Fractional horsepower permanent split capacitor (PSC) fan motors are one of the most popular single-phase motors used in our industry. Troubleshooting and replacing these motors is a common task for ...

In the first installment of this series, "Calculating a practical hotspot safety margin", we discussed how two-parameter thermal models assume that the entire motor, including windings, exhibits one ...

Startup techniques employed to overcome the problem of determining magnet position in BLDC designs. Cost-saving and power-efficiency incentives using sensorless motor drivers. Motor-driver solutions ...