Customised NdFeB Disc Magnets and Their Role in Electronics

Introduction

In today’s electronics sector, where miniaturisation and precision are prioritised, customised components form the foundation for technical development. This case study examines the applications of customised NdFeB disc magnets (Neodymium-Iron-Boron) and explains their function in electronic devices and systems.

Understanding Customised NdFeB Disc Magnets

Customised Neodymium disc magnets are permanent magnets produced in a coin-shaped form and are available in various sizes. Their measured magnetic strength exceeds that of many magnets with similar dimensions. They operate over a wide temperature range and offer corrosion resistance while meeting modern engineering requirements.

The SMDN1001 Custom NdFeB Disc Magnet has a diameter of 0.320 inches and a thickness of 0.090 inches. It is designed for electronic applications and meets specific technical specifications. Its performance contributes to the efficiency of electronic devices and systems, thereby underlining the technical importance of Neodymium disc magnets in design and engineering.

Applications of Customised NdFeB Disc Magnets in Electronics

Customised NdFeB disc magnets, such as the SMDN1001, are used in several functions in the electronics industry:

1. Sensor Assemblies: Small but capable magnets are installed in sensor assemblies to measure the position or movement of nearby objects. They are applied in devices such as proximity sensors, reed switches, and Hall effect sensors.

2. Loudspeaker Systems: In compact loudspeakers and audio devices, customised NdFeB disc magnets like the SMDN1001 enable the production of small and efficient loudspeaker systems. Their magnetic fields assist in clear sound reproduction.

3. Magnetic Latches and Closures: These magnets are integrated into electronic enclosures, doors, or access panels to create secure magnetic latches and closures. Their small profile suits densely packed electronic devices.

4. Vibration Motors: In haptic feedback systems or vibration motors used in smartphones and portable devices, NdFeB magnets generate controlled vibrations or feedback signals.

5. Magnetic Couplings: In certain electronic applications, such as pumps and measurement instruments, magnetic couplings transmit torque or motion without direct mechanical contact. NdFeB magnets facilitate this transfer.

6. Magnetic Levitation (Maglev): In specialised electronic systems, including magnetic levitation setups, these magnets provide the required magnetic force to support levitating platforms or objects.

Conclusion

In summary, customised NdFeB disc magnets perform defined functions in electronic applications. They deliver specific design solutions and maintain established performance standards in the industry.

Stanford Advanced Materials has supplied NdFeB disc magnets for decades. Stanford Advanced Materials (SAM) offers Neodymium magnets in various qualities and forms. If you wish to discuss your requirements, please contact us.