The BT149G from WeEn Semiconductors is a sensitive gate SCR type electronic component.

• Voltage Off State: 600V
• Current Non-repetitive Surge: 8A and 9A at 50Hz and 60Hz
• Package: TO-226-3, TO-92-3 (TO-226AA) (Formed Leads)
• Mounting Style: Through hole
• Current On State (It (RMS)) (Maximum): 800mA
• Voltage Gate Trigger (Vgt) (Maximum): 800mV
• Current Gate Trigger (Igt) (Maximum): 200μA
• Current Hold (Ih) (Maximum): 5mA
• Voltage On State (Vtm) (Maximum): 1.7V
• Current Off State (Maximum): 100μA
• Supply and Demand Status: Limited
• Quantity per package: 2k pcs