Nidec Copal USA Corp (Torrance, CA) offers the MG16 series of sub-miniature brush DC motors with high torque planetary boxes. The 8-model series is RoHS compliant and measures 16 mm. Available gear ratios include 60:1, 120:1, 240:1, and 500:1 with two excitation voltage levels of 6 VDC and 12 VDC. Performance ranges from 4.86 oz-in rated torque at 164 rpm and 22.6 oz-in starting torque for the 6-volt model with a 60:1 ratio, to 28 oz-in rated torque at 21 rpm and 146 oz-in started torque for the 12-volt model with a 500:1 ratio. Maximum gear motor weight for the 500:1 gear ratio is 1.24 oz. All models can operate from 0°C to 50°C ambient temperature range. Options include an encoder.

Motion Control Technology Magazine

This article first appeared in the October, 2006 issue of Motion Control Technology Magazine.

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