ARF490 POSEICO | Alldatasheet
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FAST RECOVERY DIODE ARF490 Repetitive voltage up to 5600 V Mean forward current 652 A Surge current 10 kA FINAL SPECIFICATION June 17 - Issue: 2 Symbol Characteristic Conditions Tj [°C] Value Unit BLOCKING V RRM Repetitive peak reverse voltage 125 5600 V V RSM Non-repetitive peak reverse voltage 125 5700 V I RRM Repetitive peak reverse current V=VRRM 125 100 mA CONDUCTING I F (AV) Mean forward current 180° sin, 50 Hz, Th=55°C, double side cooled 652 A I F (AV) Mean forward current 180°square, 50 Hz, Th=55°C, double side cooled 652 A I FSM Surge forward current Sine wave, 10 ms 125 9,5 kA I² t I² t riappled reverse voltage up to 50% VRSM 451 x 103 A²s V FM Forward voltage Forward current = 1200 A 25 2,54 V V F(TO) Threshold voltage 125 1,50 V r F Forward slope resistance 125 0,870 mohm SWITCHING t rr Reverse recovery time IF= 1000A 4,8 µs Q rr Reverse recovery charge di/dt= 200 A/µs 125 1400 µC I rr Peak reverse recovery current VR= 100V 580 A s Softness (s-factor), min 50% chord 0,5 V FR Peak forward recovery di/dt = 400 A/µs 125 60 V MOUNTING R th(j-h) Thermal impedance, DC Junction to heatsink, double side cooled 37,0 °C/kW R th(c-h) Thermal impedance Case to heatsink, double side cooled 7,0 °C/kW T j Operating junction temperature -30 / 125 °C F Mounting force 11.8 / 13.2 kN Mass 300 g ORDERING INFORMATION : ARF490 S 56 standard specification VRRM/100 POSEICO SPA Via Pillea 42-44, 16153 Genova - ITALY Tel. + 39 010 8599400 - Fax + 39 010 8682006 Sales Office: Tel. + 39 010 8599400 - sales@poseico.com
ARF490 FAST RECOVERY DIODE FINAL SPECIFICATION June 17 - Issue: 2 DISSIPATION CHARACTERISTICS SQUARE WAVE (50Hz) SINE WAVE (50Hz) DC 180° 120°90° 60° 30° 200 400 600 800 1000 1200 1400 1600 1800 2000 0 100 200 300 400 500 600 700 800 900 PF(AV) [W] IF(AV) [A] 180°120° 90° 60° 30° 200 400 600 800 1000 1200 1400 1600 1800 2000 0 100 200 300 400 500 600 700 PF(AV) [W] IF(AV) [A]
ARF490 FAST RECOVERY DIODE FINAL SPECIFICATION June 17 - Issue: 2 100 120 140 0 200 400 600 800 1000 1200 VFR [V] di/dt [A/µs] FORWARD RECOVERY VOLTAGE Tj = 125 °C 200 400 600 800 1000 1200 1400 1600 1800 0 100 200 300 400 Qrr [µC] di/dt [A/µs] REVERSE RECOVERY CHARGE Tj = 125 °C 250 A 500 A 1000 A IF VFR VF ta ta = Irr / (di/dt) tb = trr - ta Softness (s factor) s = tb / ta Energy dissipation during recovery Er = Vr ·(Qrr - Irr ·ta / 2) Irr Vr tb IF d i/d t 100 200 300 400 500 600 700 800 900 1000 0 100 200 300 400 Irr [A] di/dt [A/µs] REVERSE RECOVERY CURRENT Tj = 125 °C 250 A 500A 1000 A
ARF490 FAST RECOVERY DIODE FINAL SPECIFICATION June 17 - Issue: 2 Distributed by 500 1000 1500 2000 2500 0 1 2 3 4 Forward Current [A] Forward Voltage [V] FORWARD CHARACTERISTIC Tj = 150 °C 0,001 0,01 0,1 1 10 100 Zth j-h [°C/kW] t[s] TRANSIENT THERMAL IMPEDANCE DOUBLE SIDE COOLED 1 10 100 ITSM [kA] n° cycles SURGE CHARACTERISTIC Tj = 150 °C 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.