An automotive coupled inductor is a magnetic component for automotive power systems, with two or more windings coupled via a core. It handles energy transfer, filtering, storage, and voltage/current balancing. By integrating multiple circuits into one device, it optimizes power density and saves PCB space.
Automotive Flat-wire Coupled Inductor
With its combined advantages of low loss, high current capability, miniaturization, and high reliability, the automotive flat-wire coupled inductor is an ideal filtering and power conversion component for automotive electronics as they evolve toward higher power density and greater integration.
Key Features
DC-Dias| Electric Current (A) | Inductance uH |
| 0 | 245 |
| 30 | 230 |
| 60 | 215 |
| 90 | 200 |
| 120 | 185 |
| 150 | 170 |
| 180 | 160 |
| 210 | 140 |
| 240 | 130 |
| 270 | 110 |
Winding Specification
| Winding | Terminal | Wire Specification | Turns | Remarks |
| N1 | 1-2 | QZY-2/180 1.5*10 | 54TS | Reference turns |
Material
| Item Name | Specification |
| Enamelled Wire | QZY-2/180 1.5*10 |
| Magnetic Core | NPF10780-60uH |
| Bobbin / Coil Former | 136080070/FR530 |
| silicone rubber | JD-605A/B |
| Solder / Solder Tin | Sn99.3Cu0.7 |
Electrical Parameters
| Inductance #1 | 200uH Min (1KHz/1V/0A) |
| Inductance #2 | 160uH Min (1KHz/1V/120A) |
| DC Resistance (DCR) | 8 mΩ Max |
| Insulation Dielectric Voltage (Hi-pot) | 2.5KVac 2mA-3S |
| Insulation Resistance (IR) | 100MΩ Min(DC500V) |
Target Applications
On-Board DC-DC Converter: Widely used in 48V-12V and other voltage conversion modules. In multi-phase interleaved converters, coupled inductors reduce input ripple and achieve phase current balancing via magnetic coupling, minimizing the need for complex control algorithms.
Electric Mobility: Used in EV onboard chargers (OBC), DC-DC converters, and other high-power automotive power management systems.
Renewable Energy Solutions: Applied in photovoltaic inverters, battery energy storage systems (ESS), and grid-connected power conversion equipment for efficient energy management.
High-Performance Computing & Communication Infrastructure: Supporting power supplies for AI servers, data centers, and 5G communication base stations where high efficiency and power density are essential.
Proven Industry Expertise: With over 20 years of industrial experience and a solid foundation established in 2013, we operate five major core industrial lines across multiple specialized manufacturing bases to ensure top-tier product scale and stability.
Global Quality Certifications: Our facilities strictly adhere to international automotive and industrial standards, backed by a complete set of major credentials including IATF16949, ISO9001, ISO14001, ISO45001, and ISO50001.
Strong R&D & Technical Innovation: Driven by dedicated research teams and specialized new-design laboratories, we possess extensive patent portfolios and advanced testing capabilities to provide highly reliable, customized magnetic solutions.
Smart & Scalable Manufacturing: We leverage advanced ERP and MES-managed smart manufacturing systems to optimize production capacity, securing a highly dependable supply chain for international clients across the EU, US, and globally.
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