POSEICO SPA Via N. Lorenzi 8, 16152 Genova - ITALY Tel. +39 010 6556234 - Fax +39 010 6557519 Sales Office: Tel. +39 010 6556775 - Fax +39 010 6442510 POSEICO POSEICO SPA POwer SEmiconductors Italian COrporation FAST RECOVERY DIODE FOR IGBT,IEGT,GCT APPLICATIONS SNUBBERLESS OPERATION LOW LOSSES SOFT RECOVERY ARF673 Repetitive voltage up to Mean forward current Surge current 4500 V 990 A 15 kA TARGET SPECIFICATION mar 03 - ISSUE : 2 Symbol Characteristic Tj [°C] Conditions Value Unit BLOCKING V RRM Repetitive peak reverse voltage 125 4500 V V RSM Non-repetitive peak reverse voltage 125 4600 V I RRM Repetitive peak reverse current 125 80 V DC LINK Permanent DC voltage 125 2500 V 990 A 1030 A 15 kA V=VRRM mA CONDUCTING I F (AV) Mean forward current 180° sin ,50 Hz, Th=55°C, double side cooled I F (AV) Mean forward current 180° square,50 Hz,Th=55°C,double side cooled I FSM Surge forward current Sine wave, 10 ms reapplied reverse voltage up to 50% VRSM 125 Forward current = =2500 A I² t I² t 1125 x1E3 A²s V FM Forward voltage 125 3.82 V V F(TO) Threshold voltage 125 1.70 V r F Forward slope resistance 125 0.850 mohm SWITCHING t rr Q rr Reverse recovery time IF= Reverse recovery charge 2100 A di/dt= 1100 A/µs VR = 1800 V µs µC 1300 A I rr Peak reverse recovery current s Softness (s-factor), min 1 6 J 38 V 18 °C/kW 6 °C/kW E OFF Turn off energy dissipation V FR Peak forward recovery di/dt= 400 A/µs 125 2300 125 MOUNTING R th(j-h) Thermal impedance Junction to heatsink, double side cooled R th(c-h) Thermal impedance Case to heatsink, double side cooled T Operating junction temperature -30 / 125 °C Mounting force 22.0 / 24.5 kN F j Mass 300 ORDERING INFORMATION : ARF673 S 45 standard specification VRRM/100 g ARF673 FAST RECOVERY DIODE POSEICO POSEICO SPA POwer SEmiconductors Italian COrporation TARGET SPECIFICATION mar 03 - ISSUE : 2 SURGE CHARACTERISTIC Tj = 125 °C 3500 16 3000 14 12 2500 10 2000 ITSM [kA] Forward Current [A] FORWARD CHARACTERISTIC Tj = 125 °C 1500 1000 8 6 4 500 2 0 0 0.6 1.6 2.6 3.6 4.6 Forward Voltage [V] 1 10 n° cycles TRANSIENT THERMAL IMPEDANCE DOUBLE SIDE COOLED 20.0 18.0 16.0 Zth j-h [°C/kW] 14.0 12.0 10.0 8.0 6.0 4.0 2.0 0.0 0.001 0.01 0.1 1 10 100 t[s] Distributed by All the characteristics given in this data sheet are guaranteed only with uniform clamping force, cleaned and lubricated heatsink, surfaces with flatness < .03 mm and roughness < 2 µm. In the interest of product improvement ANSALDO reserves the right to change any data given in this data sheet at any time without previous notice. If not stated otherwise the maximum value of ratings (simbols over shaded background) and characteristics is reported. 100