BT139 TRIAC, from triode for alternating current, is a generic trademark for a three-terminal electronic component that conducts current in either direction when triggered. BT-139 Thyristor has high blocking voltage capabilities Its formal name is bidirectional triode thyristor or bilateral triode thyristor.
Features Of bidirectional triode thyristor BT-139:
- Direct triggering from low power drivers and logic ICS
- High blocking voltage capability
- Low holding current for low current loads and lowest EMI at commutation
- Planar passivated for voltage ruggedness and reliability
- Triggering in all four quadrants
- Very sensitive gate
Specifications Of BT139 600V TRIAC Thyristor:
- Gate Turn-On Voltage (Vgt): 0.7V
- Peak Off-State Voltage(Vdrm): 600V
- On-State Current (It): 16.0A
- Gate Current (IGT): 3.8mA
Package Include:
- 1x BT139 Triac
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BT139 is a sensitive gate triac suitable for direct coupling to TTL, HTL, CMOS, and applications such as various logic functions, low power AC switching applications, such as fan speed, small light controllers, and home appliances equipment.
BT139 Pinout
BT139 Pin Configuration
| Pin No | Pin Name |
|---|---|
| 1 | Cathode |
| 2 | Anode |
| 3 | Gate |
BT139 Features
- With TO-220AB package
- Glass passivated triacs in a plastic envelope
- These devices are intended for use in applications requiring high bidirectional transient and blocking voltage capability
- High thermal cycling performance
BT139 Specification
| Type | Vdsm (V) | dV/dT (V/µs | It (A) | Igt (mA) | Vgt (V) |
|---|---|---|---|---|---|
| BT139 | 500 | 250 | 16.0 | 25 | 1.5 |
Application
- Motor Control
- Industrial and Domestic lighting
- Heating
- Static Switching
You can download this datasheet for BT139 16A 500V TRIAC – Datasheet from the link given below: