S25K thru S25QR V = 800 V - 1200 V RRM Silicon Standard I = 25 A F Recovery Diode Features High Surge Capability DO-4 Package Types from 800 V to 1200 V V RRM Not ESD Sensitive A C Note: 1. Standard polarity: Stud is cathode. 2. Reverse polarity (R): Stud is anode. A C 3. Stud is base. Stud Stud (R) Maximum ratings, at T = 25 C, unless otherwise specified devices have leads reversed) j Conditions S25K (R) S25M (R) S25Q (R) Parameter Symbol Unit Repetitive peak reverse voltage V 800 1000 1200 V RRM V RMS reverse voltage 560 700 840 V RMS V 800 1000 1200 DC blocking voltage V DC T 120 C Continuous forward current I 25 25 25 A F C Surge non-repetitive forward I T = 25 C, t = 8.3 ms 373 373 373 A F,SM C p current, Half Sine Wave T -55 to 150 -55 to 150 -55 to 150 Operating temperature C j T -55 to 150 -55 to 150 -55 to 150 Storage temperature C stg Electrical characteristics, at Tj = 25 C, unless otherwise specified Conditions S25K (R) S25M (R) S25Q (R) Parameter Symbol Unit V I = 25 A, T = 25 C 1.1 1.1 1.1 V Diode forward voltage F F j V = 50 V, T = 25 C 10 10 10 A R j I Reverse current R V = 50 V, T = 175 C 12 12 12 mA R j Thermal characteristics Thermal resistance, junction - R 2.50 2.50 2.50 C/W thJC case 1 Oct. 2018 A C A C Stud Stud (R) S25K thru S25QR 2 Oct. 2018