08GS61 Brush DC Coreless Motor
08GS61
With a design combining high power density and precious metal commutation, the 08GS61 can deliver a torque greater than 0.4 mNm continuously in a very compact package.
Product Highlights
- Ironless construction
- Neodymium magnet for high performance
- High power density package
- Precious metal commutation
- Compact design
Customization Available
- Custom shafts - flats, knurling, diameter, length
- Shaft attachments
- Sleeve or ball bearings
- Threaded or plain front faces
Applications
- Electronic Access Systems
- Inspection Systems
- Insulin Pumps
- Lab Automation
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Brochure - Motors for Infusion Systems
| Part Number | 08GS61-105C.3 | 08GS61-105.3 | 08GS61-107.3 |
|---|---|---|---|
| Motor Diameter (in) | 0.315 | 0.315 | 0.315 |
| Motor Diameter (mm) | 8 | 8 | 8 |
| Shaft Play - Axial (in) | 0.004 | 0.004 | 0.004 |
| Shaft Play - Axial (mm) | 0.1 | 0.1 | 0.1 |
| Shaft Play - Radial (in) | 0.0006 | 0.0006 | 0.0006 |
| Shaft Play - Radial (mm) | <0.015 | <0.015 | <0.015 |
| Back EMF Constant (V/1000 rpm) | 0.53 | 0.41 | 0.28 |
| Continuous Current, Max (A) | 0.13 | 0.17 | 0.25 |
| Continuous Torque, Max (mNm) | 0.66 | 0.64 | 0.64 |
| Continuous Torque, Max (oz-in) | 0.09 | 0.09 | 0.09 |
| Mechanical Time Constant (ms) | 5.3 | 5.9 | 5.5 |
| Motor Regulation (10³/Nms) | 1760 | 1950 | 1820 |
| No-Load Current, Typical (mA) | 3 | 4 | 6 |
| No-Load Speed (rpm) | 11000 | 10670 | 7000 |
| Nominal Voltage (V) | 6 | 4.5 | 2 |
| Rotor Inertia (gcm²) | 0.03 | 0.03 | 0.03 |
| Rotor Inertia (oz-in-sec² 10ˉ⁶) | 0.425 | 0.425 | 0.425 |
| Torque Constant (mNm/A) | 5.1 | 3.92 | 2.63 |
| Torque Constant (oz-in/A) | 0.72 | 0.56 | 0.37 |
| Weight (g) | 4 | 4 | 4 |
| Weight (oz) | 0.13 | 0.13 | 0.13 |
| Ambient Operating Temperature, Max: Rotor (°C) | 100 | 100 | 100 |
| Ambient Operating Temperature, Max: Rotor (°F) | 212 | 212 | 212 |
| Ambient Operating Temperature Range: Motor (°C) | -30 to 85 | -30 to 85 | -30 to 85 |
| Ambient Operating Temperature Range: Motor (°F) | -22 to 185 | -22 to 185 | -22 to 185 |
| Continuous Speed, Max (rpm) | 10000 | 10000 | 10000 |
| Efficiency (%) | 72 | 70 | 65 |
| Friction Torque (mNm) | 0.02 | 0.02 | 0.02 |
| Friction Torque (oz-in) | 0.003 | 0.003 | 0.003 |
| Output Power (W) | 0.5 | 0.5 | 0.5 |
| Rotor Inductance (mH) | 0.2 | 0.11 | 0.06 |
| Shaft Load, Max - Axial (2 mm. from bearing) (N) | 30 | 30 | 30 |
| Shaft Load, Max - Axial (2 mm. from bearing) (oz) | 107.9 | 107.9 | 107.9 |
| Shaft Load, Max - Radial (2 mm. from bearing) (N) | 0.5 | 0.5 | 0.5 |
| Shaft Load, Max - Radial (2 mm. from bearing) (oz) | 1.8 | 1.8 | 1.8 |
| Stall Torque at Nominal Voltage (mNm) | 0.64 | 0.59 | 0.42 |
| Stall Torque at Nominal Voltage (oz-in) | 0.09 | 0.08 | 0.06 |
| Terminal Resistance (Ohm) | 45.8 | 30 | 12.6 |
| Thermal Resistance (rotor/body) (°C/W) | 20 / 100 | 20 / 100 | 20 / 100 |
| Thermal Time Constant (rotor/stator) (s) | 5 / 100 | 5 / 100 | 5 / 100 |
| Document | Document Type | Language | File Type |
|---|---|---|---|
| 08GS61 Specification Page | Specification Page |
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| 08GS61 3D drawing | 3D Drawing |
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| 08GS61 drawing | 2D Drawing |
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| Portescap MotionCompass: Guide to Interactive Motor Selection (brochure) | Brochure |
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