Description
8mm BLDC, inner rotor, slotless, sensorless
| Specification | B0815N2B04-200-5.0 |
|---|---|
| Voltage | 5.0 V |
| Terminal resistance | 11.8 Ω |
| No-load speed | 20000 rpm |
| No-load current | 0.05 A |
| Stall torque | 0.79 mNm |
| Stall current | 0.42 A |
| Nominal torque | 0.2 mNm |
| Nominal speed | 16100 rpm |
| Nominal current | 0.13 A |
| Max. output power | 0.4 W |
| Max. efficiency | 43.0 % |
| Back-EMF constant | 0.22 mV/rpm |
| Torque constant | 2.10 mNm/A |
| KV Value | 4000 rpm/V |
| Speed/torque gradient | 25310 rpm/mNm |
| Rotor inertia | 0.02 gcm² |
| Weight | 3 g |
| Thermal resistance housing-ambient | 110 K/W |
| Thermal resistance winding-housing | 26 K/W |
| Thermal time constant motor | 63 s |
| Thermal time constant winding | 57 s |
| Operating temperature range | -40~+100 °C |
| Thermal class of winding | 130 °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 | 1 |
| Bearings | 2 ball bearings |
| Protection class | 20 IP |
| Commutation | Sensorless |