参数资料
型号: LA5587
元件分类: 运动控制电子
英文描述: BRUSH DC MOTOR CONTROLLER, 1.4 A, PSIP5
封装: SIP-5
文件页数: 2/3页
文件大小: 39K
代理商: LA5587
LA5587
No.2574–2/3
Equivalent Circuit Block Diagram and Test Circuit
Continued from preceding page.
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Vref
/
VCC
K
/
VCC
Vref
/
Im
K
/
Im
Is
/
VCC
Vref
/
Ta
K
/
Ta
VCC=12V, Im=10mA, Ta=–20 to +80°C
VCC=12V, Im=50–150mA, Ta=–20 to +80°C
%/C
Sample Application Circuit
From Im Rm + EO=RT (IS +
) + Vref,
EO=Vref + RT (1 +
) IS + (
–Rm) Im
Assuming K Rm=RT,
The number of revolutions is determined by
EO=Vref + RT (1 +
) IS
Unless RT (max) < K Rm (min) in the Sample
Application Circuit, the operation becomes
unstable.
IS + Im
K
1
K
RT
K
1
K
相关PDF资料
PDF描述
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