FOD8383R2V Isolators

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The FOD8383R2V isolator-gate driver by Fairchild Semiconductor is a high-performance device designed to act as a generic isolator and gate driver in the most demanding applications. It is a multi-channel, multi-function device, that supports a wide range of devices, including MOSFETs, lasers diodes, LEDs, and other high-voltage switching devices.

The FOD8383R2V operates on a low-voltage control range of 4V-16V and a high voltage control range of 10V-30V. It has ultra high switching speed (500kHz max) and high power (up to 350kHz). The device includes two switch outputs: one on the primary side for fast switching and one on the secondary side for slow switching. The two switch outputs are optically isolated, ensuring minimal noise interference and maximum circuit protection.

The FOD8383R2V isolator-gate driver is ideal for applications that require high efficiency and high-voltage switching. It has a number of features that make it suitable for a variety of applications, including:

• Low ON resistance (RON): Enables ultra high efficiency when switching large loads.
• High current ratings: The FOD8383R2V can handle up to 350 mA of current without compromising its efficiency.
• High voltage ratings: The device is designed for applications that require high voltage switching.
• Noise-free operation: The isolator-gate driver is optically isolated to minimize noise and interference.

The working principle of the FOD8383R2V isolator-gate driver is based on two transistors connected in an H-bridge configuration. When a low-voltage signal is applied to the gate of the transistor, the voltage across the transistor is raised, creating a conducting path from one side of the load to the other. This allows current to flow through the device, providing a fast and efficient switching action.

The FOD8383R2V isolator-gate driver can be used in a variety of applications, from power conversion to motor and actuator control. It is a highly reliable and efficient device that makes it ideal for use in demanding applications that require quick and reliable switching performance. The device is highly reliable, making it a perfect choice for safety critical applications as well.

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