This part is a kind of semiconductor called BCR2PM.
Function of this product has LOW POWER USE INSULATED TYPE/ PLANAR PASSIVATION TYPE.
Manufacturers : Mitsubishi Electric Semiconductor
Image and pinout :

Some of the text within the PDF file :
MITSUBISHI SEMICONDUCTOR 〈TRIAC〉 BCR2PM LOW POWER USE INSULATED TYPE, PLANAR PASSIVATION TYPE BCR2PM OUTLINE DRAWING Dimensions in mm 10.5 MAX 5.2 1.2 2.8 5.0 TYPE NAME 17 φ3.2 ± 0.2 3.6 VOLTAGE CLASS 1.3 MAX 13.5 MIN 0.8 2.54 2.54 8.5 0.5 2.6 ¡IT (RMS) 2A ¡VDRM ..400V/600V ¡IRGT !, IRGT # ... 10mA T1 TERMINAL T2 TERMINAL GATE TERMINAL TO-220F APPLICATION Switching mode power supply, light dimmer, electric flasher unit, control of household equipment such as TV sets · stereo · refrigerator · washing machine · infrared kotatsu · carpet, solenoid d [ ... ]
BCR2PM PDF Datasheet Download
