P6KE56-B Circuit Protection

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TVS diodes, which stand for Transient Voltage Suppression Diodes, are used in various applications to protect electronic circuits from transient voltage surges. The P6KE56-B is a TVS diode manufactured by the Phillips Semiconductor Company. It is designed to protect against large voltage transients, such as those generated by lightning or machinery start-up, which can cause significant damage to electronic equipment. The P6KE56-B offers superior ESD protection, as it has a low capacitance of only 0.06pF. Additionally, it has an excellent rating of up to 5.6kW in high-frequency power levels.

The P6KE56-B is ideally suited for various applications ranging from industrial and automotive power systems to mobile phone reference designs. In these applications, it can be used to protect sensitive components from damaging over-voltage transients. The diode can also be used in solar panel systems and battery line protection applications. It is suitable for use in a wide temperature range, from -55 to +155°C, and is offered in 8mm (T&R) or 9.53mm (Tape and Reel) packages for automated production.

The P6KE56-B works by clamping high-frequency voltage transients to a defined voltage and thus preventing them from reaching sensitive components. It consists of a reverse-biased diode, connected between the power line and ground or the power line and the voltage source. When a transient voltage occurs, the excess energy is then diverted to ground or to the voltage source. This allows the diode to absorb high-frequency voltage transients and protect the sensitive components.

The P6KE56-B is designed with a fast response time, allowing it to respond quickly to high-frequency transients. It also offers excellent ESD protection, allowing it to withstand up to 4kV of ESD stress. The diode also offers a low leakage current of only 0.5nA. This ensures that the diode is able to safely and reliably protect sensitive components from voltage transients.

In summary, the P6KE56-B diode from Phillips Semiconductor is a versatile TVS diode suited for use in various industrial and automotive applications. It offers excellent ESD protection and a fast response time, making it ideal for protecting sensitive components from damaging over-voltage transients. Moreover, it is offered in 8mm (T&R) and 9.53mm (Tape and Reel) packages, allowing for easy installation and automated production.

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