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SI-7500 数据表(PDF) 1 Page - Sanken electric

部件名 SI-7500
功能描述  5-phase Stepper Motor Star Connection Unipolar Driver IC
Download  4 Pages
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制造商  SANKEN [Sanken electric]
网页  http://www.sanken-ele.co.jp/en
标志 SANKEN - Sanken electric

SI-7500 数据表(HTML) 1 Page - Sanken electric

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


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