Specifications
Information: Drawings are not to scale.
Values at nominal voltage |
Nominal voltage |
4.5 V |
No load speed |
13900 rpm |
No load current |
34.7 mA |
Nominal speed |
3620 rpm |
Nominal torque (max. continuous torque) |
0.702 mNm |
Nominal current (max. continuous current) |
0.27 A |
Stall torque |
1.01 mNm |
Stall current |
0.364 A |
Max. efficiency |
50 % |
Characteristics |
Terminal resistance |
12.4 Ω |
Terminal inductance |
0.281 mH |
Torque constant |
2.79 mNm/A |
Speed constant |
3450 rpm/V |
Speed / torque gradient |
15400 rpm/mNm |
Mechanical time constant |
38.2 ms |
Rotor inertia |
0.237 gcm² |
Thermal data |
Thermal resistance housing-ambient |
49.2 K/W |
Thermal resistance winding-housing |
13.2 K/W |
Thermal time constant winding |
1.1 s |
Thermal time constant motor |
73.8 s |
Ambient temperature |
-20...+85 °C |
Max. winding temperature |
+100 °C |
Mechanical data |
Bearing type |
ball bearings |
Max. speed |
25000 rpm |
Axial play |
0 mm, at radial load < 0.5 N |
|
0.1 mm, at radial load > 0.5 N |
Max. axial load (dynamic) |
0.15 N |
Max. force for press fits (static) |
15 N |
(static, shaft supported) |
70 N |
Max. radial load |
0.4 N, 4 mm from flange |
Other specifications |
Number of pole pairs |
4 |
Number of phases |
3 |
Number of autoclave cycles |
0 |
Product |
Weight |
3 g |
Description
The flat design of the brushless EC flat motors makes them the perfect solution for many applications. The thought-through, simple design makes it possible to largely automate the manufacturing—this is reflected by the economical price.
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