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Constar Motion Co., LTD
Constar 1025 Micro Coreless DC Motor 1025N5M

Constar 1025 Micro Coreless DC Motor 1025N5M

Product catalog summary

Overview: This document provides technical specifications for the Precision DC Coreless Motor, including gearheads and encoders. It is applicable in fields such as medical, healthcare, automotive, robotics, and industrial automation.

Specifications:

Voltage: Available in 3.0V, 6.0V, and 12.0V.
Terminal Resistance: Ranges from 5.3Ω to 22.0Ω depending on the model.
No-load Speed: Varies from 9200 rpm to 15000 rpm.
No-load Current: 10 mA to 20 mA.
Stall Torque: Between 1.65 mNm and 4.05 mNm.
Stall Current: 550 mA to 920 mA.
Nominal Torque: Consistent at 1.0 mNm across models.
Nominal Speed: Ranges from 3630 rpm to 11300 rpm.
Nominal Current: 140 mA to 350 mA.
Max Output Power: 0.40 W to 1.59 W.
Max Efficiency: 66% to 75%.
Back-EMF Constant: 0.3 mV/rpm to 0.8 mV/rpm.
Torque Constant: 3.0 mNm/A to 7.5 mNm/A.
Speed/Torque Gradient: 3300 rpm/mNm to 5600 rpm/mNm.
Rotor Inertia: 0.09 gcm².
Weight: 7.0 g.
Thermal Resistance: Housing-ambient is 32.56 K/W, winding-housing is 36.8 K/W.
Thermal Time Constant: Motor is 113 s, winding is 90 s.
Operating Temperature Range: -20°C to +85°C.
Thermal Class of Winding: 130°C.
Axial and Radial Play: Axial play ≤0.15 mm, radial play 0.012 mm.
Axial Load: Dynamic 0.15 N, static 15 N.
Radial Load: 0.4 N at 3 mm from mounting face.
No. of Pole Pairs: 1.
Bearings: 2 sleeve bearings.
Commutator: Precious metal, 5 segments.
Protection Class: IP 40.

Options: Customizable lead wire length, shaft length, and special coils.

Applications: Suitable for precision drives in medical equipment, healthcare products, automotive, robotics, and industrial automation.

Catalog excerpts

Constar 1025 Micro Coreless DC Motor 1025N5M-1

PRECISION DC CORELESS MOTOR 1025N5M 贵金属电刷 Precious Metal Commutation 应用领域 : 医疗、保健、汽车、机器人、工业自动化等精密驱动领域。 Applications: precision drives in medical equipment and devices, healthcare products, automotive, robotics, and industrial automation. Terminal resistance No-load speed No-load current Stall current Nominal speed Nominal torque Stall torque Nominal current Back-EMF constant Torque constant Speed/torque gradient Rotor inertia Thermal resistance housing-ambient Thermal resistance winding-housing Thermal time constant winding Thermal time constant motor Operating temperature range Thermal class of winding Radial play Axial play Axial load dynamic Axial load static Radial load at 3 mm from mounting face

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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