ACPL-W347-060E

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The ACPL-W347-060E isolated gate driver is one of the products in the ACPL-W series from Avago Technologies. It is a monolithic isolated gate driver optimized for driving gate capacitances on IGBT’s, MOSFET’s and power BJT’s. This device provides isolated gate-drive capability of over 2000 volts. It can generate gate voltage of 6V to 12V when Vcc is varied from 5V to 18V. It features current limiting, wide range over-voltage protection and low power consumption.

The ACPL-W347-060E comes with an integrated transformer that allows the device to drive gates up to 1000nF in total. It has a high withstand voltage that can withstand up to 4KV. The device is designed to operate over a wide temperature range of -40°C to +85°C. It features a wide input-to-output isolation rating of over 2000 Vrms.

One of the main advantages of this device is that it reduces power consumption thereby lowering the operating and system costs. The device is easy to use and provides high performance with low power consumption. In addition, this device provides for high-speed galvanic isolation without compromising the high-frequency transient waveforms.

The ACPL-W347-060E application field includes motor drive vehicles, solar energy inverters, renewable energy converters, DC-DC converters, welding machines, UPS, industrial motors, inverter systems, AC motor drives, and many more. The device enhances reliability by featuring an effective dielectric isolation and current limiting function that limits the IGBT/MOSFET gate current under high frequency switching conditions.

The working principle of the ACPL-W347-060E is very simple. The device is powered externally by providing a voltage signal to the input pin. This voltage signal is then amplified to be able to drive the IGBT/MOSFET gate. The output voltage of the device is then isolated from the input voltage signal using the integrated transformer. This isolation feature ensures that the gate voltage cannot be affected by stray EMI currents and voltage fluctuations. In this way, the device also provides protection against static discharge and transients.

The ACPL-W347-060E is a versatile isolated gate driver with a wide range of uses. This device offers high performance with low power consumption, and provides over 2000 Vrms of isolation. The device is also designed to operate over a wide temperature range. The device has a variety of application fields and uses a simple working principle to provide reliability and protection.

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