Overview
The BT138-600E/DGQ is a sensitive gate, four-quadrant triac produced by WeEn Semiconductors. It is designed in a SOT78 (TO-220AB) plastic package and is intended for use in general purpose bidirectional switching and phase control applications. This triac is particularly suited for direct interface with microcontrollers, logic integrated circuits, and other low power gate trigger circuits.
Key Specifications
| Type Number | Symbol | Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|---|---|
| BT138-600E | VDRM | Repetitive peak off-state voltage | 600 | V | |||
| BT138-600E | IT(RMS) | RMS on-state current | Full sine wave; Tmb ≤ 99 °C | 12 | A | ||
| BT138-600E | ITSM | Non-repetitive peak on-state current | Full sine wave; Tj(init) = 25 °C; tp = 20 ms | 95 | A | ||
| BT138-600E | ITSM | Non-repetitive peak on-state current | Full sine wave; Tj(init) = 25 °C; tp = 16.7 ms | 105 | A | ||
| BT138-600E | Tj | Junction temperature | 125 | °C | |||
| BT138-600E | IGT | Gate trigger current | VD = 12 V; IT = 0.1 A; T2+ G+; Tj = 25 °C | 2.5 | 10 | mA | |
| BT138-600E | IGT | Gate trigger current | VD = 12 V; IT = 0.1 A; T2+ G-; Tj = 25 °C | 4 | 10 | mA | |
| BT138-600E | IGT | Gate trigger current | VD = 12 V; IT = 0.1 A; T2- G-; Tj = 25 °C | 5 | 10 | mA | |
| BT138-600E | IGT | Gate trigger current | VD = 12 V; IT = 0.1 A; T2- G+; Tj = 25 °C | 11 | 25 | mA | |
| BT138-600E | IH | Holding current | VD = 12 V; Tj = 25 °C | 30 | mA | ||
| BT138-600E | VT | On-state voltage | IT = 15 A; Tj = 25 °C | 1.4 | 1.65 | V | |
| BT138-600E | dVD/dt | Rate of rise of off-state voltage | VDM = 402 V; Tj = 125 °C; (VDM = 67% of VDRM); exponential waveform; gate open circuit | 150 | V/μs |
Key Features
- Direct Triggering: Can be triggered directly from low power drivers and logic ICs.
- High Blocking Voltage: Offers a high repetitive peak off-state voltage of 600 V.
- Planar Passivation: Planar passivated for voltage ruggedness and reliability.
- Sensitive Gate: Features a sensitive gate for efficient triggering.
- Four Quadrant Operation: Triggering in all four quadrants.
- General Purpose Motor Control and Switching: Suitable for general purpose motor control and switching applications.
Applications
The BT138-600E/DGQ triac is versatile and can be used in various applications, including:
- General Purpose Motor Control: Ideal for controlling motors in industrial and consumer appliances.
- Phase Control: Used in phase control circuits for lighting, heating, and other power control applications.
- Bidirectional Switching: Suitable for bidirectional switching applications where the device needs to handle current flow in both directions.
- Microcontroller and Logic IC Interfaces: Designed to be interfaced directly with microcontrollers and logic integrated circuits.
Q & A
- What is the BT138-600E/DGQ triac used for?
The BT138-600E/DGQ triac is used for general purpose bidirectional switching and phase control applications, particularly in interfacing with microcontrollers and logic ICs. - What is the maximum repetitive peak off-state voltage of the BT138-600E/DGQ?
The maximum repetitive peak off-state voltage is 600 V. - What is the RMS on-state current of the BT138-600E/DGQ?
The RMS on-state current is 12 A at a mounting base temperature of 99 °C. - What is the non-repetitive peak on-state current of the BT138-600E/DGQ?
The non-repetitive peak on-state current is 95 A for a pulse duration of 20 ms and 105 A for a pulse duration of 16.7 ms. - What is the junction temperature limit of the BT138-600E/DGQ?
The junction temperature limit is 125 °C. - What are the gate trigger current values for the BT138-600E/DGQ?
The gate trigger current ranges from 2.5 mA to 25 mA depending on the quadrant and conditions. - What is the holding current of the BT138-600E/DGQ?
The holding current is 30 mA at a junction temperature of 25 °C. - What is the on-state voltage of the BT138-600E/DGQ?
The on-state voltage is between 1.4 V and 1.65 V at an on-state current of 15 A. - Is the BT138-600E/DGQ RoHS compliant?
Yes, the BT138-600E/DGQ is RoHS compliant. - What is the package type of the BT138-600E/DGQ?
The package type is SOT78 (TO-220AB).
