IXYS Integrated Circuits Division
By acquiring IXYS, Littelfuse has significantly expanded its power semiconductor portfolio, offering a comprehensive range of technologies. This diverse portfolio gives customers access to cutting-edge technology and enhanced capabilities in their target markets and regions. It also provides Littelfuse with greater industry reach and increased growth opportunities.
Littelfuse will gradually integrate three business units into IXYS, forming IXYS a Littelfuse Technology as part of its product lineup. IXYS is renowned worldwide as a top power semiconductor manufacturer, offering specialized power semiconductors, integrated circuits, and RF power solutions. Their product range includes low on-resistance Power MOSFETs, Ultra-Fast switching IGBTs, Fast Recovery Diodes (FREDs), SCR and Diode Modules, Rectifier Bridges, and Power Interface ICs.
The Integrated Circuits Division of IXYS, formerly known as Clare, Inc., now operates under Littelfuse. This division designs, manufactures, and markets high-voltage integrated circuits (ICs) and optically isolated Solid State Relays (OptoMOS®) for communication, industrial, power, and consumer markets. As pioneers in Solid State Relays (SSRs), they are a leading supplier in industries such as telecommunications, security, utility metering, and industrial control. Their SSR solutions are rapidly replacing older electromechanical devices, improving overall system performance. The division continues to develop innovative products with higher integration and superior electrical performance.
IXYS RF/Littelfuse brand specializes in high-performance MOSFETs, drivers, and integrated modules using the DE-Series package. The design team at IXYS/Littelfuse has developed specific dies for this package and leveraged industry-standard packaging to make their technology accessible to a wide range of applications and markets.
Overall, Littelfuse's acquisition of IXYS brings together an extensive power semiconductor portfolio, advanced integrated circuits, and RF power solutions. This integration allows Littelfuse to offer a broader range of products and technologies to its customers, while also expanding its market presence and growth opportunities.
Isolators - Gate Drivers
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About Isolators - Gate Drivers
Isolator gate drivers are electronic devices that serve as an interface between power signals and external MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) or bridge architecture circuits. They play a crucial role in controlling the switching of power devices while providing electrical isolation between the control circuitry and the high-power components. Isolator gate drivers utilize different technologies to achieve electrical isolation, including capacitive coupling, magnetic coupling, and optical coupling. These technologies ensure that power signals can be transmitted between the input and output sides of the gate driver without direct electrical connection, providing safety and protection against voltage surges and other electrical disturbances. The number of channels in isolator gate drivers can vary, typically available in configurations of 1, 2, or 4 channels. Each channel represents an independent path for signal transmission and isolation, accommodating different system requirements and allowing for individual control of multiple power devices. One important characteristic of isolator gate drivers is their voltage isolation capability, which refers to the maximum voltage that can be safely isolated between the input and output sides. The voltage isolation ranges from 1000Vrms to 7500Vrms, ensuring robust protection against high voltages and potential hazards. Another important parameter is the propagation delay, which is the time it takes for a signal to travel through the isolator gate driver. The propagation delay of isolator gate drivers can vary from 30ns to 5ms, influencing the speed at which signals are transmitted and the responsiveness of the power devices being controlled. In summary, isolator gate drivers are electronic devices that provide electrical isolation between power signals and external MOSFET or bridge architecture circuits. They utilize technologies like capacitive coupling, magnetic coupling, or optical coupling. Isolator gate drivers can have different numbers of channels, ranging from 1 to 4, allowing for individual control of multiple power devices. They offer voltage isolation capabilities ranging from 1000Vrms to 7500Vrms and have propagation delays varying from 30ns to 5ms. Isolator gate drivers are essential components for safe and efficient control of high-power devices.
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