Operation mode time diagrams L6258EP
28/32
Figure 12. Half step operation mode timing diagram
(Phase - DAC input and motor current)
Ph2
Half Step Vector
67451320
DAC 2
Inputs
Motor drive
Current 2
71.4%
100%
0
Motor drive
Current 1
I3_2
I2_2
I1_2
I3_1
0
71.4%
100%
-71.4%
-100%
-71.4%
-100%
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
DAC 1
Inputs
Phase 2
Phase 1
I0_2
I2_1
I1_1
I0_1
2
1
0
7
6
5
4
3
Ph1
Ph2
Ph1
D97IN627C
I3 I2 I1 I0
Current
level% of I
MAX
0000 100
0001 98.4
0010 95.2
0011 92.1
0100 88.9
0101 82.5
0110 77.8
0111 71.4
1000 63.5
1001 55.6
1010 47.6
1011 38.1
1100 28.6
1101 19.1
1110 9.5
1111 No Current
L6258EP Operation mode time diagrams
29/32
Figure 13. 4 bit microstep operation mode timing diagram
(Phase - DAC input and motor current)
Ph2
Micro Step Vector
32
24
28
20
16
12
8
4
0
Position
DAC 2
Inputs
0
Motor drive
Current 2
0
Motor drive
Current 1
I3_2
I2_2
I1_2
I3_1
0
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
DAC 1
Inputs
Phase
2
Phase
1
I0_2
I2_1
I1_1
I0_1
16
8
0
56
48
40
32
24
Ph1
Ph2
Ph1
D97IN628A
60
64
56
52
48
44
40
36
100%
95.2%
82.5%
63.5%
47.6%
38.1%
0%
19.1%
I3 I2 I1 I0
Current
level% of I
MAX
0000 100
0001 98.4
0010 95.2
0011 92.1
0100 88.9
0101 82.5
0110 77.8
0111 71.4
1000 63.5
1001 55.6
1010 47.6
1011 38.1
1100 28.6
1101 19.1
1110 9.5
1111 No Current
Package information L6258EP
30/32
6 Package information
In order to meet environmental requirements, ST offers these devices in ECOPACK®
packages. These packages have a Lead-free second level interconnect. The category of
second Level Interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97. The maximum ratings related to soldering
conditions are also marked on the inner box label.
ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com.
Figure 14. PowerSSO36 mechanical data & package dimensions
OUTLINE AND
MECHANICAL DATA
DIM.
mm inch
MIN. TYP. MAX. MIN. TYP. MAX.
A 2.15 2.47 0.084 0.097
A2 2.15 2.40 0.084 0.094
a1 0 0.075 0 0.003
b 0.18 0.36 0.007 0.014
c 0.23 0.32 0.009 0.012
D
(1)
10.10 10.50 0.398 0.413
E
(1)
7.4 7.6 0.291 0.299
e 0.5 0.019
e3 8.5 0.335
F 2.3 0.090
G 0.10 0.004
G1 0.06 0.002
H 10.10 10.50 0.398 0.413
h 0.40 0.016
k5˚ 5˚
L 0.55 0.90 0.022 0.035
M 4.3 0.169
N 10˚ 10˚
O 1.2 0.047
Q 0.8 0.031
S 2.9 0.114
T3.65 0.144
U 1.0 0.039
X 4.1 4.7 0.161 0.185
Y 6.5 7.3 0.256 0.287
(1) "D” and “E" do not include mold flash or protrusions Mold flash
or protrusions shall not exceed 0.15 mm per side(0.006”)
PowerSSO-36
7587131 A
(slug-down)
G
LEAD COPLANARITY
BOTTOM VIEW
E
H
D
e3
F
0.1
AM B
b
e
A
Y
stand-off
X
c
T
M
Q
S
L
Gauge plane 0.25
k
A
A2
hx45û
a1
U
O
B

E-L6258EP

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Motor / Motion / Ignition Controllers & Drivers PWM CTRL Motor DRV 1.3A 12V to 40V BCD
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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