Overview
The BT138X-800E,127 is a sensitive gate triac manufactured by WeEn Semiconductors. This component is designed for general-purpose bidirectional switching and phase control applications where high voltage sensitivity is required in all four quadrants. The triac is housed in a TO-220FP package with an isolated tab, making it suitable for a variety of AC power switching applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Off-State Voltage (VDRM) | 800 | V |
| RMS On-State Current (IT(RMS)) | 12 | A |
| Non-Repetitive Peak On-State Current (ITSM) | 95 A (50 Hz), 105 A (60 Hz) | A |
| Gate Trigger Voltage (VGT) | 1.5 | V |
| Gate Trigger Current (IGT) | 10/25 mA | mA |
| Operating Temperature (TJ) | 125°C | °C |
| Package/Case | TO-220FP | |
| Mounting Type | Through Hole | |
| RMS Isolation Voltage from all terminals to external heatsink | 2500 V | V |
Key Features
- Sensitive gate triac, suitable for high voltage sensitivity applications.
- 4-quadrant gate trigger structure, enabling bidirectional switching and phase control.
- Housed in a TO-220FP package with an isolated tab, enhancing thermal management and electrical isolation.
- High RMS on-state current of 12 A and non-repetitive peak on-state current of up to 105 A.
- Low gate trigger voltage and current, facilitating easy triggering.
- Operating temperature up to 125°C, making it suitable for a wide range of applications.
Applications
- Lighting control systems.
- Motor control and speed regulation.
- Static switching and power control in AC circuits.
- Heating and cooling systems.
- General-purpose AC power switching applications.
Q & A
- What is the maximum off-state voltage of the BT138X-800E,127 triac?
The maximum off-state voltage is 800 V.
- What is the RMS on-state current rating of this triac?
The RMS on-state current rating is 12 A.
- What is the non-repetitive peak on-state current for this triac?
The non-repetitive peak on-state current is up to 95 A at 50 Hz and 105 A at 60 Hz.
- What is the gate trigger voltage and current for this triac?
The gate trigger voltage is 1.5 V, and the gate trigger current is 10/25 mA.
- What is the operating temperature range of the BT138X-800E,127 triac?
The operating temperature range is up to 125°C.
- What type of package does the BT138X-800E,127 come in?
The triac is housed in a TO-220FP package with an isolated tab.
- What are some common applications for the BT138X-800E,127 triac?
Common applications include lighting control, motor control, static switching, heating and cooling systems, and general-purpose AC power switching.
- Is the BT138X-800E,127 suitable for life support applications?
No, this triac is not designed for use in life support appliances or systems where malfunction could result in personal injury.
- What is the thermal resistance of the BT138X-800E,127 triac?
The thermal resistance from junction to heatsink (Rth j-hs) is up to 4.0 K/W with heatsink compound and up to 5.5 K/W without heatsink compound.
- What is the isolation voltage from all terminals to the external heatsink?
The RMS isolation voltage from all terminals to the external heatsink is 2500 V.
