ATV04A111J-HF

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TVS (Transient Voltage Suppressor), also known as Transient Voltage Surge Suppressor, is a type of equipment used to protect circuits from high voltage transients. It absorbs, distributes and redirects the electrons in the circuit, keeping the voltage and current levels within safe limits so that they don’t damage the sensitive components in the circuit. ATV04A111J-HF is a type of TVS-diode specifically designed to protect electronics from high-voltage transients.

ATV04A111J-HF is a unidirectional TVS with a capacity of 40VRMS, 60V spikes and 30A pulses. It is typically used in applications involving power devices, such as mobile phones, audio systems, and other portable electronic devices.

ATV04A111J-HF application field usually involves the protection of lines from high-voltage transients in applications such as audio lines, car AC systems, automotive, computer monitors, and other sensitive electronic equipment. The working principle of this diode is quite simple. When the voltage across a circuit gets too high, it shunts the excess current to ground. The ATV04A111J-HF is usually connected in series between the power and ground inputs, in order to divert any transient current away from the rest of the circuit.

The device is capable of providing protection from over-voltage transients by using a self-biased avalanche technology. This technology utilizes a reverse biased PN junction, which allows the diode to switch rapidly to a very low resistance when it sees a high voltage transient. This makes the diode more efficient and allows for faster response times to transient spikes.

In terms of Pulse Power dissipation, the ATV04A111J-HF TVS diode is capable of dissipating 70W of energy in a 10/1000 microsecond pulse. It also has an ultra-fast response time of 1.5 nanoseconds, making it very suitable for use in high-frequency applications.

The ATV04A111J-HF also has an operating temperature range of -45 to 125 °C, a clamping voltage of 13.2V, and an ultra-low stand-off voltage of 7.5V and a low leakage current. All these features make the diode desirable for use with high-power applications such as power supplies and automotive electronics.

Overall, ATV04A111J-HF is a great option for protecting power lines and other sensitive electronics from high-voltage transients. Its response time is lightning-fast, and it can withstand high amounts of pulse power. It is also long-lasting and reliable, making it a great choice for any application.

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