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SI-7502 Datasheet(PDF) 2 Page - Sanken electric

Part # SI-7502
Description  5-Phase Stepper Motor Driver ICs
PDF  5 Pages
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Manufacturer  SANKEN [Sanken electric]
Direct Link  http://www.sanken-ele.co.jp/en
Logo SANKEN - Sanken electric

SI-7502 Datasheet(HTML) 2 Page - Sanken electric

  SI-7502 Datasheet HTML 1Page - Sanken electric SI-7502 Datasheet HTML 2Page - Sanken electric SI-7502 Datasheet HTML 3Page - Sanken electric SI-7502 Datasheet HTML 4Page - Sanken electric SI-7502 Datasheet HTML 5Page - Sanken electric  
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SI-7502 (SLA5011/SLA6503)
SI-7502 (SLA5011/SLA6503)
5-Phase Stepper Motor Driver ICs (Pentagon Connection)
sInternal Block Diagram (Dotted Line)
Control power supply
Vb
VS
VCC
Main power supply
SLA6503
SLA5011
Motor
Comparator
amplifier
Excitation signal
Variable current
resistor RX
Current sense
resistor Rs
SI-7502
Level shift
current control
unit
Auxiliary power
supply
sEquivalent Circuit Diagram
SI-7502
24
20
23
19
16
12
15
11
7
8
27
R21
R20
R19
R18
R17
R1
R3
R4
R6
R5
R2
Tr1
25
21
22
18
17
13
14
10
6
9
R7
Tr2
R12
R22
R27
R13
R23
R8
Tr3
R9
Tr4
R10
Tr5
R11
Tr6
R16
R26
R15
R25
R14
R24
26
R31
R30
R29
R28
SLA6503
R1
R2
2
3
4
1
5
6
7
8
9
10
11
12
R1
≅2kΩ Typ
R2
≅50Ω Typ
SLA5011
2
4
5
3
Trigger pulse
generator circuit
−
+
1
12
11
9
7
5
3
10
8
6
4
2
1



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