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| ANSALDO Ansaldo Trasporti s.p.a. Unita' Semiconduttori 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 - FAST RECOVERY DIODE ARF221 Repetitive voltage up to Mean forward current Surge current 1400 V 415 A 5 kA FINAL SPECIFICATION ott 97 - ISSUE : 02 Symbol Characteristic Conditions Tj [C] Value Unit BLOCKING V RRM V RSM I RRM Repetitive peak reverse voltage Non-repetitive peak reverse voltage Repetitive peak reverse current V=VRRM 125 125 125 1400 1500 50 V V mA CONDUCTING I I I F (AV) Mean forward current Mean forward current Surge forward current I t Forward voltage Threshold voltage Forward slope resistance 180 sin ,50 Hz, Th=55C, double side cooled 180 square,50 Hz,Th=55C,double side cooled Sine wave, 10 ms reapplied reverse voltage up to 50% VRSM 125 415 410 4.5 101 x1E3 A A kA As V V mohm F (AV) FSM I t V FM V F(TO) r F Forward current = 600 A 125 125 125 1.47 1.05 0.70 SWITCHING t rr Q rr I rr s V FR Reverse recovery time Reverse recovery charge Peak reverse recovery current Softness (s-factor), min Peak forward recovery V IF = di/dt = VR = 200 A 40 A/s 50 V 50 A 125 2.0 50 s C MOUNTING R th(j-h) T F j Thermal impedance Operating junction temperature Mounting force Mass Junction to heatsink, double side cooled 95 -30 / 125 4.5 / 5.0 55 C/kW C kN g ORDERING INFORMATION : ARF221 S 14 standard specification VRRM/100 ARF221 FAST RECOVERY DIODE FINAL SPECIFICATION ott 97 - ISSUE : 02 ANSALDO DISSIPATION CHARACTERISTICS SQUARE WAVE 800 700 120 180 DC DC 600 Power Dissipation [W] 500 60 90 400 30 300 200 100 0 0 100 200 300 400 500 600 Mean Forward Current [A] SINE WAVE 800 700 Power Dissipation [W] 600 90 120 DC 180 500 60 400 300 200 100 0 0 100 30 200 300 400 500 600 Mean Forward Current [A] ARF221 FAST RECOVERY DIODE FINAL SPECIFICATION ott 97 - ISSUE : 02 ANSALDO SWITCHING CHARACTERISTICS FORWARD RECOVERY VOLTAGE 40 35 Tj = 125 C 30 25 VFR [V] 20 Tj = 25 C 15 10 IF VFR VF 5 0 0 200 400 600 di/dt [A/s] 800 1000 1200 REVERSE RECOVERY CHARGE Tj = 125 C REVERSE RECOVERY CURRENT Tj = 125 C 160 500 A 250 500 A 250 A 140 200 120 100 Qrr [C] 80 60 40 50 20 0 0 100 200 di/dt [A/s] 300 400 0 0 100 200 di/dt [A/s] 300 Irr [A] 100 250 A 150 400 ta = Irr / (di/dt) tb = trr - ta IF d i/d t ta tb Softness (s factor) s = tb / ta Energy dissipation during recovery Er = Vr * (Qrr - Irr *ta / 2 ) Irr Vr ARF221 FAST RECOVERY DIODE FINAL SPECIFICATION ott 97 - ISSUE : 02 ANSALDO FORWARD CHARACTERISTIC Tj = 125 C SURGE CHARACTERISTIC Tj = 125 C 1400 1200 1000 Forward Current [A] 4.5 4 3.5 3 ITSM [kA] 0.6 1.1 1.6 2.1 800 600 400 2.5 2 1.5 1 200 0.5 0 Forward Voltage [V] 0 1 10 n cycles 100 TRANSIENT THERMAL IMPEDANCE DOUBLE SIDE COOLED 100.0 90.0 80.0 70.0 Zth j-h [C/kW] 60.0 50.0 40.0 30.0 20.0 10.0 0.0 0.001 0.01 0.1 t[s] 1 10 100 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 m. 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 |
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