DC to Pulse Width Modulator Kit Control DC Motors

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$24.95 ea

104 In Stock
More Available – 14 weeks

  • Jameco Part no.: 120539
  • Manufacturer: Velleman
  • Manufacturer no.: WSI8004
  • HTS code: 8542310000
  • Web Exclusive
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DC to Pulse Width Modulator Kit

The circuit converts a DC voltage into a series of pulses, such that the pulse duration is directly proportional to the value of the DC voltage.

In the Circuit Skills video below, Colin Cunningham explains the basic principles of Pulse Width Modulation and the variety applications where PWM can be used.


  • Expert level
  • 40 Pieces
  • PWM range: 0 to 100%
  • PWM frequency: 100Hz to 5kHz (adjustable)
  • Operating voltage: 8 to 35VDC
  • Minimum consumption: 35mA
  • Maximum output current 6.5A
  • Efficiency: better than 90% at full load
  • Adjustable sensitivity: 2.5 to 35VDC
  • Size: 3.3"L x 1.9"W x 1.8"H
  • Weight: 0.5 lbs.

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Specification Value
Design LevelBeginner Kit
Piece Count31

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