Permanent Magnets Limited (PML)

End-to-End Current Sensing Solution

Engineering and Manufacturing Excellence for Next-Generation Current Sensing: As a trusted integration partner for Melexis Hall ICs, we provide a complete, one-stop solution for OEM and Tier 1 engineers tackling the complexities of electrification. Developing robust current sensing solutions for high-power applications comes with strict demands on precision, temperature stability, and supply chain reliability. PML bridges the gap between raw silicon and field-ready sensors.

We understand the technical and logistical hurdles of scaling from a conceptual design to global mass production. That is why we offer comprehensive co-engineering, advanced FEA magnetic simulation, and rapid prototyping. Whether you need isolated child parts or fully calibrated modules, our global export capabilities and rigorous quality standards ensure your production lines never stop.

Our Core Offerings & Capabilities

• Precision BOM Components: High-performance magnetic cores, flux concentrators, and magnetic shields.
• Custom Sub-Assemblies: Highly tailored plastic-packaged magnetic core and precision busbar integrations, specifically engineered to fit your unique mechanical footprints and performance parameters.
• Advanced Manufacturing: Precision busbar stamping, custom plastic injection overmolding, and specialized shielding for stray magnetic field mitigation.
• Complete Sensor Assemblies: Pre-calibrated, open-loop current sensor modules (Core + Melexis Hall IC + Busbar + Plastic Packaging).

From a single custom prototype to high-volume manufacturing of up to 40 million units per year, PML operates IATF 16949, AS9100, ISO 14001, and ISO 45001 certified facilities, backed by a zero-defect quality mindset and consistent global delivery.

Our Solutions find Application in:

• EV Traction Inverters, BMS (Battery Management Systems), and DC-DC Converters
• Solar Inverters
• Power Distribution Units (PDUs)
• Data Center Power Infrastructure
• Renewable Energy Storage Systems (ESS)
• Uninterruptible Power Supplies (UPS)

Features

• Proven Melexis Integration: Seamless compatibility and optimized magnetic circuit designs specifically tailored for Melexis Hall effect ICs.
• Decades of Specialized Expertise: Deep domain knowledge in magnetic and electromagnetic current sensing applications.
• End-to-End Scalability: Dedicated support from initial design and rapid prototyping to mass-scale global supplies.
• Uncompromising Quality Control: Fully equipped, in-house AEC-Q100 testing facilities to support automotive-grade reliability.
• Advanced FEA Simulation: In-house magnetic modeling to optimize core geometry, maximize linearity, and eliminate cross-talk/stray field interference.
• Fully Customized Solutions: In-house plastic injection overmolding designed exclusively around your application, ensuring a perfect form-factor fit, Optimized Accuracy and Precision, superior high-voltage isolation, and rugged environmental protection.

Company details

Location / HQ: India
Serving: Global
Contact: [email protected]
Website: www.pmlindia.com