X0203NN 5AA4 STMicroelectronics

Description: SCR 800V 1.25A SOT223, Voltage - Off State: 800 V, Current - On State (It (RMS)) (Max): 1.25 A, Part Status: Obsolete, Supplier Device Package: SOT-223, Current - Off State (Max): 5 µA, Voltage - On State (Vtm) (Max): 1.45 V, Voltage - Gate Trigger (Vgt) (Max): 800 mV, Current - On State (It (AV)) (Max): 800 mA, Current - Non Rep. Surge 50, 60Hz (Itsm): 22.5A, 25A, Current - Gate Trigger (Igt) (Max): 200 µA, Current - Hold (Ih) (Max): 5 mA, Operating Temperature: -40°C ~ 125°C, SCR Type: Sensitive Gate, Mounting Type: Surface Mount, Package / Case: TO-261-4, TO-261AA, Packaging: Tape & Reel (TR).