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Stepper Motor
Features
Specification
Bipolar-connection 4 Leads
Bipolar-connection 4 Leads
| Model | Step Angle degree |
Rated Voltage VDC |
Rated Current A/ø |
Holding Torque g.cm |
Winding Resistance Ω±10%/ø |
Inductance mH±20%/ø |
Rotor Inertia g-cm2 |
Weight g |
| SDT28ES28A | 1.8 | 1.82 | 1.3 | 700 | 1.4 | 1.1 | 9 | 110 |
| SDT28ES41A | 1.8 | 3.8 | 0.67 | 700 | 5.6 | 4.2 | 9 | 110 |
| SDT28ES43A | 1.8 | 9 | 0.25 | 600 | 36 | 21 | 9 | 110 |
| SDT28ES45A | 1.8 | 5 | 0.5 | 600 | 10 | 6.4 | 9 | 110 |
| SDT28ES47A | 1.8 | 2.5 | 1.0 | 600 | 2.5 | 1.6 | 9 | 110 |
| SDT28EM41A | 1.8 | 4.6 | 0.67 | 970 | 6.8 | 6 | 12 | 150 |
| SDT28EG22A | 1.8 | 1.95 | 1.3 | 1100 | 1.7 | 1.2 | 14 | 170 |
| SDT28EG41A | 1.8 | 3.75 | 0.67 | 1000 | 5.6 | 4.4 | 14 | 170 |
| SDT28EL27A | 1.8 | 3 | 1.3 | 1200 | 2.3 | 1.4 | 17 | 195 |
| SDT28EL41A | 1.8 | 6.2 | 0.67 | 1300 | 9.2 | 6.8 | 17 | 195 |
| SDT28EL42A | 1.8 | 13 | 0.25 | 1000 | 51.8 | 30.5 | 17 | 195 |
| SDT28EL44A | 1.8 | 6.2 | 0.5 | 1200 | 12.7 | 8 | 17 | 195 |
| SDT28EL46A | 1.8 | 3.5 | 1 | 1200 | 3.5 | 2.3 | 17 | 195 |
Unipolar-6 Leads
| Model | Step Angle degree |
Rated Voltage VDC |
Rated Current A/ø |
Holding Torque g.cm |
Winding Resistance Ω±10%/ø |
Inductance mH±20%/ø |
Rotor Inertia g-cm2 |
Weight g |
| SDT28ES61A | 1.8 | 2.66 | 0.95 | 500 | 2.8 | 1 | 9 | 110 |
| SDT28ES64A | 1.8 | 7 | 0.25 | 350 | 28 | 9 | 9 | 110 |
| SDT28ES66A | 1.8 | 3.5 | 0.5 | 350 | 7.1 | 2.3 | 9 | 110 |
| SDT28EM61A | 1.8 | 3.4 | 0.95 | 760 | 3.4 | 1.5 | 12 | 150 |
| SDT28EG61A | 1.8 | 2.7 | 0.95 | 750 | 2.8 | 1.1 | 14 | 170 |
| SDT28EL61A | 1.8 | 4.4 | 0.95 | 950 | 4.6 | 1.7 | 17 | 195 |
| SDT28EL63A | 1.8 | 5.5 | 0.5 | 630 | 11 | 3 | 17 | 195 |
| SDT28EL65A | 1.8 | 2.6 | 1 | 630 | 2.6 | 0.8 | 17 | 195 |
