IN
H
V
IN
L
I
IN
H
I
IN
L
V
I0/I1
H
V
I0/I1
L
I
I0/I1
H
I
I0/I1
L
V
STB
H
V
STB
L
I
STB
H
I
STB
L
Iref
Is
Vs1
Vs2
Vs3
t
d
(STB)
f
chop
t
b
V
s (max)
T
TSD
Ct=3300pF, Rt=18k
Ct=3300pF
V
STB
=3.3 or 5V
V
STB
=0V
Vr=5V
Vs=0V
Vr=5V, V
I0
=0V, V
I1
=0V
Vr=5V, V
I0
=5V, V
I1
=0V
Vr=5V, V
I0
=0V, V
I1
=5V
V
I0/I1
=3.3 or 5V
V
I0/I1
=0V
V
IN
=3.3 or 5V
V
IN
=0V
V
IN
=all 0V or all 5V
V
STB
=0V
-
-
-
2.3
GND
-
-
2.3
GND
-
-
2.3
GND
-
-
-
-
0.475
0.322
0.153
-
-
-
-
-
50
15
9
-
-
-
-3
-
-
-
-75
-
-
-
-300
500
-1
0.5
0.35
0.17
-
23
1.55
-
150
62
20
13
V
CC
0.6
10
-20
V
CC
0.6
10
-100
V
CC
0.6
10
-500
650
-10
0.525
0.378
0.187
500
-
-
1.5
-
mA
mA
mA
V
V
A
A
V
V
A
A
V
V
A
A
A
A
V
V
V
s
kHz
s
V
www.shindengen.co.jp/product/semi/
U170-1
Typical Application
Recommended External Components Value
Symbol
Rt
Ct
Vr
Recommendation
18
3300
V
CC
k
pF
V
Unit
Recommended Operating Conditions
Ta=25
Parameter
Junction Temperature
Logic Supply Voltage
Load Supply Voltage
Symbol
T
j
V
CC
V
mm
Ta=25
unless otherwise specified
Unit
Recommendation
-25
4.75
120
5.25
31
V
V
Setting of Output Current and Chopping Frequency
Output Current Setting
Vr
lchop
–
0.015 A
10
×
Rs
Chopping Frequency Setting
fchop
1
Hz
0.72
×
Ct
×
Rt
T=1/fchop
Ichop
Constant current waveform Motor current
U170-1
www.shindengen.co.jp/product/semi/
¾
Pin Assignment
Top View MTD2002F
Package
HSOP28
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
L
H
L
H
I1
L
L
H
H
Output current
level
100
70
33
0
Vref V
at Vr=5V
0.5
r
5
0.35
r
8
0.17
r
10
-
STB
L
H or Open
Mode
Stand-by
Active
www.shindengen.co.jp/product/semi/
U170-1
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