P4SMA39CA-E3/61

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A P4SMA39CA-E3/61 belongs to a type of transient voltage suppressor (TVS) diodes. It is a unidirectional device designed for general-purpose, low-capacitance applications.

The P4SMA39CA-E3/61 is designed to protect electronic components from over-voltage transients, such as electrostatic discharge (ESD), lightning, inductive load switching, and high energy electro-magnetic pulses (EMP). It can also provide an enhanced level of EMI/RFI noise filtering.

This TVS diode has an operating range of 5.0~410 V and a low capacitance of just 1 pF. It is well-suited for use in high-speed applications and can protect against transient voltage spikes up to 400 W peak power. This makes it an effective tool for safeguarding data on multiple lines.

The P4SMA39CA-E3/61 is commonly used in automotive and aerospace applications, where space or weight constraints prevent the use of thicker, higher-capacity transient-voltage surge protectors. It is also suitable for applications in which a small footprint is needed, such as in mobile phones. It offers excellent protection for the circuitry in a wide range of electronic equipment, including solid-state drives and power supplies.

The functionality of P4SMA39CA-E3/61 is based on its ability to quickly clamped the voltage and safely dissipate the excessive voltage with its low on-state resistance. When the device is exposed to a voltage higher than its clamping voltage, it will immediately switch to an on-state and clamp the voltage. The device will then dissipate the excess energy and return to an off-state once the voltage returns to normal. This ensures that no premature failure of the device or damage to the protected components occur.

The P4SMA39CA-E3/61 also offers a superior level of protection for low-capacitance circuits. This is due to its low capacitance, which allows it to clamp the voltage quickly and accurately and also maintain its off-state leakage current within specified levels. It also offers the added benefit of reduced EMI/RFI noise due to its low capacitance.

In conclusion, the P4SMA39CA-E3/61 is an ideal protection solution for a wide range of electronics. Its low capacitance and highly reliable performance make it the perfect choice for a range of automotive, aerospace, and other applications where space or weight constraints limit the use of thicker, higher-value components. It offers superior protection from high-energy transients and provides an enhanced level of EMI/RFI protection with its low capacitance.

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