ESDAULC45-1BF4 Circuit Protection

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TVS (Transient Voltage Suppressor) Diodes are specialized semiconductor devices which are engineered to protect sensitive electronic components from voltage transients, such as ESD (electrostatic discharge), power supply switching surges, impulse waves, and electro-magnetic fields. The ESDAULC45-1BF4 is a transient voltage suppressor diode that is designed to protect sensitive electronic equipment from potentially damaging induced surge voltages in power and communication systems. The ESDAULC45-1BF4 is specifically designed for protection from electrostatic discharge (ESD) and other electrical transient events.

Application Fields and Working Principle

The ESDAULC45-1BF4 is a type of TVS diode that is used in the protection of electronics and signals from transient voltage surges. It features low clamping voltage for low capacitance, low drift and good surge characteristics. This device is ideal for circuit protection in low voltage, high speed data applications such as USB, IEEE1394, Ethernet, HDMI and other digital networks, as well as lower voltage applications like Audio/Video, cellphone and cellular batteries. The ESDAULC45-1BF4 can also be used in applications that require controlled leakage such as automotive, automotive electronics and high voltage power supplies.

The ESDAULC45-1BF4 works by diverting excessive current away from critical components and simultaneously clamping the rising voltage to a safe limit. When there is a surge in the supply voltage, the diode turns on and diverts the surge current away from the circuit, while simultaneously clamping the voltage at a safe level. When the surge voltage reaches a certain level, a low voltage switching triggering mechanism is activated which causes the diode to turn on and conduct current, thereby providing protection and diverting the excess surge current away from the protected circuit.

The ESDAULC45-1BF4 is characterized by its low clamping voltage, low capacitance and excellent surge characteristics, making it perfect for a broad range of low voltage, high speed data applications. Its low capacitance makes it better suited for protecting high frequency components, while its low voltage triggering mechanism helps prevent damage to delicate electronics components. Additionally, its low leakage feature makes it suitable for protecting high voltage power supplies.

The ESDAULC45-1BF4 is also characterized by its long term reliable performance and improved dynamic response, which is ideal for applications that require high speed and short duration over-voltage protection. The component is housed in an epoxy-based package, and its efficient design ensures stable operation over wide temperature ranges.

Overall, the ESDAULC45-1BF4 is a robust and reliable transient voltage suppressor diode designed for use in a wide variety of power and communication systems. Its low clamping voltage, low capacitance, and excellent surge characteristics make it an ideal choice for applications where ESD and electrical transient protection is required.

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