SMF45AT1G

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SMF45AT1G is a type of transient voltage suppressor diode used to protect circuits from destructive spikes in electrical current that can otherwise cause damage. The SMF45AT1G has an operating voltage capability of 45 V and an I/O port capable of being simultaneously exposed to Ipp and Ipp. The device is also qualified for automatic assembly with other components in a board. It is one of several types of voltage suppressors typically used in the field.

TVS diodes are used to protect circuits from destructive spikes and transients. These includes lightning strikes, motor control switches, and other fast-switching events or noise. When a high current spike or transient occurs, the devices can turn off, essentially shorting the circuit and suppressing the voltage surge.

The working principle of the SMF45AT1G is to modify nonlinear response of a diode in order to protect circuits from high-voltage transients. The device begins functioning when the voltage across its anode and cathode exceeds its turn-on voltage. Once the voltage reaches this level, the diode quickly switches from low impedance to high impedance, increasing the resistance to limit current flow. The device then quickly resets when the transient has passed and its voltage is reduced to below the turn-off threshold.

The SMF45AT1G is ideal for various applications that require protection from transient voltage spikes, such as automotive, industrial, solar, and telecommunications systems. The device can be used in automotive body control systems, airbag modules, hybrid drive systems, plug-in hybrid electric vehicles, and renewable energy systems to protect against voltage spikes caused by lightning or other similar events. In industrial applications, it can be used to protect power supply circuits and peripheral systems that are sensitive to such transients.

The SMF45AT1G is qualified for automatic assembly on printed circuit boards and is a lead-free and RoHS compliant device. It offers improved reliability and protectiveness from electrical surges and has a higher surge current capability and a faster response time. It\'s small size makes it a great solution for space-constrained devices and it offers improved power handling capability.

In summary, SMF45AT1G is an ideal TVS diode for a variety of applications that require protection from destructive voltage spikes. It provides improved reliability and protection from electrical surges and is a lead-free and RoHS compliant device. The device offers improved power handling capability and a faster response time, making it a great solution for space-constrained devices.

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