20-48W 1.15 mNm 3V Micro DC Motor
This 20-48W 1.15 mNm 3V Micro DC Motor is designed to deliver reliable, high-powered performance. Its wide range of torque output can produce up to 1.15 mNm and offers excellent torque for its size. It has a power range of 20-48W and operates at a voltage of 3V, making it a suitable choice for a wide range of applications.
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Lunyee 3V Micro DC Motor is a small, electric motor that runs on direct current (DC) power. It is commonly used in a variety of applications such as toys, small appliances, and electronic devices. These motors are known for their high power-to-weight ratio and ability to operate at high speeds. They also have a low voltage requirement which makes them easy to integrate into many different types of projects.
Product Feature
Compact Size
This micro DC motor features a compact size, making it suitable for applications where space is limited.
High Torque
Despite its small size, this motor delivers a high torque of 1.15 mNm, ensuring strong rotational force for various tasks.
Low Voltage Operation
Operating at just 3V, this motor consumes minimal power, making it ideal for battery-powered devices and applications.
Quiet Operation
With low noise levels during operation, this motor provides a quiet working environment, suitable for noise-sensitive applications.
- wide operating powerful rare-earth magnet
- temperature range: -30°c to +85°c (optional: +125°c)
- no cogging torque, highly dynamic performance, presice speed control
- low current and starting voltage extremely compact and lightweightweight
- design with integrated encoder all-steel housing with corrosion-resistant coating
Product Applications
Consumer Electronics
From small appliances to handheld devices, this micro DC motor is ideal for consumer electronics applications, providing compact and efficient motorization.
Robotics
Due to its compact size and high torque, this motor is suitable for robotics applications, including miniature robotic arms and automated toys, offering precise and reliable motion control.
Automotive Systems
Whether used in automotive mirrors or HVAC systems, this motor provides the necessary power and efficiency for automotive applications, contributing to enhanced functionality and performance.
Medical Devices
With its low voltage operation and quiet operation, this motor is suitable for medical devices such as infusion pumps and blood analyzers, ensuring accurate and reliable operation in healthcare settings.
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SPECIFICATIONS
| Values at 22° and nominal voltage | Value | |
|---|---|---|
| Nominal voltage | UN | 3 V |
| Terminal resistance | R | 5.4 Ω |
| Efficiency, max. | ηmax. | 69 % |
| No-load speed | n0 | 13250 min⁻¹ |
| No-load current | I0 | 0.016 A |
| Stall torque | MH | 1.15 mNm |
| Friction torque | MR | 0.034 mNm |
| Speed constant | kn | 4526 min⁻¹/V |
| Back-EMF constant | kE | 0.221 mV/min⁻¹ |
| Torque constant | kM | 2.11 mNm/A |
| Current constant | kI | 0.474 A/mNm |
| Slope of n-M curve | Δn/ΔM | 11475 min⁻¹/mNm |
| Rotor inductance | L | 53 µH |
| Mechanical time constant | τm | 6.1 ms |
| Rotor inertia | J | 0.051 gcm² |
| Angular acceleration | αmax. | 229 ·10³rad/s² |
| Thermal resistance | Rth1/Rth2 | 20 / 48 K/W |
| Thermal time constant | τw1/τw2 | 4.2 / 242 s |
| Operating temperature range | -30 ... 85 °C | |
| Winding temperature, max. | 85 °C | |
| Housing material | steel, nickel plated | |
| Mass | 4.5 g | |
| Direction of rotation | clockwise, viewed from the front face | |
| Speed up to | nmax. | 16000 min⁻¹ |
| Number of pole pairs | 1 | |
| Magnet material | NdFeB | |
DIMENSIONS
Technical Documents Downloads
| File Name | Size | Download |
| DC-Motor-Catalog.pdf | 55.7MB | Download |
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