P4KE30CA-B Circuit Protection

Voltage - Clamping (Max) @ Ipp:	41.4V
Supplier Device Package:	DO-204AL (DO-41)
Package / Case:	DO-204AL, DO-41, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	400W
Current - Peak Pulse (10/1000µs):	9.9A
Series:	P4KE
Voltage - Breakdown (Min):	28.5V
Voltage - Reverse Standoff (Typ):	25.6V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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TVS - Diodes

TVS (Transient Voltage Suppressor) Diodes are popular electrical components designed to protect sensitive electronic components from transient over-voltage events. In a world of growing digitalization, it is increasingly important to put a reliable protection system in place to make sure all sensitive electronics devices are safe from sudden and damaging power spikes. The P4KE30CA-B device is a commonly used diode for this purpose. This article will discuss the application fields and working principles of P4KE30CA-B.The P4KE30CA-B is an uni-directional TVS diode with a breakdown voltage of 30V and a working current of 400mA. It is specifically designed to protect low voltage circuit devices from over-voltage situations. The most common application field for this diode are portable devices such as smartphones, PDAs, and notebooks, where it is important that the device is protected from risk of damage caused by power surges. The diode can also be used in automotive and white goods electronic applications, providing reliable protection against sudden voltage spikes that can occur during a start up or shut down process.The diode’s working principle is based on its ability to detect rise in voltage levels and prevent any sudden surge from damaging sensitive components. It contains two layers of semiconductor material, P and N, which produce a reverse breakdown voltage when the applied voltage exceeds the breakdown voltage level. When this happens, the P channel stops conducting and the circuit is protected from further electric leakage. This mechanism prevents the appearance of high frequency transients that can damage sensitive circuitry.In addition to over-voltage protection, the P4KE30CA-B diode also acts as an EMI (electromagnetic interference) filter, allowing for removal of the high-frequency noise signals that can interfere with the signal coming in or out of a device. This ability prevents any interference from other devices and maintains the quality of the signals input and output from any digital electronics device.The P4KE30CA-B is also suitable for use in high-power applications, as it is capable of withstanding temperatures exceeding 150°C. This makes it suitable for use in a wide range of different power applications such as lighting, communication equipment, and industrial control systems.To conclude, the P4KE30CA-B diode is a popular and reliable device for protecting any digital or analogue electronic device from transient over-voltage events. It is suitable for use in any low voltage circuit applications, and provides excellent protection against any sudden power surge while also serving as an effective EMI filter. Its high temperature resistance also makes it suitable for use in a range of different power applications.

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