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L6258EX 数据表(PDF) 8 Page - STMicroelectronics

部件名 L6258EX
功能描述  PWM CONTROLLED - HIGH CURRENT DMOS UNIVERSAL MOTOR DRIVER
PDF  24 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6258EX 数据表(HTML) 8 Page - STMicroelectronics

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L6258E
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Figure 6. Current Control Loop Block Diagram
3.2 Input Logic (I0 - I1 - I2 - I3)
The current level in the motor winding is selected according to this table:
Table 5.
I3
I2
I1
I0
Current level
% of IMAX
HHH
H
No Current
HHH
L
9.5
HH
L
H
19.1
HH
L
L
28.6
HLH
H
38.1
HLH
L
47.6
HL
L
H
55.6
HL
L
L
63.5
LH
H
H
71.4
LH
H
L
77.8
LHL
H
82.5
LHL
L
88.9
LL
H
H
92.1
LL
H
L
95.2
LLL
H
98.4
LLL
L
100
DAC
+
-
+
-
VDAC
ia
ic
Rc
Cc
VR
ib
ERROR AMPL.
INPUT TRANSCONDUCTANCE
AMPL.
VS
VS
RL
LL
RS
LOAD
OUTA
OUTB
VREF
I0
I1
I2
I3
PH
Gin=1/Ra
VSENSE
Gs=1/Rb
Tri_180
POWER AMPL.
SENSE TRANSCONDUCTANCE
AMPL.
D97IN625
Tri_0



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