SMAJ43CA-Q

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Transient Voltage Suppressor (TVS) diodes protect circuits against transient events or voltage peaks, and of the various diodes available on the market, the SMAJ43CA-Q is a reliable device for this purpose. It offers effective transient protection for a wide variety of applications.

The SMAJ43CA-Q offers 1500W of peak pulse power per line with low leakage current of 100nA, making it suitable for a variety of electronic applications. Its can support a wide operating temperature range of -55℃ to +150℃, thus providing better protection and greater reliability. Furthermore, the device offers both unidirectional and bidirectional configurations with a wide breakdown voltage range of 6.8V to 170V, making it an ideal choice for most logic, local area network (LAN) and telecommunications applications. Additionally, it has the ability to support a wide range of AC and DC applications.

In terms of its working principle, the SMAJ43CA-Q has a double avalanche PN junction that works by absorbing energy from a high-voltage transient. The process is initiated when a transient pulse is applied to the junction; the current flowing through the junction instantly causes the majority carriers to thermal runaway. This results in a large voltage drop across the junction, which results in rapid absorption of the transient energy. The TVS absorbs the current and dissipates the energy through the junction, thus providing protection to the circuit.

Given its range of features, the SMAJ43CA-Q can be used in a wide variety of applications. It is particularly well suited for telecommunications applications, as it can protect against damage from lightning and surges, as well as offering high levels of insulation in noisy environments. Furthermore, it can be used in logic, LAN and data acquisition applications, where voltage protection is essential for reliable operation. Additionally, it can also be used in battery powered applications, such as distant infrared systems, where low leakage current is required.

Overall, the SMAJ43CA-Q provides effective protection from transient voltage pulses, and is an ideal choice for numerous electronic and telecommunications applications. Its small form factor, low leakage current, and wide operating temperature and breakdown voltage ranges make it a versatile, reliable and cost effective device for almost any application.

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