Constar 12V High Speed Brushless DC Motor B1635N2B

Product catalog summary

Overview: This document provides technical specifications for the B1635N2B brushless DC motor, designed for precision drives in medical equipment and industrial automation fields. The motor features an inner rotor, slotless, and sensorless design.

Specifications:

Voltage: Available in 12.0V, 24V, and 3.7V options.
Terminal Resistance: Ranges from 0.35Ω to 11.6Ω.
No-load Speed: 45000 rpm, 20000 rpm, and 12000 rpm.
No-load Current: 0.35A, 0.2A, and 0.2A.
Stall Torque: 85 mNm, 19.3 mNm, and 14.4 mNm.
Stall Current: 34A, 2A, and 5.2A.
Nominal Torque: Consistent at 1.5 mNm across all models.
Nominal Speed: 43800 rpm, 18000 rpm, and 10000 rpm.
Nominal Current: 0.96A, 0.35A, and 0.75A.
Max. Output Power: 100W, 10W, and 4.5W.
Max. Efficiency: 81%, 47.0%, and 64.8%.
Back-EMF Constant: 0.3 mV/rpm, 1.00 mV/rpm, and 0.29 mV/rpm.
Torque Constant: 2.5 mNm/A, 10.3 mNm/A, and 2.8 mNm/A.
KV Value: 3750 rpm/V, 833 rpm/V, and 3242 rpm/V.
Speed/Torque Gradient: 530 rpm/mNm, 1033 rpm/mNm, and 832 rpm/mNm.
Rotor Inertia: 1.5 gcm².
Weight: 40g.
Thermal Resistance: Housing-ambient at 17 K/W, winding-housing at 4.8 K/W.
Thermal Time Constant: Motor at 250s, winding at 6s.
Operating Temperature Range: -40°C to +120°C.
Thermal Class of Winding: 155°C.
Axial and Radial Play: 0.012 mm and 0.008 mm respectively.
Axial Load: Dynamic at 1.5N, static at 37N.
Radial Load: 12N at 3 mm from mounting face.
Number of Pole Pairs: 1.
Bearings: 2 ball bearings.
Commutation: Sensorless.
Protection Class: IP 20.

Options: Customizable parameters include lead wire length, shaft length, special coils, gearheads, bearing type, Hall sensor, encoder, and driver.

Catalog excerpts

Constar 12V High Speed Brushless DC Motor B1635N2B-1

Inner Rotor, Slotless, Sensorless 应用领域 : 医疗器械、工业设备等精密驱动领域。 Applications: precision drives in medical equipment, industrial automation fields. Terminal resistance No-load speed No-load current Stall torque Stall current Torque constant Back-EMF constant Nominal current Nominal speed Nominal torque Speed/torque gradient Rotor inertia Thermal resistance housing-ambient Thermal resistance winding-housing Thermal time constant motor Thermal time constant winding Thermal class of winding Radial play Axial play Axial load dynamic Axial load static Radial load at 3 mm from mounting face Operating temperature range Protection class 导线长度 Lead wires length 轴

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