Description
18mm BLDC outer rotor, sensorless
| Specification | BO1812N2B03-158-12.0 |
|---|---|
| Voltage | 12.0 V |
| Terminal resistance | 1.70 Ω |
| No-load speed | 15800 rpm |
| No-load current | 0.08 A |
| Stall torque | 50.1 mNm |
| Stall current | 7.1 A |
| Nominal torque | 9.9 mNm |
| Nominal speed | 10200 rpm |
| Nominal current | 1.5 A |
| Max. output power | 20.7 W |
| Max. efficiency | 80.2 % |
| Back-EMF constant | 0.75 mV/rpm |
| Torque constant | 7.2 mNm/A |
| KV Value | 1320 rpm/V |
| Speed/torque gradient | 315.5 rpm/mNm |
| Rotor inertia | 2.1 gcm² |
| Weight | 11 g |
| Thermal resistance housing-ambient | 10.6 K/W |
| Thermal resistance winding-housing | 14.6 K/W |
| Thermal time constant motor | 142 s |
| Thermal time constant winding | 99 s |
| Operating temperature range | -40~+120 °C |
| Thermal class of winding | 180 °C |
| Axial play | 0.012 mm |
| Radial play | 0.008 mm |
| Axial load dynamic | 1.5 N |
| Axial load static | 37 N |
| Radial load at 3 mm from mounting face | 12 N |
| No. of pole pairs | 6 |
| Bearings | 2 ball bearings |
| Protection class | 20 IP |
| Commutation | Sensorless |
