M56784 Mitsubishi, M56784 Datasheet - Page 3

• Manufacturer Part Number: M56784
• Description: SPINDLE MOTOR DRIVER
• Manufacturer: Mitsubishi

RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS (V
VHb
IHb
Von
Voff
V
V
V
V
V
VM
Io
I
I
I
Vsat
ECdead-
ECdead+
ECR
EC
Gio
Vlim
VH com
VHmin1
VHmin2
Symbol
CC
CC
CC
iH
iL
OL
CC
CC
Symbol
1
2
3
1
2
Sleep Mode Supply current - 1
Sleep Mode Supply current - 2
Supply current - 3
Saturation voltage
Control voltage dead zone
Reference voltage Input range
Control voltage Input range
Control gain
Control limit
Hall senser amp. common
mode input range
Hall bias terminal output
voltage
Hall bias terminal sink current
Motor start voltage
Motor stop voltage
Mode pin input high voltage
Mode pin input low voltage
output low voltage
Hall sensor amp.
input signal revel
40
pin[RDS],
5V Power supply
12V Power supply
Motor Power supply
Output drive current
Parameter
39
pin[FG]
Parameter
Load current (IHb) 10mA.
and
when they are HIGH.
and
when they are LOW.
Io current = 1mA
41
41
36
36
(
[
Top and Bottom saturation voltage
(Load current: 500mA)
EC < ECR
EC > ECR
Io = Gio / Rsense [A/V]
Ilim = Vlim / Rsense [A]
24
24
25
26
28
15
15
41
41
pin input voltage when it starts up the motor.
pin input voltage when it stops the motor.
pin [MODE1],
pin [MODE1],
CC
and
pin Input Current (
pin Input Current (EC = ECR = 2.5V)
pin [3.3V DSP available]
pin [3.3V DSP available]
–
–
*The IC is in the active condition.
*The hall bias is available.
*The IC is in the sleep condition.
*The hall bias is off.
pin High]
pin low or open)
7
7
20
20
=5V, V
pin [MODE4] input voltage
pin [MODE4] input voltage
pins
pins
27
pin total Input Current
Min.
4.5
4.5
4.5
—
CC
37
37
2=12V ,VM=12V, Ta=25 C unless otherwise noted.)
pin [MODE2],
pin [MODE2],
Conditions
41
pin low or open)
Limits
MODE4 = OPEN or HIGH
MODE4 = GND
Typ.
12.0
12.0
5.0
—
6
6
pin [MODE3]
pin [MODE3]
Max.
13.2
13.2
700
MITSUBISHI <CONTROL / DRIVER IC>
5.5
Units
mA
V
V
V
Min.
0.25
0.27
-40
0.5
0.5
1.2
0.6
2.0
2.0
SPINDLE MOTOR DRIVER
50
35
—
—
—
—
—
—
—
—
0
Limits
Typ.
1.65
1.65
0.85
+21
-21
1.2
0.3
0.3
—
—
—
—
—
—
—
—
—
—
—
0
M56784FP
Max.
0.35
0.33
100
500
+40
6.0
1.9
4.0
4.0
4.5
1.2
0.8
0.8
0.5
30
—
—
—
—
0
mVp-p
Units
mA
mV
V/V
mA
V
V
V
V
V
V
V
V
V
V
V
A
A