ANSALDO Ansaldo Trasporti s.p.a. Unita' Semiconduttori FAST RECOVERY DIODE Via N. Lorenzi 8 - I 16152 GENOVA - ITALY Tel. int. +39/(0)10 6556549 - (0)10 6556488 Fax Int. +39/(0)10 6442510 Tx 270318 ANSUSE I - ARF340 Repetitive voltage up to Mean forward current Surge current 2600 V 775 A 6.4 kA FINAL SPECIFICATION lug 98 - ISSUE : 01 Symbol Characteristic Tj [°C] Conditions Value Unit BLOCKING V RRM Repetitive peak reverse voltage 150 2600 V V RSM Non-repetitive peak reverse voltage 150 2700 V I RRM Repetitive peak reverse current 150 50 mA V=VRRM CONDUCTING I F (AV) Mean forward current 180° sin ,50 Hz, Th=55°C, double side cooled 775 A I F (AV) Mean forward current 180° square,50 Hz,Th=55°C,double side cooled 780 A I FSM Surge forward current Sine wave, 10 ms reapplied reverse voltage up to 50% VRSM 6,4 kA 205 x1E3 A²s 25 2,3 V 150 I² t I² t V FM Forward voltage V F(TO) Threshold voltage 150 1,15 V r F Forward slope resistance 150 0,685 mohm Forward current =1200 A SWITCHING t rr Reverse recovery time Q rr Reverse recovery charge IF= di/dt= VR = 350 A 80 A/µs 150 4 µs 260 µC A 100 V I rr Peak reverse recovery current 140 s Softness (s-factor), min 0,4 V FR Peak forward recovery di/dt= 400 A/µs 150 20 V 50 °C/kW MOUNTING R th(j-h) Thermal impedance T Operating junction temperature -30 / 150 °C Mounting force 8.0 / 9.0 kN F j Junction to heatsink, double side cooled Mass 85 ORDERING INFORMATION : ARF340 S 26 standard specification VRRM/100 g ANSALDO ARF340 FAST RECOVERY DIODE FINAL SPECIFICATION lug 98 - ISSUE : 01 FORWARD CHARACTERISTIC Tj = 150 °C SURGE CHARACTERISTIC Tj = 150 °C 2500 7 6 5 1500 ITSM [kA] Forward Current [A] 2000 1000 4 3 2 500 1 0 0 1 1,5 2 2,5 3 1 Forward Voltage [V] 10 n° cycles TRANSIENT THERMAL IMPEDANCE DOUBLE SIDE COOLED 60,0 Zth j-h [°C/kW] 50,0 40,0 30,0 20,0 10,0 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 clamping force, cleaned and lubricated heatsink, surfaces with flatness < and roughness < 2 µm. In the interest of product improvement ANSALDO reserves the right to any data given in this data sheet at any time without previous notice. If not stated otherwise the maximum value of ratings (simbols over background) and characteristics is reported. uniform .03 mm change shaded 100 ANSALDO ARF340 FAST RECOVERY DIODE FINAL SPECIFICATION lug 98 - ISSUE : 01 DISSIPATION CHARACTERISTICS SQUARE WAVE 2000 DC 1800 180° 1600 Power Dissipation [W] 90° 120° 1400 60° 1200 30° 1000 800 600 400 200 0 0 200 400 600 800 1000 1200 1000 1200 Mean Forward Current [A] SINE WAVE 2000 1800 120° 1600 180° Power Dissipation [W] 90° 1400 60° 1200 30° 1000 800 600 400 200 0 0 200 400 600 800 Mean Forward Current [A] ANSALDO ARF340 FAST RECOVERY DIODE FINAL SPECIFICATION lug 98 - ISSUE : 01 SWITCHING CHARACTERISTICS FORWARD RECOVERY VOLTAGE 40 35 30 Tj = 150 °C VFR [V] 25 20 IF 15 VFR Tj = 25 °C 10 VF 5 0 0 200 400 600 800 1000 1200 di/dt [A/µs] REVERSE RECOVERY CHARGE Tj = 150 °C REVERSE RECOVERY CURRENT Tj = 150 °C 600 1000 500 800 450 500 A 700 250 A 400 600 Irr [A] Qrr [µC] 1000 A 500 A 550 1000 A 900 250 A 500 350 300 250 400 200 300 150 200 100 100 50 0 0 0 100 200 300 0 400 100 ta = Irr / (di/dt) 200 300 400 di/dt [A/µs] di/dt [A/µs] IF tb = trr - ta d i/d t ta tb Softness (s factor) s = tb / ta Energy dissipation during recovery Er = Vr 2) (Qrr - Irr ta / Irr Vr