Overview
The T405-800B-TR is a 4A logic level Triac from STMicroelectronics, part of the T4 series. This component is based on ST’s Snubberless / logic level technology, which provides high commutation performances. It is designed for use in AC inductive loads and is particularly suitable for applications involving universal motors, electro valves, kitchen appliances, power tools, and dishwashers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| IT(rms) - On-state rms current | 4 | A |
| VDRM/VRRM - Maximum off-state voltage | 800 | V |
| IGT - Gate trigger current | 5 to 35 | mA |
| ITSM - Non repetitive surge peak on-state current | 30 (F = 50 Hz, t = 20 ms) | A |
| dI/dt - Critical rate of rise of on-state current | 50 | A/µs |
| PG(AV) - Average gate power dissipation | 1 | W |
| Tstg - Storage junction temperature range | -40 to +150 | °C |
| Tj - Operating junction temperature range | -40 to +125 | °C |
| Package | DPAK |
Key Features
- Three quadrants Triac operation
- Logic level gate drive
- High commutation performances due to Snubberless technology
- Low gate trigger current (IGT) of 5 to 35 mA
- High surge current capability (up to 30 A for 20 ms)
- Lead-free and RoHS compliant package (Ecopack2)
- Halogen-free molding epoxy (UL94, V0)
Applications
- General purpose AC inductive loads
- Motor control circuits
- Universal motors
- Electro valves
- Kitchen appliances
- Power tools
- Dishwashers
Q & A
- What is the maximum on-state rms current of the T405-800B-TR?
The maximum on-state rms current is 4 A. - What is the maximum off-state voltage (VDRM/VRRM) of the T405-800B-TR?
The maximum off-state voltage is 800 V. - What is the gate trigger current (IGT) range for the T405-800B-TR?
The gate trigger current range is 5 to 35 mA. - What are the operating junction temperature ranges for the T405-800B-TR?
The operating junction temperature range is -40 to +125 °C. - Is the T405-800B-TR RoHS compliant?
Yes, the T405-800B-TR is RoHS compliant and comes in an Ecopack2 package. - What types of applications is the T405-800B-TR suitable for?
The T405-800B-TR is suitable for general purpose AC inductive loads, motor control circuits, universal motors, electro valves, kitchen appliances, power tools, and dishwashers. - What is the package type of the T405-800B-TR?
The package type is DPAK. - What is the critical rate of rise of on-state current (dI/dt) for the T405-800B-TR?
The critical rate of rise of on-state current is 50 A/µs. - What is the average gate power dissipation (PG(AV)) for the T405-800B-TR?
The average gate power dissipation is 1 W. - Is the T405-800B-TR halogen-free?
Yes, the T405-800B-TR has halogen-free molding epoxy (UL94, V0).
