SI-7510 Просмотр технического описания (PDF) - Sanken Electric co.,ltd.
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производитель
SI-7510 Datasheet PDF : 2 Pages
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SI7510
■Internal Block Diagram
VCC2
VCC1 MC2 MC3 MC1
Oscillator
Charge Pump
Enable
MO
CL
F/H
CW/CCW
Reset
RC
Ref
Sense
Sequencer
Highside Drive
Lowside Drive
PWM
Control
Gnd
OHGA
OHSA
OHGB
OHSB
OHGC
OHSC
OHGD
OHSD
OHGE
OHSE
OLA
OLB
OLC
OLD
OLE
■Typical Connection Diagram
5V
Logic Signal
Input and Output
C1
C2
VCC2
MC1
61
MC2 MC3
32
R3
C4
Enable 5
MO 7
CL 8
F/H 9
CW/CCW 10
Reset 11
VCC1
4
30
29
28
OHGA
OHSA
OHGB
27 OHSB
26
25
OHGC
OHSC
24
23
22
21
OHGD
OHSD
OHGE
OHSE
20
19
18
OLA
OLB
OLC
R1Ref 13
C3
R2
12
RC
17
16
OLD
OLE
15
14 Sense
Gnd
Ct
Rt
4 5 10 15
3
9
1
7
14
12
SLA5073
8
2
13
6
11
24V
IO=VRS/RS
IOM=Io/2
*IOM : Motor Coil Current
tOFF=1.1*Rt*Ct
5-phase SPM
New Pentagon
4 Pins 11 to 15: NC
3
9
7
SLA5074 5
10
2
6 18
Rs Io
R1=510Ω
R2=100Ω(VR)
R3=20KΩ
RS=0.33Ω(1 to 2W)
Rt=15 to 75KΩ
Ct=420 to 1100pF
C1=2200pF
C2=0.01µF
C3=0.1µF
C4=0.01µF
*Be especially careful of noise on the Vcc line. The product may malfunction if noise on the Vcc line is 0.5 V or more.
■Input and Output Timing Chart
0
CL
Reset
Enable
CW/CCW
F/H
OHA
OHB
OHC
OHD
OHE
OLA
OLB
OLC
OLD
OLE
MO
Reset
5
10 15 20 25 30 35 40 45 50 55 60 65 70 75
CW, Full
CCW, Full
CCW, Half
CW, Half
■Pin Assignment and Function Table
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Symbol
MC1
MC3
MC2
VCC1
Enable
VCC2
MO
CL
F/H
CW/CCW
Reset
RC
Ref
Sense
Gnd
VOLE
VOLD
VOLC
VOLB
VOLA
VOHSE
VOHGE
VOHSD
VOHG
VOHSC
VOHGC
VOHSB
VOHGB
VOHSA
VOHGA
Function
Capacitor Connection Terminal for Charge Pump (for MC2)
Capacitor Connection Terminal for Charge Pump (for Gnd)
Capacitor Connection Terminal for Charge Pump (for MC1)
Main Supply Voltage Input
Output OFF
Logic Voltage Input
Monitor to Detect Motor Position
Clock
4-phase, 4-5 phase switching
Switching Between Forward and Backward Rotation
Reset
RC Connection for Chopping Off Time Setting
Reference Voltage Input for Motor Current Setting
For Motor Current Detection
Gnd
Low Side MOSFET Gate Connection Pin (E-phase)
Low Side MOSFET Gate Connection Pin (D-phase)
Low Side MOSFET Gate Connection Pin (C-phase)
Low Side MOSFET Gate Connection Pin (B-phase)
Low Side MOSFET Gate Connection Pin (A-phase)
High Side MOSFET Source Connection Pin (E-phase)
High Side MOSFET Gate Connection Pin (E-phase)
High Side MOSFET Source Connection Pin (D-phase)
High Side MOSFET Gate Connection Pin (D-phase)
High Side MOSFET Source Connection Pin (C-phase)
High Side MOSFET Gate Connection Pin (C-phase)
High Side MOSFET Source Connection Pin (B-phase)
High Side MOSFET Gate Connection Pin (B-phase)
High Side MOSFET Source Connection Pin (A-phase)
High Side MOSFET Gate Connection Terminal (A-phase)
■Truth Table
Pin Name
Low Level
Clock
CW/CCW
Full/Half
Enable
Reset
Forward Rotation (CW)
4-phase excitation
Disable
Enable
High Level
Positive Edge
Backward Rotation (CCW)
4-5 phase excitation
Enable
Reset
■External Dimensions (DIP30)
(Unit : mm)
Lot No. J A P A N
SK S I - 75 1 0
28.2±0.3
75 80 85 90 95 100 105 110
CL
Reset
Enable
CW/CCW
F/H
OHA
* Condition to Switch Input Signals
OHB
OHC
CL
OHD
OHE
OLA
CW/CCW
OLB
F/H
OLC
OLD
OLE
MO
The range to Prohibit Switching
The range to
500ns
Prohibit Switching
Switchable Range
500ns
CW, Half
Disable
CCW,Full
Reset
Disable
1.0 +–00..306
1.778
1.654 TYP
0.25 –+00..015
10.16
0.46±0.1
0° to 15°
Product Mass : Approx.2g
ICs 133
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