NP1800SBT3G Circuit Protection

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Voltage - Breakover:	220V
Voltage - Off State:	170V
Voltage - On State:	4V
Current - Peak Pulse (10/1000µs):	80A
Current - Hold (Ih):	150mA
Number of Elements:	1
Capacitance:	59pF
Mounting Type:	Surface Mount
Package / Case:	DO-214AA, SMB

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!TVS - Thyristors: NP1800SBT3G Application Field and Working PrincipleThyristors are a type of switching elements within electronics, and they have a valuable role in modern electronics systems. They are used in many different applications, from power delivery systems to automotive systems. The NP1800SBT3G is a popular member of the thyristor family, and it is often used in high frequency switching circuits. In this article we will examine the application field and working principle of the NP1800SBT3G thyristor. The NP1800SBT3G is a high voltage, high frequency thyristor. It has a high efficiency and is designed to provide reliable operation in switching applications. This device can handle up to 1800V of blocking voltage, and can operate for up to 2500kHz at 10A, making it ideal for applications within a wide range of electronics. It is commonly used in industrial switching applications, such as solid-state relays, motor controllers, converters, rectifiers, and more.The NP1800SBT3G is composed of three main components: the gate cathode, the anode, and the gate lead. The gate cathode is responsible for starting the switching operation when the thyristor is activated. The anode is responsible for providing the current path for the thyristor when it is conducting. The gate lead is the connection between the gate cathode and the anode, and it also helps to control the thyristor’s switching process.The NP1800SBT3G thyristor is designed to be triggered by a gate signal. When a gate signal is applied to the thyristor, the gate cathode acts as a conductor and “trips” the thyristor into conduction. The current then flows through the anode and the gate lead. This in turn forces the anode to be charged and set in reverse bias, thus tripping the thyristor into conduction.As the current passes through the thyristor, the anode current is used to charge the gate cathode. This process continues until the current reaches a certain level, after which the thyristor will cease to conduct. At this point, the gate signal will cease, and the anode current will return to its original level, thus tripping the thyristor out of conduction.The NP1800SBT3G thyristor is also equipped with several protective features, such as surge and transient current suppression, thermal shutoff circuit, and overvoltage protection. These features provide additional safety to the device, ensuring that excessive current does not cause permanent damage.In conclusion, the NP1800SBT3G is a popular thyristor device that is used in a variety of applications. It is able to handle up to 1800V of blocking voltage, and is capable of operating for up to 2500kHz at 10A. It is composed of three main components, and is designed to be triggered by a gate signal, after which the anode current is used to charge the gate cathode and trip the thyristor into conduction. Additionally, the device is equipped with several protective features, further improving the overall safety of the device.

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