Efficient Power Conversion Corporation (EPC), a global leader in enhancement-mode gallium nitride (eGaN®) power devices, has unveiled the EPC91200, a fully configured motor drive inverter reference design. This innovative solution delivers top-tier performance and flexibility, catering to a wide range of industrial and battery-powered applications.
Optimized for Wide Voltage Ranges and Versatility
The EPC91200 is specifically designed for 3-phase brushless DC (BLDC) motor drive applications. At its core is the EPC2305, a 150 V, 3.0 mΩ RDS(on) GaN FET. The design supports a broad voltage range of 30 V to 130 V, making it ideal for 80 V and 110 V battery systems. These systems are commonly found in industrial automation, agricultural machinery, and material handling equipment such as forklifts.
Key Features of the EPC91200:
High Current Capacity: The inverter can handle up to 60 Apk (40 ARMS) maximum output current with a switching frequency of up to 150 kHz.
Enhanced Efficiency: The optimized PCB layout and advanced GaN technology minimize resistance and heat generation, boosting overall performance.
Integrated Protection: The design includes current sensing, voltage monitoring, overcurrent protection, and temperature sensing to ensure reliable operation.
Broad Compatibility: It is compatible with controller boards from major manufacturers like STMicroelectronics, Texas Instruments, and Microchip.
Streamlined Development for Engineers
The EPC91200 is engineered to simplify the development process, offering features that enable quick deployment and evaluation. Its compact design (130 x 100 mm) comes with a pre-configured shaft encoder/Hall sensor interface and supports Field-Oriented Control (FOC) techniques. Engineers can easily measure critical signals and fine-tune system performance using built-in test points.
Alex Lidow, CEO of EPC, commented, “The EPC91200 provides engineers with a versatile, off-the-shelf motor drive solution. It highlights the efficiency, reliability, and adaptability of GaN technology in modern power systems.”
Conclusion
The EPC91200 represents a significant advancement in motor drive technology, leveraging GaN’s superior performance to meet the demands of high-voltage battery applications. With its robust features and ease of use, it is set to become a go-to solution for engineers across various industries.
