SA26A-E3/54

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TVS (Transient Voltage Suppressors) diodes are a type of protection device, designed to protect a variety of electronic equipment and components from damaging transient voltage that can occur. The SA26A-E3/54 is a unidirectional TVS made up of an array of discrete avalanche diodes, and is used in a variety of high-power, AC or DC applications.

The SA26A-E3/54’s body is made of epoxy resin, with a hermetically sealed lid. It is a low-cost device that offers an effective protection against breakdown, and can be used in applications requiring high pulse current strength or high energy discarge capability. It is especially suited for voltage surge applications, and is available in a variety of packages from SOT232-2L to SOT200, providing a very cost effective solution where multiple transistor protection is required.

This TVS diode is designed to clamp voltage and current levels to a safe threshold in order to prevent damage caused by overvoltage and overcurrent. The device can be installed quickly and easily between the power source and the equipment being protected, and its low voltage drop feature ensures a very high response to transient overvoltages. The device is also available with reverse polarity capability and can be optimized for different voltage levels. This makes it ideal for use in a variety of applications.

The SA26A-E3/54 is commonly used in automotive electronics and other applications that require high speed, low voltage protection, such as communications systems, Avionics, and portable electronics. The device can be used in board level protection for DC motors, high-frequency inverters, and flash charging systems. It is also used for the protection of input/output ports in industrial control systems. Its compact size and low power usage make it suitable for use in applications where space and power are at a premium.

The working principle of the SA26A-E3/54 is essentially the same as a traditional TVS diode. In the event of a voltage spike, the device absorbs excess current and clamps the voltage to a safe level. This works by using a reverse-biased diode operated at a breakdown voltage. When a voltage surge occurs, the diode enters a breakdown state, allowing current to flow through the device. The voltage spike is then clamped at the breakdown voltage level, preventing further damage to the protected equipment.

The SA26A-E3/54 TVS diode provides fast and effective overvoltage protection, making it an ideal solution for a variety of high-power AC and DC applications. Its low cost, high response time, and reverse polarity capability make it a versatile and cost-effective choice for designers and engineers looking for a reliable and robust protection device.

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