Overview
The BTA26-800BRG is a high-performance triac designed by STMicroelectronics for high current applications. It is part of the BTA26 series, which includes both standard and snubberless triacs. This component is suitable for controlling AC loads in various power control circuits due to its high current and voltage ratings.
The BTA26-800BRG is available in a TOP3 insulated package, which offers low thermal resistance with clip bonding. It is UL1557 certified and complies with RoHS (2002/95/EC) standards, ensuring reliability and environmental compliance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| IT(RMS) | 25 | A |
| VDRM/VRRM | 800 | V |
| ITSM (Non-repetitive surge peak on-state current) | 260 | A (f = 60 Hz, tp = 16.7 ms) |
| I2t (for fusing) | 340 | A²s (tp = 10 ms) |
| IGT (Gate trigger current) | 35 / 50 mA (Snubberless / Standard) | mA |
| VGT (Gate trigger voltage) | 1.3 | V |
| VINS (Insulation RMS voltage) | 2500 | V (1 minute) |
| Tstg (Storage junction temperature range) | -40 to +150 | °C |
| Tj (Operating junction temperature range) | -40 to +125 | °C |
| Rth(j-c) (Junction to case thermal resistance) | 0.9 | °C/W (BTA26 TOP3 Ins.) |
| Rth(j-a) (Junction to ambient thermal resistance) | Typ. 50 | °C/W |
Key Features
- High current triac with a maximum current rating of 25 A and a voltage rating of 800 V.
- Available in both standard and snubberless configurations, offering high commutation capabilities in 3 or 4 quadrants.
- Low thermal resistance with clip bonding, enhancing heat dissipation.
- UL1557 certified and RoHS (2002/95/EC) compliant, ensuring reliability and environmental compliance.
- Insulated tab rated at 2500 VRMS for enhanced safety.
- Built-in overvoltage protection for enhanced reliability in power control circuits.
Applications
- On/off functions in static relays and heating regulation circuits.
- Induction motor starting circuits.
- Phase control operations in light dimmers and motor speed controllers.
- General purpose mains power AC switching.
Q & A
- Q: What is the maximum current rating of the BTA26-800BRG?
A: The BTA26-800BRG has a maximum current rating of 25 A.
- Q: What is the voltage rating of the BTA26-800BRG?
A: The BTA26-800BRG has a voltage rating of 800 V.
- Q: Does the BTA26-800BRG require external overvoltage protection?
A: No, the BTA26-800BRG comes with built-in overvoltage protection.
- Q: What are the operating junction temperature ranges for the BTA26-800BRG?
A: The operating junction temperature range is -40 to +125 °C.
- Q: Is the BTA26-800BRG RoHS compliant?
A: Yes, the BTA26-800BRG is RoHS (2002/95/EC) compliant.
- Q: What is the insulation RMS voltage rating of the BTA26-800BRG?
A: The insulation RMS voltage rating is 2500 V for 1 minute.
- Q: What are the typical applications of the BTA26-800BRG?
A: Typical applications include on/off functions in static relays, heating regulation, induction motor starting circuits, and phase control operations in light dimmers and motor speed controllers.
- Q: What is the thermal resistance of the BTA26-800BRG from junction to case?
A: The thermal resistance from junction to case is 0.9 °C/W for the insulated package.
- Q: Is the BTA26-800BRG UL certified?
A: Yes, the BTA26-800BRG is UL1557 certified (File ref: 81734).
- Q: What package type is the BTA26-800BRG available in?
A: The BTA26-800BRG is available in a TOP3 insulated package.
