Overview
The XL0840 is a 0.8A asymmetric sensitive gate Silicon Controlled Rectifier (SCR) produced by STMicroelectronics. This component is designed to offer highly sensitive triggering levels, making it suitable for applications where the available gate current is limited. The XL0840 is particularly useful in scenarios requiring low gate current for triggering, such as in various power management and control circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Current Rating | 0.8 A |
| Gate Triggering Current | 200 µA at 25 °C |
| Maximum Junction Temperature | 125 °C |
| Maximum Peak Voltage | 600 V |
| Maximum dV/dt Immunity | 75 V/µs at 125 °C |
| Leakage Current | Max. 100 µA at 125 °C |
| Package | TO-92 |
| Operating Temperature Range | -40 °C to 125 °C |
Key Features
- Highly sensitive gate triggering levels, ideal for applications with limited gate current.
- High immunity to voltage transients with a dV/dt of 75 V/µs at 125 °C.
- Low leakage current, ensuring minimal power loss in standby conditions.
- Rated for 60A power switching, offering robust performance in peak voltage scenarios.
- Compact TO-92 package, suitable for a variety of applications requiring space efficiency.
Applications
The XL0840 is versatile and can be used in a range of applications, including:
- Power management circuits where inrush current limitation is necessary.
- AC-DC front-end circuits, particularly those with input rectifier bridge topologies.
- Control circuits in industrial and consumer electronics where sensitive gate triggering is required.
- Lighting control systems and other applications requiring precise control over power switching.
Q & A
- What is the current rating of the XL0840 SCR?
The XL0840 has a current rating of 0.8 A. - What is the gate triggering current of the XL0840 at 25 °C?
The gate triggering current is 200 µA at 25 °C. - What is the maximum junction temperature of the XL0840?
The maximum junction temperature is 125 °C. - What is the maximum peak voltage the XL0840 can handle?
The XL0840 is rated for a maximum peak voltage of 600 V. - What is the dV/dt immunity of the XL0840 at 125 °C?
The dV/dt immunity is 75 V/µs at 125 °C. - What is the typical leakage current of the XL0840 at 125 °C?
The leakage current is maximum 100 µA at 125 °C. - In what package is the XL0840 available?
The XL0840 is available in the TO-92 package. - What is the operating temperature range of the XL0840?
The operating temperature range is -40 °C to 125 °C. - Is the XL0840 suitable for high-volume applications?
Yes, the XL0840 is suitable for all high-volume applications where sensitive gate triggering is required. - Where can I find additional resources and design tools for the XL0840?
Additional resources, including EDA symbols, footprints, and 3D models, can be found on the STMicroelectronics website.
