參數資料
型號: LM272M
廠商: 意法半導體
元件分類: 運動控制電子
英文描述: DUAL POWER OPERATIONAL AMPLIFIER
中文描述: 雙功率運算放大器
文件頁數: 6/10頁
文件大小: 111K
代理商: LM272M
Figure 12
:Motor Current Control Circuit.
Note
: The input voltage level is compatible with L291 (5-BIT D/A converter).
Figure 13
:BidirectionalSpeedControl of DC Motors.
2R3
°
R1
R
M
For circuit stability ensurethat R
X
>
where R
M
= internalresistanceof motor.
V
s
2
2R
°
R1
R
X
The voltageavailableat the terminalsof themotor is V
M
= 2 (V
i
) +
R
o
Ι
M
where
R
o
=
and I
M
is the motorcurrent.
L272
6/10
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