POSEICO SPA Via Pillea 42-44, 16153 Genova - ITALY Tel. + 39 010 8599400 - Fax + 39 010 8682006 Sales Office: Tel. + 39 010 8599400 - Fax + 39 010 8681180 POSEICO POSEICO SPA POwer SEmiconductors Italian COrporation ARF681 FAST RECOVERY DIODE FOR IGBT, IEGT, GCT APPLICATIONS SNUBBERLESS OPERATION LOW LOSSES SOFT RECOVERY Nominal Pellet diameter 63 mm Anode and Cathode pole diameter Ceramic housing thickness 63 mm 26 mm Repetitive voltage up to Mean forward current Surge current 4500 V 1283 A 23 kA TARGET SPECIFICATION set 08 - ISSUE : 06 Symbol Characteristic Tj [°C] Conditions Value Unit BLOCKING V RRM Repetitive peak reverse voltage 140 4500 V V RSM Non-repetitive peak reverse voltage 140 4600 V I RRM Repetitive peak reverse current 140 100 mA V DC LINK Permanent DC voltage 140 2800 V V=VRRM CONDUCTING I F (AV) Mean forward current 180° sin ,50 Hz, Th=55°C, doub le side cooled 1283 A I F (AV) Mean forward current 180° square,50 Hz,Th=55°C,doubl e side cooled 1291 A I FSM Surge forward current Sine wave, 10 ms reapplied reverse voltage up to 50% VRSM 140 23 kA Forward current =2500 140 4,20 V I² t I² t V FM Forward voltage V F(TO) Threshold voltage 140 2,23 V r F Forward slope resistance 140 0,791 mohm 140 1500 µC 140 650 A 3400 µC 1950 A 6,0 J A 2645 x1E3 A²s SWITCHING Q rr Reverse recovery charge I rr Peak reverse recovery current Q rr Reverse recovery charge I rr Peak reverse recovery current s Softness (s-factor), min E OFF Turn off energy dissipation V FR Peak forward recovery IF= VR = 1000 A 2800 V IF= 2500 A di/dt= 1000 A/µs VR = 2800 V LS = di/dt= 250 nH di/dt= 250 A/µs 140 See page 2: SWITCHING CHARACTERISTICS 01 400 A/µs 140 V 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 / 140 °C Mounting force 35.0 / 40.0 kN F j Mass 14,0 °C/kW 3,0 °C/kW 830 g ORDERING INFORMATION : ARF681 S 45 standard specification VRRM/100 1 POSEICO ARF681 FAST RECOVERY DIODE POSEICO SPA POwer SEmiconductors Italian COrporation TARGET SPECIFICATION set 08 - ISSUE : 05 SWITCHING CHARACTERISTICS 01 TEST CIRCUIT & CONDITIONS REVERSE RECOVERY CURRENT Tj = 140°C • SIMULATED DATA USING POSEICO APPLICATION TOOL 2000 • WORST CASE VALUES 1800 2500 A 1600 D clamp 1000 A Main circuit + Switching circuit V R DUT Irr [A] 1400 1200 500 A 1000 L S 800 di/dt is fixed by the main circuit and it is independent from the switching circuit 600 400 200 300 400 500 600 700 800 900 1000 • MAIN CIRCUIT di/dt = 200 ÷ 1000 A/μs IF = 500 A, 1000 A, 2500 A di/dt [A/µs] • SWITCHING CIRCUIT LS = 250 nH VR = 2800 V TURN OFF SWITCHING LOSSES Tj = 140°C REVERSE RECOVERY CHARGE Tj = 140°C 3500 3000 7,0 6,0 2500 A 2500 A 2500 1000 A Eoff [J] Qrr [mC] 5,0 1000 A 4,0 2000 500 A 3,0 500 A 1500 2,0 1000 1,0 200 300 400 500 600 700 800 900 1000 200 300 400 500 600 700 800 900 1000 di/dt [A/µs] di/dt [A/µs] 2 POSEICO ARF681 FAST RECOVERY DIODE POSEICO SPA POwer SEmiconductors Italian COrporation TARGET SPECIFICATION set 08 - ISSUE : 05 SWITCHING CHARACTERISTICS 02 TEST CIRCUIT & CONDITIONS REVERSE RECOVERY CURRENT Tj = 140°C • MEASURED DATA 2000 • WORST CASE VALUES 1800 2500 A 1600 1000 A Main circuit Switching circuit V R DUT Irr [A] + 1400 1200 500 A 1000 L S 800 di/dt is fixed by the switching circuit by varying the VR value 600 400 • MAIN CIRCUIT di/dt = VR / LS (Fixed by the switching circuit) IF = 500 A, 1000 A, 2500 A 200 300 400 500 600 700 800 900 1000 di/dt [A/µs] • SWITCHING CIRCUIT LS = 750 nH VR = 150 ÷ 750 V TURN OFF SWITCHING LOSSES Tj = 140°C REVERSE RECOVERY CHARGE Tj = 140°C 3,50 3500 3,00 2500 A 3000 2500 A 2500 1000 A 2000 Eoff [J] Qrr [mC] 2,50 1000 A 2,00 500 A 1,50 500 A 1,00 1500 0,50 0,00 1000 200 300 400 500 600 700 800 900 1000 di/dt [A/µs] 300 400 500 600 700 800 900 1000 di/dt [A/µs] 3 POSEICO ARF681 FAST RECOVERY DIODE TARGET SPECIFICATION POSEICO SPA POwer SEmiconductors Italian COrporation set 08 - ISSUE : 06 SURGE CHARACTERISTIC Tj = 140 °C FORWARD CHARACTERISTIC Tj = 140 °C 3500 25 3000 2000 ITSM [kA] Forward Current [A] 20 2500 1500 15 10 1000 5 500 0 0 1,2 2,2 3,2 4,2 Forward Voltage [V] 1 10 100 n°cycles TRANSIENT THERMAL IMPEDANCE DOUBLE SIDE COOLED 16,0 14,0 Zth j-h [°C/kW] 12,0 10,0 8,0 6,0 4,0 2,0 0,0 0,001 0,01 0,1 1 10 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 POSEICO SpA 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. 6