SMB8J36C-E3/5B

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TVS (Transient Voltage Suppression) diodes are the cornerstone of circuit protection, preventing damage to sensitive electronic components such as transistors, microprocessors, and circuits from surges and transients generated by lightning, or other high-energy electrical events. The SMB8J36C-E3/5B is a unidirectional TVS diode that is designed for suppressing electrical surges of up to 5 times the maximum working voltage of 36 volts.

The diode is housed in a small and light SMB plastic case, making it suitable for use in space-constrained applications. The operating temperature range is -55℃ to +150℃, and the device is rated for a repetitive peak pulse power of 2.2 kilowatts and a non-repetitive peak pulse power of 180 kilowatts.

The SMB8J36C-E3/5B is a specifically designed for data line applications, such as Ethernet, RS-232, and USB, and its internal construction offers superior performance in transient rejection. Compared to traditional TVS diodes, the SMB8J36C-E3/5B also offers a more robust temperature range, allowing it to function without fear of damage from extreme operating temperatures.

The working principle of the SMB8J36C-E3/5B is quite simple. When a surge or transient voltage appears, the diode quickly “clamps” the voltage, limiting its amplitude and protecting the connected components from possible damage. This is done through a process called the “avalanche effect” in which electrons are “sucked” away from the surge and distributed among the TVS’s p-n junction, ultimately dissipating the energy in the form of radiation and heat.

The SMB8J36C-E3/5B is a popular choice for a variety of applications that require reliable circuit protection. It is particularly suitable for mobile devices and other applications where a slim profile is desired, and its wide operating temperature range makes it suitable for industrial applications as well. The device can also be used to protect other components from high transient amplitude spikes, thanks to its fast-acting surge response and supressive rating.

In summary, the SMB8J36C-E3/5B is an excellent choice for applications that require reliable circuit protection. It is designed to protect components from surges and transients, thanks to its fast-acting avalanche effect and supressive rating. Its small size and wide operating temperature range make it ideal for space-constrained mobile applications, as well as industrial applications.

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