The Littelfuse Inc. EC103B is a sensitive gate SCR type electronic component that is obsolete (EOL).

• Applications: Lighting, industrial, consumer electronics, HVAC, motor drive, and control applications
• Voltage Off State: 200V
• Current Non-Rep. Surge 50, 60Hz (Itsm): 16A, 20A
• Operating Temperature Range: -40°C to 110°C
• Package: TO-226-3, TO-92-3 (TO-226AA)
• 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 On State (It (AV)) (maximum): 510mA
• Current Off State (maximum): 1μA
• Alternative Parts (Cross-Reference): EC103B RP, EC103MAP, and EC103DAP
• Estimated EOL Date: Obsolete
• Halogen-Free Compliant: Yes
• Supply and Demand Status: Limited