Description
18mm BLDC outer rotor, sensorless
| Specification | BO1815N2B02-199-9.0 |
|---|---|
| Voltage | 9.0 V |
| Terminal resistance | 0.43 Ω |
| No-load speed | 19900 rpm |
| No-load current | 0.21 A |
| Stall torque | 89 mNm |
| Stall current | 21.1 A |
| Nominal torque | 17.1 mNm |
| Nominal speed | 11100 rpm |
| Nominal current | 4.6 A |
| Max. output power | 47 W |
| Max. efficiency | 81.1 % |
| Back-EMF constant | 0.4 mV/rpm |
| Torque constant | 4.3 mNm/A |
| KV Value | 2212 rpm/V |
| Speed/torque gradient | 223.2 rpm/mNm |
| Rotor inertia | 2.8 gcm² |
| Weight | 11 g |
| Thermal resistance housing-ambient | 2.8 K/W |
| Thermal resistance winding-housing | 2.4 K/W |
| Thermal time constant motor | 173 s |
| Thermal time constant winding | 112 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 |
| Commutation | Sensorless |
| Protection class | 20 IP |
