4mm ERM Micro Vibration Motor Parameters
Most of the pager motors use miniature Eccentric Rotating Masses. ERM pager motors rely on the rotation of an unbalanced load to create vibration effects and are more recently being used for haptic feedback as well as vibration alerting.
|Number of Magnet Poles
|Eccentric Mass Radius
|Eccentric Mass Length
|Eccentric Mass Weight
|≤ 2.3V DC
|2.3V – 3.2V DC
|Rated Load Speed
|14,000 ± 2,500rpm
|Typical Nominal Amplitude
6mm Type DC Vibration Motor Outline Drawing
Miniature ERM Motors are used almost exclusively for vibration alerting and haptic feedback.
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