SLA7042M_10 SANKEN [Sanken electric], SLA7042M_10 Datasheet - Page 2

• Manufacturer Part Number: SLA7042M_10
• Description: 2W1-2 Phase Excitation/Micro-step Support
• Manufacturer: SANKEN [Sanken electric]

Internal Block Diagram
Diagram of Standard External Circuit
External Dimensions (ZIP18 with Fin [SLA18Pin])
PWM
Enable
(TOFF 3-step switching)
5V
OFF time timer
Chopper ON
Noise filter
(5 s)
R
R
V
C
COMP
1
2
3.2
REF
1
: 500~10000pF
0.65
0.15
+0.2
–0.1
ENABLE
C
Forming No. No.871
1
Reset
Reset
1 2 3
Phase
14
55.5%
71.4%
100%
3
17xP1.68
Vref
20%
40%
83%
91%
0%
Reference voltage
Ph.
Ph.
REF A
REF B
Shift register
a
0
1
0
1
0
1
0
1
a
a
Latch
GND A GND B
V
Part No.
Lot No.
31.3
DD
b
0
0
1
1
0
0
1
1
b
b
31
24.4
16.4
4
A
7
0.4
c
0
0
0
0
1
1
1
1
c
c
0.2
=28.56
0.2
V
0.2
0.2
DD
SLA7042M
SLA7044M
15
B OUT A OUT A OUT B OUT B
12
1
16
17
1
18
RS A
1
9
R
+0.2
–0.1
8
S
3.2
Reference voltage
0
0
0
0
1
1
1
1
c
c
c
Shift register
11
0.15
b
b
b
0
0
1
1
0
0
1
1
Latch
RS B
STROBE A
STROBE B
a
0
1
0
1
0
1
0
1
x3.8
a
a
CLOCK A
CLOCK B
10
DATA A
DATA B
R
Ph.
Ph.
55.5%
71.4%
100%
18
S
R-End
Vref
20%
40%
83%
91%
0%
Phase
Reset
Reset
16
13
17
4.8
5
2
6
0.2
(TOFF 3-step switching)
2.45
1.7
0.55
4
OFF time timer
COMP
Chopper ON
Noise filter
V
0.7
(5 s)
CC
0.1
0.2
+0.2
–0.1
Enable
PWM
0.65
+0.2
–0.1
Forming No. No.872
1 2 3
17xP1.68
DATA
Output Current Formula
Successively output this serial data and set any
current. Then, determine the step
time of the reference voltage Vref with STROBE
signal intervals.
Serial Data Pattern
I
0.4
O
CLOCK
STROBE
MODE0
MODE1
MODE2
MODE3
(55.5%)
MODE4
(71.4%)
MODE5
MODE6
MODE7
(100%)
=28.56
(20%)
(40%)
(83%)
(91%)
(0%)
=
K V
3
16
0
0
0
0
0
0
0
0
0
0
1
17
Phase
18
OUT excitation (MODE )
R
1
REF
+0.2
–0.1
S
a
b
SLA7042M/SLA7044M
K:Reference voltage setting ratio by
c
serial signal (See the internal block
diagram)
2.2
7.5
6
0.6
0.6
0.1
0
0
0
0
0
0
0
0
0
0
Phase
OUT excitation (MODE )
Product Mass : Approx.6g
a
b
c
ICs
(Unit : mm)
115