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PDF SI-7500 Data sheet ( Hoja de datos )
| Número de pieza | SI-7500 | |
| Descripción | 5-phase Stepper Motor Star Connection Unipolar Driver IC | |
| Fabricantes | Sanken electric | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de SI-7500 (archivo pdf) en la parte inferior de esta página. Total 4 Páginas | ||
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5-phase Stepper Motor Star Connection Unipolar Driver IC
SI-7500A
s Ratings
Absolute
maximum
rating
Type No.
SI-7500A
Supply voltage
(V)
VCC
Vb
40 8
Output
current
(A)
Io
1.2
Junction
temperature
(°C)
Tj
+125
Operating
ambient
temperature (°C)
Top
–20 to +80
(Ta = 25°C)
Storage
temperature
(°C)
Tstg
–30 to +100
s Characteristics
Electrical
charac-
teristics
Type No.
SI-7500A
Operating supply voltage Output current Power down
Ratio
(V)
(mA/ø)
(%)
VCC Vb
IO IOPD/IO
min typ max min typ max min typ max min typ max
17 24 30 4.5 5 5.5 200 750 1000 35 50 100
Vb input
current
(mA)
Ib
max
15
External
zener diode
breakdown
voltage
(V)
*Input voltage
(V)
*Input
current
(mA)
VZ VIH1 VIH2 VIL IIH1 IIH2
min max max max max max max
VCC
x1.5
50
3.9 1.3
0.6 0.21 0.22
Trigger
pulse
voltage
(V)
Vtrig
min max
4.0 Vb
(Ta = 25°C)
Trigger
pulse
time
Trigger
pulse
frequency
(µs)
Ttrig
min typ
(kHz)
Ftrig
typ max
1.0 2.0 20 25
s Block diagram
Variable current
resistor
Rx
Trigger pulse
generator
circuit
Excitation signal
2-3 phase excitation
Auxiliary power supply Vb
Reference
voltage
Comparator
amplifier
Excitation signal
amplifier
Main power
supply VCC
Zener diode for
canceling counter EMF
ZD
Current
controller
Counter EMF
Canceller
M
* Input voltage and input current
conditions
VIH1 : Vb = 5V, Q1 to Q5ON
RX = , IIN = 0.2mA
VIH2 : Vb = 5V, Q1 to Q5OFF,
IIN = 0.22mA
IIH1 : Vb = 5V, Q1 to Q5ON,
VIN = 3.7V
IIH2 : Vb = 5V, Q1 to Q5OFF,
VIN = 0.9V
SI-7500A
Current detection
resistor Rs
s Equivalent circuit diagram
w r i t o !2 !5 !3 !6 !9
q
@0
D11
D6
u
R46
Q6 Q7
R1 R6
R36
D1 Q11
R41
R37
R7 R2
R42 Q12 D2
MIC1
R11
R12
D12 D13
D7 D8
Q8
R3 R8
R38
D3 Q13
R43
R13
Q1 R16
R17 Q2
Q3 R18
Q9
R39
R44
R9 R4
Q14 D4
R14
D14 D15
D9 D10
Q10
R5 R10
R40
D5 Q15 R45
R15 MIC3
R19 Q4
Q5 R20
R47
!8
R21
R26 R31
R22
R32
R27
R23
R28
R24
R34
R29
R25
R30 R35
e
y !0
!1 !4 !7
43
1 page | ||
| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet SI-7500.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
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