4mm Small DC Motors Data Sheet
Ultra-Compact Size for Space-Constrained Applications – Measuring just 4mm in diameter and 7.6mm in length, the NFP-D04076 is one of the smallest coreless motors available. Its tiny footprint makes it perfect for applications where space is at an absolute premium, such as medical devices, micro robotics, and wearable technology.
High-Efficiency Coreless Design – The advanced coreless construction reduces iron losses and rotor inertia, resulting in higher efficiency and faster response times. This design provides precise control and quick acceleration, essential for delicate instruments and responsive devices.
| Motor model: | NFP-D04076 |
|---|---|
| Motor diameter: | 4mm ± 0.05mm |
| Motor length: | 7.6mm ± 0.2mm |
| Total length: | 13.2mm ± 0.3mm |
| Shaft length: | 5.5mm ± 0.3mm |
| Rotation: | CW |
| Voltage: | 3.5V |
| Start voltage: | ≤2.0V |
| Terminal resistance: | 49.8Ω |
| No-load speed: | 31,500rpm ± 10% |
| No-load current: | ≤45mA |
| Stall torque: | 0.29g.cm |
| Stall current: | 70mA |
| Max output power: | 0.023W |
| Torque constant: | 6.4g.cm/A |
| Weight: | 0.5g |
4mm Mini DC Motors Outline Drawing
Low Power Consumption for Extended Battery Life – Operating efficiently at low voltages, this micro coreless motor consumes minimal power, making it ideal for battery-powered devices. Its energy-efficient performance helps extend battery life without sacrificing functionality.
Smooth and Quiet Operation – The NFP-D04076 offers exceptionally smooth and quiet operation due to its coreless design, which minimizes electromagnetic interference and cogging torque. This is crucial for sensitive applications like hearing aids, optical equipment, and other noise-sensitive devices.
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