The BT134 600V 4A TRIAC Thyristor - TO-220 Package is a reliable through-hole device designed for AC switching and control applications. It offers high surge capability, excellent commutation performance, and stable operation in all four quadrants. Ideal for motor speed controllers, light dimmers, solid-state relays, and general AC load regulation circuits.

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Features:

1. High surge current tolerance for robust switching
   
2. Excellent commutation and stability in all four quadrants
   
3. Compact and thermally efficient TO-220 package
   
4. Low gate trigger current for easy control
   
5. Suitable for inductive and resistive AC loads

Specifications:

• Repetitive Peak Off-State Voltage (VDRM): 600V
  
• Repetitive Peak Reverse Voltage (VRRM): 600V
  
• RMS On-State Current (IT(RMS)): 4A
  
• Non-Repetitive Surge Peak Current (ITSM): 25A (50Hz full cycle)
  
• Gate Trigger Current (IGT): 10mA (max, Quadrants I–III)
  
• Gate Trigger Voltage (VGT): 1.3V (max)
  
• Holding Current (IH): 15mA (max)
  
• Latching Current (IL): 15mA (max)
  
• On-State Voltage (VTM) at 6A: 1.55V 
  
• Thermal Resistance Junction-to-Case (RθJC): 3°C/W
  
• Operating Junction Temperature (TJ): -40°C to +125°C
  
• Storage Temperature (TSTG): -40°C to +150°C

Package Includes:

1 × BT134 600V 4A TRIAC Thyristor - TO-220 Package