The BO3518NB2B is a compact 35mm BLDC outer rotor motor optimized for sensorless operation. Engineered for demanding applications like UAV gimbals, handheld gimbals, LiDAR, and laser scanners, it offers high efficiency, smooth torque, and low vibration. Diverse configuration options include various shaft lengths, special coils, gear heads, and feedback devices, making it adaptable to precise motion control requirements in modern automation systems.
| Parameter | Unit | BO3518NB2B10-24-5.0 | BO3518NB2B02-24-12.0 | BO3518NB2B11-24-24.0 |
|---|---|---|---|---|
| Voltage | V | 5.0 | 12.0 | 24.0 |
| Terminal resistance | Ω | 1.9 | 10 | 38.3 |
| No-load speed | rpm | 2400 | 2400 | 2400 |
| No-load current | A | 0.12 | 0.05 | 0.025 |
| Stall torque | mNm | 49 | 52.6 | 55 |
| Stall current | A | 2.68 | 1.2 | 0.626 |
| Nominal torque | mNm | 31 | 32 | 32 |
| Nominal speed | rpm | 210 | 300 | 348 |
| Nominal current | A | 1.75 | 0.755 | 0.384 |
| Max. output power | W | 3 | 3.3 | 3.4 |
| Max. efficiency | % | 62 | 63 | 64 |
| Back-EMF constant | mV/rpm | 2 | 4.8 | 9.6 |
| Torque constant | mNm/A | 19.1 | 45.7 | 91.6 |
| KV Value | rpm/V | 476 | 200 | 100 |
| Speed/torque gradient | rpm/mNm | 48.6 | 45.6 | 43.5 |
| Rotor inertia | gcm² | 68 | 68 | 68 |
| Weight | g | 64 | 64 | 64 |
| Thermal resistance housing-ambient | K/W | 7.3 | 7.3 | 7.3 |
| Thermal resistance winding-housing | K/W | 5.7 | 5.7 | 5.7 |
| Thermal time constant motor | s | 120 | 120 | 120 |
| Thermal time constant winding | s | 9 | 9 | 9 |
| Operating temperature range | °C | -40~+120 | -40~+120 | -40~+120 |
| Thermal class of winding | °C | 155 | 155 | 155 |
| Axial play | mm | 0.012 | 0.012 | 0.012 |
| Radial play | mm | 0.008 | 0.008 | 0.008 |
| Axial load dynamic | N | 1.5 | 1.5 | 1.5 |
| Axial load static | N | 37 | 37 | 37 |
| Radial load at 3 mm from mounting face | N | 12 | 12 | 12 |
| No. of pole pairs | 7 | 7 | 7 | |
| Bearings | 2 ball bearings | 2 ball bearings | 2 ball bearings | |
| Commutation | Hall-sensor | Hall-sensor | Hall-sensor | |
| Protection class | IP | 20 | 20 | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | BO3518NB2B10-24-5.0 |
|---|---|---|
| Voltage | V | 5.0 |
| Terminal resistance | Ω | 1.9 |
| No-load speed | rpm | 2400 |
| No-load current | A | 0.12 |
| Stall torque | mNm | 49 |
| Stall current | A | 2.68 |
| Nominal torque | mNm | 31 |
| Nominal speed | rpm | 210 |
| Nominal current | A | 1.75 |
| Max. output power | W | 3 |
| Max. efficiency | % | 62 |
| Back-EMF constant | mV/rpm | 2 |
| Torque constant | mNm/A | 19.1 |
| KV Value | rpm/V | 476 |
| Speed/torque gradient | rpm/mNm | 48.6 |
| Rotor inertia | gcm² | 68 |
| Weight | g | 64 |
| Thermal resistance housing-ambient | K/W | 7.3 |
| Thermal resistance winding-housing | K/W | 5.7 |
| Thermal time constant motor | s | 120 |
| Thermal time constant winding | s | 9 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1.5 |
| Axial load static | N | 37 |
| Radial load at 3 mm from mounting face | N | 12 |
| No. of pole pairs | 7 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall-sensor | |
| Protection class | IP | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | BO3518NB2B02-24-12.0 |
|---|---|---|
| Voltage | V | 12.0 |
| Terminal resistance | Ω | 10 |
| No-load speed | rpm | 2400 |
| No-load current | A | 0.05 |
| Stall torque | mNm | 52.6 |
| Stall current | A | 1.2 |
| Nominal torque | mNm | 32 |
| Nominal speed | rpm | 300 |
| Nominal current | A | 0.755 |
| Max. output power | W | 3.3 |
| Max. efficiency | % | 63 |
| Back-EMF constant | mV/rpm | 4.8 |
| Torque constant | mNm/A | 45.7 |
| KV Value | rpm/V | 200 |
| Speed/torque gradient | rpm/mNm | 45.6 |
| Rotor inertia | gcm² | 68 |
| Weight | g | 64 |
| Thermal resistance housing-ambient | K/W | 7.3 |
| Thermal resistance winding-housing | K/W | 5.7 |
| Thermal time constant motor | s | 120 |
| Thermal time constant winding | s | 9 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1.5 |
| Axial load static | N | 37 |
| Radial load at 3 mm from mounting face | N | 12 |
| No. of pole pairs | 7 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall-sensor | |
| Protection class | IP | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | BO3518NB2B11-24-24.0 |
|---|---|---|
| Voltage | V | 24.0 |
| Terminal resistance | Ω | 38.3 |
| No-load speed | rpm | 2400 |
| No-load current | A | 0.025 |
| Stall torque | mNm | 55 |
| Stall current | A | 0.626 |
| Nominal torque | mNm | 32 |
| Nominal speed | rpm | 348 |
| Nominal current | A | 0.384 |
| Max. output power | W | 3.4 |
| Max. efficiency | % | 64 |
| Back-EMF constant | mV/rpm | 9.6 |
| Torque constant | mNm/A | 91.6 |
| KV Value | rpm/V | 100 |
| Speed/torque gradient | rpm/mNm | 43.5 |
| Rotor inertia | gcm² | 68 |
| Weight | g | 64 |
| Thermal resistance housing-ambient | K/W | 7.3 |
| Thermal resistance winding-housing | K/W | 5.7 |
| Thermal time constant motor | s | 120 |
| Thermal time constant winding | s | 9 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1.5 |
| Axial load static | N | 37 |
| Radial load at 3 mm from mounting face | N | 12 |
| No. of pole pairs | 7 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall-sensor | |
| Protection class | IP | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
