2056-40-B3FLF

Series:	2056
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Voltage - DC Spark Over (Nom):	400V
Impulse Discharge Current (8/20µs):	5000A (5kA)
Tolerance:	±20%
Number of Poles:	3
Fail Short:	Yes
Mounting Type:	Through Hole
Package / Case:	Axial Cylinder, 3 Lead (Radial Bend)

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Gas Discharge Tube Arresters (GDT) Gas Discharge Tube Arresters (GDT) refers to the components used in electrical systems to protect them from lightning and other destructive currents. GDTs are commonly found in residential, commercial and industrial applications and are used to protect sensitive electronic and power equipment from high voltage electrical surges. GDTs combine a resistor and a voltage-responsive electrcal discharge device in a single unit. The resistor can either be a disc-shaped gas tube or a semiconductor, and the voltage-responsive electrical discharge device can either be a spark gap or thyristor.The GDT 2056-40-B3FLF has a voltage rating of 500VAC and is typically used in power supplies, household appliances, computer networks, telecommunications networks, automotive electronics, aircraft and other applications which require both high-voltage and high-frequency protection. The 2056-40-B3FLF GDT operates by sensing voltage and providing a fast, stable response to over-voltage and under-voltage events. The GDT 2056-40-B3FLF is highly resistant to transient Noise and can absorb radio frequency energy up to 2MHz.The working principle behind the 2056-40-B3FLF GDT could be explained as follows: When the voltage of the power source increases beyond the threshold voltage rating of the GDT, the voltage causes electrons from the electrical discharge device to jump from the anode to the cathode, creating an electrical current which acts as a short circuit. This current provides short-term protection of the power source from the potential destruction caused by the high-voltage. When the voltage of the power source drops below the threshold voltage rating, the electrons are confined to the anode and the current flows freely; thus the GDT no longer provides protection and the power source can continue its operation.The GDT 2056-40-B3FLF is designed primarily for protection against voltage surges in the range of 6kV to 12kV, but it has the capability to absorb energy from surges in excess of 500V. The GDT can withstand multiple surge events and has a high resistance level of 30V, which means it is able to withstand a large number of transient voltages. Additionally, the GDT can withstand up to 85°C temperature, making it suitable for use in various environments.In conclusion, the GDT 2056-40-B3FLF is a highly reliable, advanced and economical GDT component used in various applications for protection from voltage surges. Its ability to absorb energy from surges in excess of 500V make it a suitable choice for a wide range of applications and environments. The GDT 2056-40-B3FLF has a high resistance level and is designed to withstand multiple surge events, making it a cost-effective and reliable solution for providing surge protection.

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