SI-7600 Allegro Microsystems Inc, SI-7600 Datasheet - Page 2

• Manufacturer Part Number: SI-7600
• Manufacturer: Allegro Microsystems Inc

Specifications of SI-7600

• Lead Free Status / Rohs Status: Not Compliant

3-Phase Stepper Motor Driver ICs (Star Connection/Delta Connection)
The package shapes of SI-7600 and SI-7600D are different, however the terminal connection is the same.
Internal Block Diagram/Diagram of Standard External Circuit
Terminal Connection
External Dimensions
SI-7600
20
1
0.8 max
PFD
S
Vcc
Reset
CW/CCW
EDGE
CK
F/H
Ena
Mode
1.27
12.6
RC
VBB
OHA
OHB
OHA
OLA
OLB
OLC
GND
REF
Reference constants
Rs:0.1 to 1
Rt:15k to 75k
Ct:420p to 1100pF
C7
Vcc
(1 to 5W)
(Unless specified otherwise, all values are typical)
0.4
R5
C1
11
10
C5
R1
CW/CCW
+
C3
Reset
Clock
Mode
R2
Edge
Ena
REF
F/H
C1:10 F/10V
C2:100 F/63V
C3 to C6:0.01 to 1 F
C7:1000pF
Pin No.
0.7
Vcc
Buffer
Pin1
Pin2
Pin3
Pin4
Pin5
Pin6
Pin7
Control
1/5
Logic
7.8
Vcc
R3
C6
PFD
CW/CCW
R4
Sense
Name
Reset
Clock
Edge
Current
Control
PFD
Vcc
Buffer
Ct
Pri-
Rt
V
1
SI-7600D
BB
RC
20
R1+R2 10k
(V
R3+R4 10k
(V
1.27 max
REF
PFD
0.89
Pin No.
Pin10
Pin12
Pin13
Pin14
Pin11
GND
Pin8
Pin9
:0.2 to V
:0 to V
C4
2.54
OHA
OHB
OHC
OLA
OLB
OLC
Sense
Rs
C2
CC
CC
2)
2-2V)
1.30
24.50
+
Io
Full/Half
Enable
Name
Mode
GND
OLC
REF
OLB
MOS Array
ex. SLA5017 at 4A max
SLA5059 at 4A max
SLA5060 at 6A max
SLA5061 at 10A max
(Sanken)
R5:10k
0.48
Pin No.
Pin17
Pin18
Pin15
Pin16
Pin19
Pin20
11
10
Name
0 to 15
OHA
OHC
OHB
OLA
V
RC
U
V
W
BB
SI-7600/SI-7600D
SI-7600/SI-7600D
7.62
0.25
(Units: mm)
99