The MCR106-6G is a SCR transistor in a TO-125AA package.
Specifications may vary according to manufacturer's products.
Breakover Current IBO Max: 25 A
Rated Repetitive Off-State Voltage VDRM: 400 V
Off-State Leakage Current @ VDRM IDRM: 10 uA
On-State RMS Current - It RMS: 4 A
Vf - Forward Voltage: 2 V
Maximum Gate Peak Inverse Voltage: 6 V
Gate Trigger Voltage - Vgt: 1 V
Gate Trigger Current - Igt: 0.2 mA
Holding Current Ih Max: 5 mA
Current Rating: 2.55 A
Non Repetitive On-State Current: 25 A