A repost
Richard J Lebens
rick-l at rocketmail.com
Fri Dec 12 18:35:58 GMT 1997
Since the injector solenoid is an inductor I imagine 10 kHz 50 % duty
cycle into the injector does two things.
1. Exceeds the Vce of the transistor unless you provide a path for
the back EMF
2 Approaches a steady state current that approximates DC.
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