This electronic component is a thyristor-SCR manufactured by Littelfuse Inc.

• Win Source Part Number: 1278913-S8040NRP
• Package: Tape and Reel
• Standard Package: 500
• Mounting: SMD
• Current Hold: 60 mA (Max)
• Voltage Off State: 800 V
• Voltage Gate Trigger: 1.5 V (Max)
• Current Gate Trigger: 40 mA (Max)
• Voltage On State: 1.8 V (Max)
• Current On State: 25 A (AV), 40 A (RMS) (Max)
• Current Off State: 20 μA (Max)
• Current Non-Repetitive Surge 50, 60Hz: 430A, 520A
• SCR Type: Standard Recovery
• Package: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
• Supplier Device Package: TO-263 (D2Pak)
• Operating Temperature: -40°C ~ 125°C
• MSL Level: 1 (Unlimited)
• HTSUS: 8541.30.0080