Download Si9979CS Datasheet PDF
Si9979CS page 2
Page 2
Si9979CS page 3
Page 3

Si9979CS Description

The Si9979CS is a monolithic brushless dc motor controller with integral high-side drive circuitry. The Si9979 is configured to allow either 60 0 0r 120° mutation sensor spacing. The internal low-voltage regulator allows operation over a wide input voltage range, 20- to 40-V dc.

Si9979CS Key Features

  • Hall-Effect mutation
  • 60- or 120- Sensor Spacing
  • Integral High-Side Drive for all
  • PWMInput
  • Quadrature Selection
  • Tachometer Output
  • Reversible
  • Braking
  • Output Enable Control
  • Cross Conduction Protection