P6SMB440CA Circuit Protection

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TVS - Diodes (Transient Voltage Suppression Diodes) are an important component in the electronic industry and are mainly used to protect sensitive equipment from transient or high voltage spikes. The P6SMB440CA, a six-terminal transient voltage suppression diode (TVS), is a robust and reliable protection device capable of absorbing and dissipating transient surge energy, and is applicable for use in various industries, including automotive, computer, consumer electronics and communication industries.

The P6SMB440CA contains two enhanced Avalanche Zener diodes connected in series to form a high surge current handing capability, which provides great performance in suppressing the over voltage of transient signals. This specialized diode is able to withstandhigh surge currents of up to 500 amperes (8/20µs). It complements its low clamping voltage characteristics with excellent surge protection capability.

The steady state breakdown voltage of the P6SMB440CA is 420V, which makes it ideal for use in high voltage environments. The device also exhibits a low leakage current, usually around 0.01mA, which makes it ideal for use in low power applications. The 100pF rating ensures that the diode is able to protect sensitive electronics from high speed transient spikes with minimal impact on signal integrity.

The P6SMB440CA provides bidirectional protection, and its clamping voltage is between 18 to 30V. The device has both a fast response time and a low capacitance. The response time is tested to 0.5ns, and the junction capacitance to the ground is 0.4pF maximum.

When the P6SMB440CA comes across a transient voltage that exceeds the specified voltage range, it triggers an avalanche breakdown, allowing a current to flow through it and providing instant protection against over voltage. The device then dissipates the energy from the energy pulse.

The P6SMB440CA provides a broad range of applications in various industries, such as automotive, computer, consumer electronics and communication. In the automotive industry, it is used to protect the on-board electronics from overvoltage transients. Similarly, in the computer and communication industry, it is used to protect the sensitive PCB components from voltage spikes caused by lightning and static discharges. It is also used in consumer electronics to protect electronic circuits from damage due to voltage transients.

The P6SMB440CA is a sturdy and reliable transient voltage suppression diode that provides an effective solution to protect sensitive electronics against high voltage transients and surges. Its high surge current handling capability, low capacitance, low leakage current and low breakdown voltage make it the ideal choice for protection against overvoltage transients in a wide range of industries.

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