MC33039 adapter equivalent, closed loop brushless motor adapter.
* Digital Detection of Each Input Transition for Improved Low Speed
Motor Operation
* TTL Compatible Inputs With Hysteresis
* Operation Down to 5.5 V for Dire.
Features
* Digital Detection of Each Input Transition for Improved Low Speed
Motor Operation
* TTL Compatible I.
The MC33039 provides an economical method of implementing closed−loop speed control of brushless DC motors by eliminating the need for a magnetic or optical tachometer. Shown in the timing diagram of Figure 1, the three inputs (Pins 1, 2, 3) monitor.
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