Model No: MD8520
8520 Coreless Brushed DC Motor Copper Winding High Performance Motor for Toys UAV and Hobby Models ROHS Certified
Nominal voltage: 2.4 ~ 7.4 V DC
No-load speed : 11000 ~ 58000 RPM
Stall torque: 2.4 ~ 18.4 mNm
Stall current: 0.63 ~ 24.34 A
Diameter: 8.5 mm
Length: 20.2 mm
Typical Application:
Toys
Drone
Model Aircraft
No-load speed : 11000 ~ 58000 RPM
Stall torque: 2.4 ~ 18.4 mNm
Stall current: 0.63 ~ 24.34 A
Diameter: 8.5 mm
Length: 20.2 mm
Typical Application:
Toys
Drone
Model Aircraft
| 1 | Model | MD8520 | -17 | -10 | -16 | -37 | -41 |
| 2 | Rated Voltage | V DC | 3 | 3.7 | 3.7 | 5 | 7.4 |
| 3 | No-Load Speed | RPM | 26000 | 50000 | 34000 | 20000 | 46000 |
| 4 | No-Load Current | mA | 60 | 180 | 82.5 | 25 | 67 |
| 5 | Stall Torque | mNm | 5.575 | 11.601 | 7.224 | 4.222 | 11.08 |
| 6 | Stall Current | A | 5.172 | 16.818 | 7.115 | 1.818 | 7.4 |
| 7 | Rated Speed | RPM | 23154 | 44919 | 30318 | 17639 | 41916 |
| 8 | Rated Torque | mNm | 0.604 | 1.207 | 0.782 | 0.499 | 1.059 |
| 9 | Rated Current | A | 0.614 | 1.911 | 0.844 | 0.237 | 0.768 |
| 10 | Rated Output Power | W | 1.46 | 5.68 | 2.48 | 0.92 | 4.65 |
| 11 | Maximun Efficiency | % | 80 | 80 | 80 | 78 | 82 |
| 12 | Maximun Output Power | W | 3.79 | 15.23 | 6.43 | 2.21 | 13.44 |
| 13 | Terminal Resistance | Ω | 0.58 | 0.22 | 0.52 | 2.75 | 1 |
| 14 | Current Constant | A/mNm | 0.917 | 1.434 | 0.974 | 0.425 | 0.662 |
| 15 | Torque Constant | mNm/A | 1.09 | 0.697 | 1.027 | 2.354 | 1.511 |
| 16 | Speed Constant | RPM/V | 8757 | 13696 | 9297 | 4056 | 6320 |
| 17 | Friction Torque | mNm | 0.065 | 0.126 | 0.085 | 0.059 | 0.101 |
| 18 | Speed/torque gradient | RPM/mNm | 4658 | 4322 | 4707 | 4737 | 4183 |
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