PMM2301 Datasheet, PDF (3/3 Pages) List of Unclassifed Manufacturers – HIC for 2-Phase Stepping Motor

Electrical Characteristics (Tc=25˚C, Vcc1=24V, Vcc2=5V)
Item
Symbol
Condition
Min.
Rating
Standard
Max.
Unit
VCC2 Power current
ICCO
Enable=”L”
–
4.5
15
mA
Effective output current
Io ave
Each phase R/L=3.5Ω/3.8mH
0.45
0.50
0.55
A
Vref=0.6V
Forward direction voltage of FET diode
Vdf
If=1A
–
1.2
1.8
V
Output saturating voltage
Vsat
RL=7.5Ω (I 3.0A)
–
1.4
2.6
V
“H” level input voltage
VIH
9~11,14~18 pins
4.0
–
–
V
“L” level input voltage
VIL
9~11,14~18 pins
–
–
1.0
V
Input current
IIL
9~11,14~18 pins=GND level
125
250
510
µA
Pull-up resistor 20kΩ
Vref input voltage
Vr
8-pin
0
–
VCC2/2
V
Vref input curren
Ir
8-pin
–
1
–
µA
“H” level output voltage
VOH
19~21 pins I=3mA
2.4
–
–
V
M0I,M01,M02
I=–3mA
“L” level output voltage
VOL
19~21 pins I=3mA
–
–
0.4
V
M0I,M01,M02
I=3mA
PWM frequency
FC
–
37
47
57
kH
Example of Application Circuit
VCC2(5V)
Energization mode setting
Clook
CW/CCW
Reset
Return
Endde
+
C2
PMM2301
7
19
12
20
13
21
9
6
10
5
11
2
14
1
15
16
3
17
18
4
8
22
R1
Vref
R2
External output
VCC1
10~45V
Orange
Blue
Red
Yellow
White
+
C1
Black
Stepping motor
P.GND
GND
Recommended circuit constants
C1
C2
100µF OR OVER
10µF
• Determine on the R1 and R2 constants based on the Vref voltage calculated from
the following formula.
Vref(V)=Motor current adjusted value (A/phase) x 0.6
113