M54679FP Просмотр технического описания (PDF) - MITSUBISHI ELECTRIC
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производитель
M54679FP Datasheet PDF : 9 Pages
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PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
FUNCTIONAL CONDITIONS
Symbol
VCC
Vm
Iout
tPLH
tPHL
Ton
Toff
TSDon
Parameter
Power supply
Motor supply voltage
Output current
Rising time of logic inputs
Falling time of logic inputs
PWM ON time
PWM OFF time
Thermal shut down
MITSUBISHI <CONTROL / DRIVER IC>
M54679FP
2-PHASE STEPPER MOTOR DRIVER
Limits
Min.
Typ.
Max.
Units
4.5
5.0
5.5
V
10
—
35
V
50
—
800
mA
—
—
2.0
µs
—
—
2.0
µs
5.0
—
50
µs
5.0
—
50
µs
—
160
—
°C
ELECTRICAL CHARACTERISTICS (Ta = 25deg, VCC = 5.0V, VM = 24V unless otherwise noted.)
CONTROL CIRCUIT
Symbol
Parameter
ICC1
ICC2
ICC3
Vlogic H
Vlogic L
I(Ph) H
I(Ph) L
I(I0, I1) H
I(I0, I1) L
I(Stby) H
I(Stby) L
Supply current
Logic input voltage
(Ph, I1, I0, Stby terminals)
Phase terminal input current
I0, I1 terminals input current
Standby terminal input current
Conditions
Stby = H, Ph*A = H, Ph*B = L (Bridge ON)
Stby = H, Ph*A = Ph*B (Bridge OFF)
Stby = L (Standby condition)
Vin = 5V
Vin = 0V
Vin = 5V
Vin = 0V
Vin = 5V
Vin = 0V
Min.
39
20
2.0
2.4
0
—
-20
—
-400
—
-400
Limits
Typ.
56
27
4.0
—
—
—
-3.0
—
-300
—
-300
Max.
73
40
6.0
VCC
0.6
10
—
10
—
10
5.0
I(S)
Current sensing Comparators S1 or S2 terminals input current
input current
(S1 or S2 = 0V, Vref = 5V).
-20
-3.0
—
V(S)
I(Vref)
V(Vref)
FC
Vreg
VCH(H)
VCH(M)
VCH(L)
Current sensing Comparators
input voltage sphere
Vref input current
Vref input voltage sphere
Oscillation frequency of Fref
Voltage stabilizer output
Current sensing Comparators
threshold voltage
S1 or S2 terminal input voltage sphere
Input current of Vref (Vref = 5V, I0 = I1 = 0V)
C = 390pF, Fref terminal oscillation
Iout = -0.1mA – +1mA
I0 = L, I1 = L, Vref = 5V (Vref/10*100%)
I0 = H, I1 = L, Vref = 5V (Vref/10*70%)
I0 = L, I1 = H, Vref = 5V (Vref/10*33%)
0
—
VCH(H)
—
500
650
0
—
VCC
20
30
40
3.35
3.50
3.65
475
500
525
325
350
375
139
155
171
Units
mA
V
µA
µA
µA
µA
V
µA
V
kHz
V
mV
mV
mV
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