L9911(2005) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
L9911 Datasheet PDF : 15 Pages
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L9911
Figure 12. Soft start characteristics (always activated at engine start)
Ign. sw
on
off
Engine speed (rpm)
(soft attack inhibition Alt. speed)
0.5s min
0.5s min Time (sec)
(soft start enable Alt. speed)
Field current (A) Soft start
timing
Soft start
delay time
Soft start
timing
Soft start
delay time
Time (sec)
Soft start
timing
Soft start
delay time
0.15s~0.5s
Time (sec)
W/Lamp
on
off
Starter on
Ign. sw on
E/G stop
and Ign. sw off
Starter on
Ign. sw on
0.15s~0.5s
E/G stop
Starter on Time (sec)
Engine start
Soft attack inhibition
Alt. speed > E/G speed
Engine start Engine restart
Soft attack inhibition
Alt. speed < E/G speed
10/15
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