EDN

Basics of the Electric Servomotor and Drive – Part 4: Brushless PM Motors (conc.)

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Machine Design

Capacitive Technology Finds Use in BLDC Motor-Commutation Controls

• Capacitive sensing offers low operating currents, broad programmability, excellent temperature range tolerance, resistance to airborne contaminants, low cost, and extreme durability. • Commutation ...
Electronic Design

Sensorless BLDC Controller Works With MOSFETs

Allegro MicroSystems, LLC announces a three-phase, sensorless, brushless DC (BLDC) motor controller for use with external complementary P-channel and N-channel power MOSFETs. Reliable sensorless ...
Machine Design

Avoiding step loss

Stepmotors convert electrical pulses into incremental mechanical movements. Each “step” is a set angle, providing precise linear positioning downstream. Sometimes, stepmotors are unable to step when ...
Electronic Design

Brushless DC Tachometer/Commutators Aid Industrial Motor Speed Monitoring

ServoTek Products Inc. announced the successful application of its TachSyn Series brushless DC tachometer/commutator within industrial motor speed monitoring applications. The high-accuracy TachSyn ...
EDN

Field-oriented control by the numbers

{Editor's note: This article originally appeared as a series of blogs in EE Times. It is replicated here in its entirety for the convenience of the EDN community.} Motors are all around us, and an ...