Overview
The T2550-12T is a high-performance, 25 A, 1200 V Snubberless Triac produced by STMicroelectronics. This device is available in three package types: D²PAK, TO-220AB, and TO-220AB insulated. It is designed to offer high static and dynamic commutation capabilities, making it suitable for a wide range of industrial applications. The T2550-12T is known for its compact design, high voltage endurance, and reliability, making it an ideal choice for motor control and heating control circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| RMS On-state Current (IT(RMS)) | 25 A | A |
| Repetitive Peak Off-state Voltage (VDRM/VRRM) | 1200 V | V |
| Gate Trigger Current (IGT) | 2.5 mA - 50 mA | mA |
| Peak Gate Voltage (VGM) | 16 V | V |
| Average Gate Power Dissipation (PG(AV)) | 1 W | W |
| Storage Junction Temperature Range (Tstg) | -40 to +150 °C | °C |
| Operating Junction Temperature Range (Tj) | -40 to +125 °C | °C |
| Junction to Case Thermal Resistance (Rth(j-c)) | 0.8 °C/W (TO-220AB / D²PAK), 1.7 °C/W (TO-220AB insulated) | °C/W |
| Junction to Ambient Thermal Resistance (Rth(j-a)) | 45 °C/W (D²PAK), 60 °C/W (TO-220AB / TO-220AB insulated) | °C/W |
Key Features
- High static and dynamic commutation capabilities.
- Compact high voltage device suitable for 3-phase industrial applications.
- Noise immunity and high endurance reliability.
- UL recognized component: UL1557 standard, reference file E81734.
- Available in D²PAK, TO-220AB, and TO-220AB insulated packages.
- High RMS on-state current and repetitive peak off-state voltage.
- Low gate trigger current and high gate voltage tolerance.
Applications
- Motor control circuits.
- Heating control circuits.
- Inductive, capacitive, or resistive load control.
- Industrial automation and power control systems.
Q & A
- What is the RMS on-state current of the T2550-12T?
The RMS on-state current of the T2550-12T is 25 A.
- What is the repetitive peak off-state voltage of the T2550-12T?
The repetitive peak off-state voltage of the T2550-12T is 1200 V.
- What are the package options available for the T2550-12T?
The T2550-12T is available in D²PAK, TO-220AB, and TO-220AB insulated packages.
- What is the gate trigger current range for the T2550-12T?
The gate trigger current range for the T2550-12T is 2.5 mA to 50 mA.
- What is the operating junction temperature range for the T2550-12T?
The operating junction temperature range for the T2550-12T is -40 to +125 °C.
- Is the T2550-12T UL recognized?
- What are the typical applications of the T2550-12T?
The T2550-12T is typically used in motor control circuits, heating control circuits, and other industrial automation and power control systems.
- What is the junction to case thermal resistance for the TO-220AB package?
The junction to case thermal resistance for the TO-220AB package is 0.8 °C/W.
- What is the average gate power dissipation for the T2550-12T?
The average gate power dissipation for the T2550-12T is 1 W.
- What is the critical rate of rise of on-state current for the T2550-12T?
The critical rate of rise of on-state current for the T2550-12T is 100 A/µs.
