BZW04-19BHE3/54

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Transient-voltage-suppression (TVS) diodes are an innovative type of semiconductor-based device that is specifically designed to provide surge protection in a range of applications, from computer equipment, electronic consumer products, to automotive applications. The BZW04-19BHE3/54 is a unidirectional, three-phase, overvoltage suppressor diode, designed to protect data lines from transient voltage spikes. It features a standoff voltage of 19V, with a high clamping voltage up to 53V.

The BZW04-19BHE3/54 has a variety of applications in the automotive industry, including providing transient protection to ECU signals and regulators, ignition coil transistors, and in the backup power systems used for engine control systems. Additionally, it can be used to protect a wide array of consumer electronics, such as laptop power supplies, gaming consoles, signal sources, telephone lines, and data connectors.

The working principle of the BZW04-19BHE3/54 is based on the electrical circuit’s ability to store and deliver energy with a greater degree of efficiency than a conventional diode. The device extends the time duration of a surge, absorbing energy and clamping peak voltage levels. This ensures that the overvoltage spike does not damage the protected equipment.

The circuit design of the BZW04-19BHE3/54 includes built-in protection against overvoltage, electrical noise, and other electrical threats. The device offers a low surge response time, which is essential for protecting sensitive electronic components from damage caused by short bursts of current and voltage. Furthermore, the BZW04-19BHE3/54 is designed to automatically reset itself after each surge event. It does this by using a \'reset\' pin, which connects to an external resistor and capacitor that control the reset timing.

The BZW04-19BHE3/54 also has a wide range of operational temperatures (-50°C to +155°C) to ensure reliable operation even in extreme temperature environments. This helps to ensure that the device remains reliable and effective in harsh environments, such as those encountered in industrial and automotive applications.

The BZW04-19BHE3/54 is a robust and reliable device that can protect against overvoltage and other electrical disturbances. Its wide range of applications, combined with its efficient operating mechanism and excellent temperature resistance make it an essential component for many of today’s electronic devices.

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