M56755FP 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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M56755FP Datasheet PDF : 9 Pages
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THERMAL DERATING
6.0
(W)
5.0
With infinite heatsink
4.5
4.0
Without heatsink
3.0
2.0
1.2
1.0
0 25 50 75 100 125 150
Ambient temperature (Ta) (˚C)
MITSUBISHI <CONTROL / DRIVER IC>
M56755FP
SPINDLE MOTOR DRIVER
BASICALLY CHARACTERISTICS
This data is an example for typical sample.
Output Saturation Voltage and Load current characteristics
Condition (Vcc2=Vm=12V, Vcc=5V)
12.0
11.5 0.76 0.79 0.86 0.89 0.91 0.98 1.05
11.0
10.5
~
1.5
This device can use
~ this voltage value
due to motor drive.
Top side
saturation
voltage
1.18
1.0
0.5
0.38
0.07 0.13
0.25
0.32
0 0 200 400 600
0.62
0.49
0.76
Bottom side
saturation
voltage
800 1000 1200
Load current (mA)
Output saturation voltage and Load current Characteristics.
(At bootstrap)
If you use a bootstrap as below, it is possible to
make low the output saturation voltage.
Condition (Vcc2=6V, Vm=5V, Vcc=5V)
5.0
4.5
0.06 0.12
0.29
0.23
0.35
0.47 0.62
Top side
saturation
voltage
4.0
0.83
3.5
~
1.5
~ This device can
use this voltage
value due to motor
drive.
1.0
0.5 0.07 0.13 0.25
0.38 0.49
0
0.32
0 200 400 600 800
0.62
1000
0.76
Bottom side
saturation
voltage
1200
Load current (mA)
HB terminal voltage and Hall current characteristics.
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
Condition (Vcc=4.4V–7V)
0.85
10
20
30
40
50
Hall current (mA)
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