Description
15mm BLDC outer rotor, sensorless
| Specification | BO1511N2B01-350-7.4 |
|---|---|
| Voltage | 7.4 V |
| Terminal resistance | 0.45 Ω |
| No-load speed | 35000 rpm |
| No-load current | 0.4 A |
| Stall torque | 31.6 mNm |
| Stall current | 16.4 A |
| Nominal torque | 4.0 mNm |
| Nominal speed | 25100 rpm |
| Nominal current | 2.1 A |
| Max. output power | 29 W |
| Max. efficiency | 71.2 % |
| Back-EMF constant | 0.21 mV/rpm |
| Torque constant | 1.97 mNm/A |
| KV Value | 4730 rpm/mNm |
| Speed/torque gradient | 1107 rpm/mNm |
| Rotor inertia | 1.1 gcm² |
| Weight | 5.8 g |
| Thermal resistance housing-ambient | 10 K/W |
| Thermal resistance winding-housing | 8.7 K/W |
| Thermal time constant motor | 110 s |
| Thermal time constant winding | 71 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 N |
| Axial load static | 25 N |
| Radial load at 3 mm from mounting face | 6.3 N |
| No. of pole pairs | 6 |
| Bearings | 2 ball bearings |
| Protection class | 20 IP |
| Commutation | Sensorless |
