SMCJ26CA Circuit Protection

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TVS - Diodes are a type of electronic component which provides a means of protection to other electronic components from damage caused by sudden, excessive transients or surges in voltage or current. SMCJ26CA is one such diode as part of a range of such devices available from TVS Electronics, which are specifically designed for a wide range of applications.

The SMCJ26CA is a low voltage, bi-directional, unidirectional transient suppressor diode with a peak pulse current capability of 1.5kA (10/1000us). The maximum breakover voltage ranges from 25V to 32V. It is a surface-mountable device measuring 2.5mm x 1.6mm x 1.2mm. Its package is SMC-J, with a green compound molding.

The working principle of the SMCJ26CA is as follows: The diode starts to conduct when the voltage is higher than the breakover voltage, protecting the attached device against over-voltage. During the switching time or short circuit time, the device will break into a relatively high voltage, then the TVS diode will automatically turn into a low resistance state. This rapidly dissipates the voltage energy, and fails the circuit so that it protects the equipment from damage.

The SMCJ26CA can be used in a wide range of applications. It is suitable for the protection circuits of cellphones, wireless transceivers, and communication devices. It can also be used in computers, printers, and other digital circuits. It is especially suitable for AC power lines, LAN lines, power supplies of electronic equipment, and external interfaces of high-speed digital circuits.

As well as a wide range of applications, the SMCJ26CA also offers a number of advantages. It has excellent clamping capability, with low leakage current and fast response time. It is RoHS compliant and has low EMI emission. It also offers excellent surge capability and is highly reliable.

In summary, the SMCJ26CA is a low voltage, bi-directional, unidirectional transient suppressor diode. It is designed for a wide range of applications, and offers a number of advantages, including excellent clamping capability, low leakage current, fast response time, RoHS compliance, low EMI emission, excellent surge capability, and high reliability. Its working principle is to start to conduct when the voltage is higher than the breakover voltage, protecting the attached device against over-voltage.

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