Overview
The BT137-600D,127 is a planar passivated very sensitive gate four-quadrant triac produced by WeEn Semiconductors. This component is designed for general-purpose bidirectional switching applications and is packaged in a SOT78 (TO-220AB) plastic package. It is known for its high sensitivity and robust thermal characteristics, making it suitable for a wide range of industrial and consumer electronics.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Peak Repetitive Off-State Voltage | - | - | - | 600 | V |
| Peak Non-Repetitive Surge Current | - | - | - | 71 | A |
| RMS On-State Current | Tmb ≤ 102 °C; f = 50 Hz | - | - | 8 | A |
| Gate Trigger Current (IGT) | VD = 12 V; IT = 0.1 A; Tj = 25 °C | 2.5 | 5 | 10 | mA |
| Gate Trigger Voltage (VGT) | VD = 12 V; IT = 0.1 A; Tj = 25 °C | 0.7 | - | 1 | V |
| Holding Current (IH) | VD = 12 V; Tj = 25 °C | 1.5 | - | 10 | mA |
| On-State Voltage (VT) | IT = 10 A; Tj = 25 °C | 1.3 | - | 1.65 | V |
| Thermal Resistance (Rth(j-mb)) | Full cycle | - | - | 2 | K/W |
| Maximum Operating Temperature | - | - | - | 125 | °C |
Key Features
- High sensitivity gate for easy triggering.
- Four-quadrant operation for bidirectional switching.
- Planar passivated construction for improved reliability.
- TO-220AB package for easy mounting and heat dissipation.
- High peak repetitive off-state voltage of 600V.
- High peak non-repetitive surge current of 71A.
- Low gate trigger current and voltage.
- Robust thermal characteristics with a thermal resistance from junction to mounting base of 2 K/W.
Applications
The BT137-600D,127 triac is suitable for various applications including:
- General-purpose bidirectional switching.
- Lighting control systems.
- Motor control circuits.
- Power supplies and converters.
- Consumer and industrial electronics.
Q & A
- What is the peak repetitive off-state voltage of the BT137-600D,127?
The peak repetitive off-state voltage is 600V. - What is the maximum RMS on-state current for this triac?
The maximum RMS on-state current is 8A at a mounting base temperature of 102°C and a frequency of 50 Hz. - What is the gate trigger current for the BT137-600D,127?
The gate trigger current is between 2.5 mA and 10 mA at VD = 12 V, IT = 0.1 A, and Tj = 25 °C. - What is the maximum operating temperature for this component?
The maximum operating temperature is 125 °C. - What is the thermal resistance from junction to mounting base?
The thermal resistance from junction to mounting base is 2 K/W for a full cycle. - What package type is used for the BT137-600D,127?
The component is packaged in a TO-220AB (SOT78) plastic package. - What are some common applications for this triac?
Common applications include general-purpose bidirectional switching, lighting control systems, motor control circuits, power supplies, and consumer and industrial electronics. - What is the holding current for the BT137-600D,127?
The holding current is between 1.5 mA and 10 mA at VD = 12 V and Tj = 25 °C. - What is the on-state voltage for this triac?
The on-state voltage is between 1.3 V and 1.65 V at IT = 10 A and Tj = 25 °C. - How many pins does the BT137-600D,127 have?
The component has 3 pins.
