L9904 데이터 시트보기 (PDF) - STMicroelectronics

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L9904

MOTOR BRIDGE CONTROLLER

STMicroelectronics 

Figure 6. I(V) characteristics of the K-Line for TX = HIGH and VVS=13.5V

IK [mA]

0.2

0.1

0.0

~50k 

-0.1

-0.2

-0.3

~50k 

-0.4

-0.5

-20

-10

0

10

20

VK [V]

Figure 7. Driving sequence

L9904

EN

DIR

PWM

GL2

GH2

Note:

Before standby mode

(EN=low) a braking phase

is mandatory to discharge

the stored energy of the

motor.

GL1

GH1

braking

9/17

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