SC311 (0.5A) ( 400V to 600V / 0.5A ) Outline drawings, mm FAST RECOVERY DIODE 3±0.2 0.1 2.6±0.2 2.5±0.2 Marking 1.35±0.4 2 MIN. 1.35±0.4 1.2±0.2 +0.4 5.1-0.1 Features Surface mount device High voltage by mesa design Marking High reliability Code HC Applications Lot. No High speed switching Type name code SC311-4 SC311-6 Cathode mark Maximum ratings and characteristics HC HE Absolute maximum ratings Item Symbol Conditions Rating -04 -06 Unit Repetitive peak reverse voltage VRRM 400 600 V Non-repetitive peak reverse voltage VRSM 400 600 V Average output current IO Resisitive load (Ta=25°C) Surge current IFSM Sine wave 10ms Operating junction temperature Storage temperature 0.5* A 10 A Tj -40 to +150 °C Tstg -40 to +150 °C *Mounted to glass fabric base epoxy resin printed circuits, land (15mm x 15mm) Electrical characteristics (Ta=25°C Unless otherwise specified ) Item Symbol Conditions Max. Unit 2.5 V Forward voltage drop VFM IFM=0.5A Reverse current IRRM VR=VRRM 50 µA Reverse recovery time t rr IF=0.1A, IR=0.2A, Irec=0.05A 50 ns Thermal resistance Rth(j-a) Junction to ambient 120* °C/W SC311(0.5A) (400V to 600V / 0.5A ) Characteristics Forward characteristics Reverse characteristics 10 5 3 1 1.0 IF [A] 0.5 IR [µA] 0.1 0.3 0.1 0.01 0.05 0.03 0 1.0 2.0 0 3.0 100 200 300 400 500 600 VR [V] VF [V] Junction capacitance characteristics Current derating (Io - Ta) 30 0.7 0.6 0.5 10 Cj 0.4 IO [A] 0.3 [pF] 5 3 0.2 0.1 0 1 0 20 40 60 80 100 120 140 10 30 50 100 300 VR [V] Ta [°C] Surge capability Thermal resistance print land 30 500 100 10 IFSM [A] [°C/W] 5 10 3 1 1 1 3 5 10 [time] (at 50Hz) 30 10 100 [mm2] 1000 SC311(0.5A) (400V to 600V / 0.5A ) Transient thermal impedance 100 [°C/W] 10 1 10-3 10-2 10-1 100 t [sec.] 101 102