STMicroelectronics TPDV1240RG TRIAC Alternistor - Snubberless 1.2kV 40A
- Brand: STMicroelectronics
- Product Code: TPDV1240RG
- Availability: In Stock
$6.50
- Ex Tax: $6.50
STMicroelectronics TPDV1240RG TRIAC Alternistor: High-Performance Power Control Solution
In modern industrial and automation systems, reliable power control components are essential for ensuring operational efficiency and longevity. The STMicroelectronics TPDV1240RG TRIAC Alternistor emerges as a cutting-edge solution, combining advanced semiconductor technology with robust design specifications. Engineered for high-voltage applications, this snubberless TRIAC delivers exceptional performance in demanding environments while minimizing design complexity.
Key Technical Specifications
At the core of the TPDV1240RG's capabilities lies its impressive voltage and current handling capacity. With a blocking voltage of 1.2 kV and a maximum RMS on-state current of 40 A, this device is specifically designed for high-power applications requiring reliable switching performance. The TRIAC's snubberless architecture eliminates the need for external suppression circuits, simplifying PCB layout and reducing overall system costs.
When examining the device's triggering characteristics, engineers will appreciate its 1.5 V maximum gate trigger voltage and 200 mA maximum gate trigger current, ensuring compatibility with standard control circuits. The 50 mA maximum holding current specification enables stable operation in intermittent load scenarios, while the device's ability to withstand non-repetitive surge currents up to 370 A makes it particularly suitable for motor control and inductive load applications.
| Parameter | Value |
|---|---|
| Off-State Voltage | 1.2 kV |
| RMS On-State Current | 40 A |
| Gate Trigger Voltage | Max 1.5 V |
| Non-Repetitive Surge Current | 370 A |
| Operating Temperature | -40°C to 125°C |
Design Advantages and Applications
The TPDV1240RG's TOP3 package format offers excellent thermal management capabilities through its through-hole mounting configuration, making it ideal for applications requiring sustained high-current operation. The device's wide operating temperature range (-40°C to 125°C) ensures reliable performance in both industrial and harsh environmental conditions.
This TRIAC finds particular application in motor speed controllers, industrial heating systems, and solid-state relay designs. Its alternistor configuration enables bidirectional current control without requiring additional circuitry, making it a preferred choice for AC power regulation in automation systems. The device's inherent immunity to false triggering enhances system reliability in electrically noisy environments.
From a design perspective, the TPDV1240RG's snubberless architecture represents a significant advantage. Traditional TRIAC applications often require complex RC suppression networks to prevent voltage spikes from triggering false conduction. This device's advanced design eliminates those requirements, reducing component count and improving system reliability while maintaining optimal performance characteristics.
Manufacturing Quality and Reliability
As part of STMicroelectronics' extensive power semiconductor portfolio, the TPDV1240RG undergoes rigorous quality testing to ensure compliance with international standards. The device's active production status guarantees long-term supply stability for industrial customers requiring consistent component availability across production cycles.
When considering inventory management, the device's tube packaging format enables efficient handling and storage while maintaining component integrity. With 7,290 units available in standard packaging quantities, bulk purchasing options provide cost-effective solutions for high-volume manufacturing requirements.
Tags: Power Electronics, Industrial Components, Semiconductor Devices, Voltage Control, Electronic Switches