TISP4400H3LM Circuit Protection

Series:	--
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Voltage - Breakover:	400V
Voltage - Off State:	300V
Voltage - On State:	3V
Current - Peak Pulse (8/20µs):	300A
Current - Peak Pulse (10/1000µs):	100A
Current - Hold (Ih):	150mA
Number of Elements:	1
Capacitance:	62pF
Mounting Type:	Through Hole
Package / Case:	TO-226-2, TO-92-2 (TO-226AC)

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Thyristors: TISP4400H3LM Application Field and Working Principle

A Thyristor, also commonly referred to as a silicon controlled rectifier (SCR) or controllable solid-state switch, is a three-terminal solid-state electronic device used to control high-voltage and high-current electrical power supplies. Typically, a thyristor is constructed from a semiconductor material such as silicon, and it is triggered or turned on by applying a signal to the gate or control terminal. The TISP4400H3LM is a thyristor amplifier device from International Rectifier (Infineon Technologies) designed for use in motor control applications such as brushless dc motors, air conditioners, air compressors, blowers, and fans. It is one of Infineon\'s advanced high-voltage series of thyristors that feature a one-piece construction with integrated freewheeling diodes, ultrafast soft-switching capability, and ultra-low leakage current.The TISP4400H3LM device consists of a triac, blocking diode, and freewheeling diodes integrated into a single package. The triac is the main power switch component of the device, while the blocking diode provides the necessary control and isolation between the DC power supply and the load. The freewheeling diodes allow current to flow in reverse direction during turn-off transitions. In the ‘on’ state, the gate of the thyristor needs to be maintained at its forward voltage. The TISP4400H3LM, has a low ‘on’ state voltage drop of 2V at currents up to 8A, which enables it to accurately regulate and control the power output to the load. The dynamic behavior of the TISP4400H3LM can be adjusted with external components (such as capacitors, resistors, or inductors) based on the application\'s operating conditions.The key features of the TISP4400H3LM device include a high average and peak current rating of 8A, a low turn-on time of 0.25μs, a low forward voltage drop of 2V, a high current rating of 16A in free-wheeling diode mode, and a high dV/dt rating of 600 V/μs.The primary application field for the TISP4400H3LM is motor control. It is commonly used in brushless DC motor applications such as air conditioners, air compressors, blowers, and fans. The device is well suited for speed and/or torque control applications due to its flexible external components and its low voltage drop. The device is also commonly used in light-dimming applications, circuit protection, and thermal protection. In summary, the TISP4400H3LM is a thyristor amplifier device from Infineon Technologies that is used in motor control applications such as air conditioners, air compressors, blowers, and fans. It provides high performance with low voltage drop, low turn-on time, and high dV/dt rating. Additionally, its external components can be adjusted for a variety of applications.

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