TZ740N18KOF SCR PHASE Control Thyristor Module New Original

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.

(TZ740N18KOF SCR PHASE Control Thyristor Module New Original)

Specification of TZ740N18KOF SCR PHASE Control Thyristor Module New Original

The TZ740N18KOF SCR Stage Control Thyristor Module is a high-performance semiconductor tool created for exact phase control in power electronics applications. This initial module includes a robust construction and progressed modern technology, guaranteeing trusted procedure in industrial environments. It is optimized for changing and regulating high-voltage, high-current AC lots, making it optimal for motor controls, heating unit, power materials, and lighting law. The TZ740N18KOF uses a maximum recurring reverse voltage (V ₃ ᵣₘ) of 1800V and an optimum RMS on-state current (Iₜᵣₘₛ) of 740A, giving remarkable power taking care of abilities. The non-repetitive optimal surge present (Iₜₛₘ) reaches 12kA, guaranteeing strength against transient overloads. Its critical price of rise of voltage (dv/dt) is ranked at 1000V/ μs, reducing the risk of unintentional triggering because of voltage spikes. The module calls for a gate trigger voltage (V ₉ ₜ) of 2.5 V and a gate trigger current (I ₉ ₜ) of 150mA, enabling reliable control with low-power drive circuits. Thermal performance is improved by a low thermal resistance (Rₜⱼ ₋ c) of 0.08 ° C/W, sustaining effective warmth dissipation. The operating joint temperature array extends from -40 ° C to +125 ° C, guaranteeing security throughout severe problems. The module uses a press-fit or screw-terminal layout for protected mounting and includes an incorporated heatsink user interface. Electrical isolation in between the baseplate and terminals goes beyond 2500V RMS, boosting security in high-voltage setups. Key features include high surge existing tolerance, reduced transmission losses, and a compact, durable plan. Applications include air conditioning electric motor drives, soft starters, voltage regulators, and commercial home heating controls. Compliance with global standards such as RoHS, UL, and IEC warranties quality and environmental safety and security. The TZ740N18KOF is packaged in anti-static material to stop damage during handling and delivery. Its maintenance-free design and long life span lower downtime, making it a cost-efficient option for demanding power control systems. Storage problems suggest temperatures between -40 ° C and +125 ° C in a completely dry, non-corrosive setting. This component is examined for performance consistency and is provided as new, original tools for OEM or replacement use.

(TZ740N18KOF SCR PHASE Control Thyristor Module New Original)

Applications of TZ740N18KOF SCR PHASE Control Thyristor Module New Original

The TZ740N18KOF SCR Phase Control Thyristor Component is a high-performance semiconductor gadget made for precise and effective power law in industrial and business applications. This new original component integrates sophisticated silicon-controlled rectifier (SCR) innovation, making it possible for robust phase-angle control to handle air conditioner power shipment with high accuracy. It is crafted to deal with high voltage and current degrees, making it optimal for demanding settings where reliability and longevity are critical. With an optimum voltage score of 1800V and high current-carrying ability, the TZ740N18KOF makes certain steady operation in systems calling for adjustable power outcome, such as electric motor speed controllers, burner, and lights systems.

A crucial function of the TZ740N18KOF is its maximized thermal monitoring, achieved through a reduced thermal resistance layout and top notch insulation products. This permits the module to operate successfully under constant high-load problems without overheating, prolonging its life span. The component’s compact and sturdy construction ensures resistance to mechanical tension and ecological aspects like moisture and dirt, making it suitable for usage in severe industrial settings.

Regular applications include commercial heating systems, welding devices, soft starters for electric motors, and voltage regulators in power distribution systems. Its stage control ability allows smooth change of power outcome, decreasing energy waste and enhancing procedure control in applications like temperature policy or dimming high-intensity lighting. Additionally, the module supports bidirectional current circulation, improving its versatility in air conditioning power control circuits.

The TZ740N18KOF is created for very easy assimilation into existing systems, with screw-terminal links for safe circuitry. Its compatibility with conventional control signals simplifies implementation in automated arrangements. As an original component, it guarantees adherence to strict quality standards, making certain long-term efficiency and minimal upkeep. Designers and system developers will appreciate its combination of high power handling, precision control, and ruggedness, making it a dependable choice for optimizing energy efficiency and functional integrity in complex electric systems.

Company Profile

PDDN Photoelectron Technology Co., Ltd.(sales@pddn.com) is one of the leading enterprises in power electronics technology and power products, which is fully involved in developing solar inverters， transformers, voltage regulators, distribution cabinets, thyristors， modules， diodes， heaters, and other electronic devices or semiconductors. We will be committed to providing users with high-quality, efficient products and considerate service.

It accepts payment via Credit Card, T/T, West Union, and Paypal. PDDN will ship the goods to customers overseas through FedEx, DHL, by sea, or by air. If you want high-quality TZ740N18KOF SCR PHASE Control Thyristor Module New Original, please send us inquiries; we will be here to help you.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

By sea, by air, by express, as customers request.

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

5 FAQs of TZ740N18KOF SCR PHASE Control Thyristor Module New Original

What is the primary application of the TZ740N18KOF SCR Phase Control Thyristor Module?
The TZ740N18KOF is designed for high-power phase control applications, such as motor speed regulation, temperature control systems, lighting dimming, and AC power regulation. It enables precise control of AC voltage by adjusting the conduction angle of the thyristor, making it ideal for industrial automation, energy management, and heavy-duty electrical systems.

What are the key electrical specifications of the TZ740N18KOF module?
This thyristor module has a maximum repetitive peak off-state voltage (VDRM) of 1800V and an average on-state current (ITAV) of 740A. It supports high surge current handling (up to 12kA non-repetitive) and features low gate trigger current, ensuring reliable performance in high-voltage, high-current environments. The module is built for three-phase systems and includes integrated heat sinks for thermal efficiency.

How does thermal management work for this thyristor module?
The TZ740N18KOF requires proper heat dissipation to maintain optimal performance. It includes a baseplate designed for mounting onto external heat sinks or cooling systems. Operating temperatures should stay within -40°C to 125°C, and users must ensure adequate airflow or liquid cooling in high-load scenarios to prevent overheating. Thermal resistance (Rth) is specified as 0.045°C/W to guide cooling setup.

Is the TZ740N18KOF suitable for harsh industrial environments?
Yes. The module is built with ruggedized materials and features high noise immunity, making it resistant to voltage spikes and electromagnetic interference (EMI). It is compliant with international standards like IEC 60747 and UL certification, ensuring reliability in demanding conditions such as manufacturing plants, mining equipment, or power grid systems.

Are there any compatibility considerations when integrating this thyristor module?
The TZ740N18KOF is designed for three-phase AC systems and requires compatible gate drivers with appropriate trigger voltage (typically 3-5V) and current (200-500mA). Ensure the control circuitry matches the thyristor’s gate requirements. Verify mechanical dimensions and mounting compatibility with existing setups. Always use genuine, new modules to avoid counterfeit performance risks.

(TZ740N18KOF SCR PHASE Control Thyristor Module New Original)