Description
The TYN1225 is a high-power silicon-controlled rectifier (SCR) designed for power control and switching applications. It features high surge current capability, a low forward voltage drop, and a high blocking voltage, making it ideal for demanding industrial and commercial environments. Packaged in a TO-220AB case, the TYN1225 delivers excellent thermal performance, ruggedness, and long-term reliability.
Key Features
- High surge current capability: 250A
- High blocking voltage: 1200V
- Low forward voltage drop: 1.55V
- High reliability and mechanical robustness
- Compact and widely used TO-220AB package
- Suitable for both resistive and inductive loads
Specification
- Repetitive Peak Off-State Voltage (V<sub>DRM</sub>): 1200V
- Repetitive Peak Reverse Voltage (V<sub>RRM</sub>): 1200V
- RMS On-State Current (I<sub>T(RMS)</sub>): 12A
- Peak Non-Repetitive Surge Current (I<sub>TSM</sub>): 250A (50Hz) / 275A (60Hz)
- Gate Trigger Current (I<sub>GT</sub>): 25mA
- Holding Current (I<sub>H</sub>): 25mA
- On-State Voltage (V<sub>TM</sub>): 1.55V
- Operating Temperature Range: −40°C to +125°C
- Package Type: TO-220AB
Application
- Motor control circuits
- Industrial heating and temperature regulation
- Power supply control and regulation
- Battery chargers
- Static switching systems
- Phase control for AC power applications
Usage Notes
- Use an appropriate heat sink for high-current applications.
- Ensure proper gate drive circuitry to achieve reliable triggering.
- Verify correct polarity and voltage ratings during circuit design.
Datasheet: For detailed technical information, please refer to the TYN1225 Datasheet.