STMicroelectronics introduces the EVLMG4-500WIBCK, a groundbreaking inverse buck converter designed for dimmable LED applications. Leveraging the MasterGaN4 technology alongside HVLED002 and VIPER06XS, this converter sets a new standard for efficiency and compactness in LED lighting systems.
At the heart of the EVLMG4-500WIBCK lies the integration of two GaN power transistors and a driver within a single package, streamlining the interface with diverse SMPS controllers. This integration not only enhances efficiency but also enables the converter to operate at higher frequencies compared to conventional MOSFET-based designs.
The compact design of the board eliminates the need for bulky heatsinks, making it ideal for applications requiring high power output in confined spaces. With a maximum output power of 500W at 350VDC, the converter ensures reliable performance for a wide range of lighting setups.
Moreover, the EVLMG4-500WIBCK comes equipped with comprehensive protection features, including overcurrent, short-circuit, and overvoltage protection, ensuring the safety and longevity of the LED lighting system.
In conclusion, STMicroelectronics' EVLMG4-500WIBCK inverse buck converter represents a significant advancement in dimmable LED applications, offering unmatched efficiency, compactness, and reliability. Its integration of GaN technology and robust protection features makes it a versatile solution for various lighting requirements.
High-efficiency and compact solution for inverse buck conversion using MasterGaN4
Output voltage: 150 V to 350 V
Output power: up to 500 W
Nominal input voltage: 400 V ±10%
Efficiency: >99%
Based on MASTERGAN4, power system-in-package integrating half-bridge gate driver and high-voltage 650 V GaN transistors
Compact footprint: 65 mm x 50 mm
Maximum components height: 40 mm
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