Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module

Overview of Phase Control Thyristor

A phase control thyristor, often referred to as a triac or SCR (Silicon Controlled Rectifier) in certain applications, is a semiconductor device used for controlling the amount of power delivered to a load by adjusting the phase angle at which the AC waveform is allowed to conduct. This method of control is known as phase angle control or simply phase control. Phase control thyristors are widely used in various applications that require precise regulation of electrical power, such as lighting dimmers, motor speed controls, temperature controllers, and more.

Features of Phase Control Thyristor

Phase Angle Control: Allows adjustment of the conduction point within each half-cycle of the AC waveform, enabling precise control over the average power delivered to the load.

High Efficiency: Operates with minimal losses when conducting, providing efficient power control.

Bidirectional Conductivity (Triacs): For AC applications, triacs can conduct current in both directions, making them suitable for full-wave control of AC loads.

Unidirectional Conductivity (SCRs): SCRs conduct current in one direction only and are typically used for half-wave control of AC or DC loads.

Gate Triggering: Conduction begins when a small current is applied to the gate terminal, allowing for easy control of the turn-on point.

Latching Current: Once triggered, the thyristor continues to conduct until the current through it falls below a certain level called the holding current.

Temperature Sensitivity: Performance can be affected by temperature changes, requiring thermal management considerations in design.

Voltage and Current Ratings: Available in a wide range of voltage and current ratings to suit different application needs.

Noise Generation: Can generate electromagnetic interference (EMI), necessitating proper filtering and shielding in sensitive applications.

Protection Mechanisms: Often include built-in protection against overvoltage and overcurrent conditions to safeguard the device and connected systems.

(Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module)

Specification of Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module

The ST380CH04C1 is a phase control thyristor module. This device is built for switching and controlling high power levels in AC circuits. It is commonly used in industrial motor drives, power converters, and similar equipment. The module contains two thyristors connected in an anti-parallel configuration. This setup allows it to conduct current in both directions when triggered. This is essential for AC power control applications.

This SCR module handles a high average on-state current. Its rated average current is 960 amperes. It can manage substantial power loads. The peak repetitive blocking voltage is 400 volts. This voltage rating defines the maximum voltage the thyristor can block in its off state. It ensures reliable operation under normal circuit conditions. The thyristor requires a gate signal to turn on. The gate trigger current and voltage are specified for reliable switching. The device has a low holding current. This means it needs only a small current to stay conducting once turned on.

Thermal management is critical for this thyristor module. It has a specified thermal resistance value. This value indicates how effectively heat moves from the silicon die to the case. Proper cooling is necessary. The module must be mounted onto a suitable heatsink. Good heat dissipation ensures the thyristor operates within its safe temperature limits. This prevents damage and ensures long life. The module features an isolated base plate. This isolation simplifies mounting to the heatsink electrically.

The ST380CH04C1 comes in a standard power module package. Its physical dimensions are defined for compatibility. The electrical terminals are designed for secure connections. This module is robust. It is suitable for demanding industrial environments. Engineers choose it for its power handling capability and reliability in phase control circuits.

(Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module)

Applications of Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module

The ST380CH04C1 is a powerful SCR thyristor module. It handles high currents, 960 amps. It also manages high voltages, 400 volts. This module controls electrical power flow. It switches power on and off precisely. This is essential for many industrial tasks.

One main use is motor control. Big electric motors need careful starting and stopping. This thyristor manages that. It prevents sudden jolts. This protects the motor. It also saves energy. Factories rely on this for their machines.

Power regulation is another key application. Systems need stable voltage and current. This SCR module helps achieve that. It adjusts power levels smoothly. Unstable power damages equipment. This module prevents that damage. Power supplies use it for reliability.

Heating control benefits from this thyristor too. Industrial heaters need exact temperature management. The module regulates the heat output. It turns the heating elements on and off as needed. This ensures consistent temperatures. Process quality depends on steady heat.

Lighting systems also use this technology. Think of large street lights or stage lighting. Turning them on fully at once strains the system. This SCR allows soft starting. It gradually increases the light level. This extends lamp life. It also reduces peak power demand.

The ST380CH04C1 is built tough. It works reliably in demanding conditions. Its design handles high power without failing. This reliability is crucial for continuous industrial operation. Downtime is expensive. This module helps prevent unexpected stops. Engineers trust its performance.

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5 FAQs of Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module

What is the ST380CH04C1?
The ST380CH04C1 is a Phase Control Thyristor Module. It is a type of semiconductor device. This module controls large amounts of electrical power. It does this by switching AC current on and off at specific points in the voltage cycle.

Where is the ST380CH04C1 used?
You find this SCR module in industrial power control systems. Common uses are motor speed controllers. It is also used in high-power lighting systems. Industrial heating applications use it too. It handles demanding electrical loads reliably.

How much current can it handle?
The ST380CH04C1 is rated for a continuous current of 960 Amperes. This is a high current rating. It means the device can manage substantial power flow. The module is built for demanding industrial environments. This high current capacity is crucial for heavy-duty equipment.

What voltage is it designed for?
This thyristor module has a voltage rating of 400 Volts. This rating indicates the maximum voltage it can block when turned off. The 400V rating suits many standard industrial power systems. It provides a good balance of capability and common application use.

How is the module cooled?
The ST380CH04C1 uses a stud-type mounting. This design allows for direct attachment to a heatsink. Effective cooling is essential. Heat is generated when the device conducts current. A proper heatsink keeps the thyristor within its safe operating temperature. Good thermal management ensures long life and reliability.

(Phase Control Thyristor ST380CH04C1 960A 400V SCR Thyristor Module)