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STMicroelectronics Through Hole 3-Pin TRIAC 800 V Gate Trigger 1 V ACST410-8FP
Specifications
| Country of Origin | China |
|---|---|
| Brand | STMicroelectronics |
| Height | 16.4mm |
| Length | 10.4mm |
| Model | ACST410-8FP |
| Mount Type | Through Hole |
| Configuration | Single |
| Maximum Operating Temperature | 125°C |
| Package Type | TO-220 |
| Minimum Operating Temperature | -40°C |
| Pin Count | 3 |
| Rated Average On-State Current Irms | 4A |
| Repetitive Peak Reverse Voltage VDRM | 800V |
| Surge Current Rating | 32A |
| Maximum Gate Trigger Current Igt | 10mA |
| Maximum Holding Current Ih | 20mA |
| Maximum Gate Trigger Voltage Vgt | 1V |
| Peak On-State Voltage | 1.7V |
| Repetitive Peak Off-State Current | 0.5mA |
| Peak Gate Power Dissipation | 10W |
Key Features
- This TRIAC is built in a TO-220 package providing reliable through-hole mounting.
- Rated for an average on-state current of 4 A and surge current rating of 32 A to handle transient loads.
- Maximum repetitive peak reverse voltage is 800 V enabling high voltage switching applications.
- The device features a sensitive gate with maximum trigger current of 10 mA and maximum trigger voltage of 1 V.
- Operational temperature ranges from -40°C to 125°C for robust industrial use.
- Low maximum holding current of 20 mA ensures efficient switching performance.
- Peak gate power dissipation is rated at 10 W.
- This single configuration TRIAC includes over-voltage protection for stability against line transients.
Product Description
STMicroelectronics ACST410-8FP is a Through Hole 3-Pin TRIAC designed for alternating current (AC) power control applications. Rated for a maximum repetitive peak reverse voltage of 800 V and average on-state current of 4 A, it supports switching duties in industrial, commercial, and consumer electronic circuits.
Packaged in a durable TO-220 case, this TRIAC features a sensitive gate with a low maximum gate trigger voltage of 1 V and maximum gate trigger current of 10 mA, enabling easy control by low drive current circuits. It is built to withstand surge currents up to 32 A, making it suitable for handling inductive loads and momentary current peaks without damage.
With operating temperature limits from -40°C to 125°C, the ACST410-8FP performs reliably in demanding environments. Its low holding current of 20 mA and peak gate power dissipation of 10 W contribute to efficient and stable switching operation. Dimensions of 16.4 mm height and 10.4 mm length enable compact installations.
This TRIAC incorporates an internal high-voltage clamping device offering over-voltage protection by absorbing inductive switching transients, enhancing circuit robustness and longevity. It is ideal for usage in industrial automation, HVAC control, motor speed control, lighting regulation, and other AC power regulation devices.
This TRIAC is packaged in a TO-220 through-hole mountable plastic case for ease of use in various circuit boards. It supports single configuration switching with 3 pins for AC load control. The device is manufactured in China with high-quality semiconductor fabrication standards.
Its compact size suits embedded and retrofit applications requiring high voltage AC switch components. Permits improved production efficiency when supplied in sealed tubes ready for insertion into machinery.
Explore the Electronics & Electricals > Semiconductor > TRIAC category on EnvMart for additional high-quality TRIAC components and power control devices, including various packages and current ratings from STMicroelectronics and other trusted industrial brands.
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Frequently Asked Questions
The maximum repetitive peak reverse voltage of this TRIAC is 800 V.
This model is rated for an average on-state current of 4 A.
The surge current rating is 32 A, allowing it to handle transient loads effectively.
The dimensions of the TO-220 package are 16.4 mm in height and 10.4 mm in length.
The maximum gate trigger current for this TRIAC is 10 mA.
It operates within a temperature range of -40°C to 125°C.
The maximum holding current is 20 mA, which ensures efficient switching performance.
This TRIAC uses a through-hole mounting type, suitable for various circuit boards.
The peak gate power dissipation is rated at 10 W.
This model features a single configuration with 3 pins for AC load control.
It is suitable for industrial automation, HVAC control, motor speed control, and lighting regulation.
It incorporates an internal high-voltage clamping device for over-voltage protection against line transients.
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