| 摘要 |
<p>An electronic fuel injector driver circuit for controlling electromagnetic fuel injector valves for an internal combustion engine includes a solenoid coil for at least one electromagnetic fuel injector a one shot timer circuit for sending a predetermined timing signal, a first controller circuit interconnecting the one shot timer circuit and the solenoid coil for controlling the high side of the solenoid coil, a second controller circuit connected to the solenoid coil for controlling the low side of the solenoid coil in response to the predetermined timing signal, and a switchable voltage reference circuit connected to the second controller circuit for controlling current through the solenoid coil. <IMAGE></p> |
