參數(shù)資料
型號： L292
廠商： 意法半導體
英文描述： SWITCH-MODE DRIVER FOR DC MOTORS
中文描述： 開關模式直流電動機驅動
文件頁數(shù)： 8/12頁
文件大?。?/td> 161K
代理商： L292
CLOSED-LOOP SYSTEM STEP RESPONSE
a) Small - signals analysis.
The transfer function (3) can be written as follows:
I
M
V
I
(
s
)
=
0.044
R
s
1
+
s
2
ξ
ω
o
1
+
2
ξ
s
+
s
2
ω
o
ω
o
2
(7)
where wo =
√
G
mo
R
s
R
4
C R
F
C
F
is the cutoff frequency
ξ
=
√
4 R
F
C
F
G
mo
R
s
is the dumping factor
R
4
By choosing the
ξ
value, it is possible to determine
the system response to an input step signal.
Examples :
1)
ξ
= 1 from which
I
M
(
t
)
=
0.044
R
s
[ 1
e
t
2R
F
C
F
(
1
+
t
4 R
F
C
F
)
]
V
i
(where Vi is the amplitude of the input step).
2)
ξ
=
1
√
2 from which
I
M
(
t
)
=
0.044
R
s
(
1
cos
t
2 R
F
C
F
e
t
2 R
F
C
F
)
V
i
Figure 8. Small Signal Step Response
(normalized amplitude vs.
t / R
F
C
F
).
V
7
= 200 mV/div.
I
M
= 100 mA/div.
t = 100
μ
s/div.
with V
I
= 1.5 Vp.
8/12
L292
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相關代理商/技術參數(shù)
參數(shù)描述
L292 制造商:STMicroelectronics 功能描述:IC SWITCH MODE DRIVER 292
L292_03 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SWITCH-MODE DRIVER FOR DC MOTORS
L292B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
L292H 功能描述:馬達/運動/點火控制器和驅動器 DC Switch-Mode RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
L293 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:PUSH-PULL FOUR CHANNEL DRIVER WITH DIODES
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