Brushless DC-Servomotors
0308A003B
2 Pole Technology, sensorless
Key data
- Nominal voltage:
- 3 V
- Rated torque up to:
- 0.013 mNm
- No-load speed up to:
- 61000 min⁻¹
- Stall torque up to:
- 0.026 mNm
- Diameter:
- 3 mm
- Length:
- 8.4 mm
Advantages
- Extremely compact design. Diameters ranging from 3 mm to 5 mm
- For applications where space is very limited
- 2-pole design with medium to high speeds
- Matching, highly compact gearheads available
- Matching speed controllers available
| Product category: | Brushless DC-Servomotors | |
|---|---|---|
| Product family: | FAULHABER B-Micro | |
| Nominal voltage: | UN | 3 V |
| Terminal resistance: | R | 34 Ω |
| Efficiency motor, max.: | ηmax | 20 % |
| No-load speed up to: | n0 | 61000 min⁻¹ |
| No-load current: | I0 | 0.027 A |
| Rated torque up to: | MN | 0.013 mNm |
| Stall torque up to: | MH | 0.026 mNm |
| Friction torque, static: | C0 | 0.00177 mNm |
| Friction torque, dynamic: | CV | 1.09 ·10⁻⁷ mNm/min⁻¹ |
| Speed constant: | kn | 29800 min⁻¹/V |
| Back-EMF constant: | kE | 0.033 mV/min⁻¹ |
| Torque constant: | kM | 0.32 mNm/A |
| Current constant: | kI | 3.12 A/mNm |
| Slope of n-M curve: | 3200000 min⁻¹/mNm | |
| Rotor inductance: | L | 60 µH |
| Mechanical time constant: | Tm | 7 ms |
| Rotor inertia: | J | 0.0002 gcm² |
| Angular acceleration: | αmax. | 1323 ·10³rad/s² |
| Thermal resistance Rth1: | Rth1 | 60 K/W |
| Thermal resistance Rth2: | Rth2 | 300 K/W |
| Thermal time constant (winding): | τw1 | 0.5 s |
| Thermal time constant (housing): | τw2 | 45 s |
| Housing material: | Nickel alloy | |
| Operating temperature, min.: | -30 °C | |
| Operating temperature, max.: | 60 °C | |
| Winding temperature, max.: | 60 °C | |
| Mass: | 0.35 g | |
| Speed up to: | nmax. | 96000 min⁻¹ |
| Diameter: | Ø | 3 mm |
| Length: | L | 8.4 mm |
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3D-CAD Files
Datasheet
Technical Information