Question: A certain electronic device needs to be protected against sudden surges in current. In particular, after the power is turned on the current should rise

A certain electronic device needs to be protected against sudden surges in current. In particular, after the power is turned on the current should rise no more than 7.5mA in the first 120μs. The device has resistance 150 Ω and is designed to operate at 55mA. How would you protect this device?

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