Bulletin I2064 rev. B 10/06 SD203N/R SERIES FAST RECOVERY DIODES Stud Version Features High power FAST recovery diode series 1.0 to 2.0 s recovery time 200A High voltage ratings up to 2500V High current capability Optimized turn on and turn off characteristics Low forward recovery Fast and soft reverse recovery Compression bonded encapsulation Stud version JEDEC DO-205AB (DO-9) Maximum junction temperature 125C RoHS Compliant Typical Applications Snubber diode for GTO High voltage free-wheeling diode Fast recovery rectifier applications Major Ratings and Characteristics Parameters SD203N/R Units I 200 A F(AV) T 85 C C I 314 A F(RMS) I 50Hz 4990 A FSM 60Hz 5230 A 2 2 It 50Hz 125 KA s 2 60Hz 114 KA s V range 400 to 2500 V RRM t range 1.0 to 2.0 s rr case style T 25 C J DO-205AB (DO-9) T - 40 to 125 C J www.irf.com 1SD203N/R Series Bulletin I2064 rev. B 10/06 ELECTRICAL SPECIFICATIONS Voltage Ratings Voltage V max. repetitive V , maximum non- I max. RRM RSM RRM Type number Code peak and off-state voltage repetitive peak voltage T = 125C J VV mA 04 400 500 SD203N/R..S10 08 800 900 10 1000 1100 12 1200 1300 35 SD203N/R..S15 14 1400 1500 16 1600 1700 20 2000 2100 SD203N/R..S20 25 2500 2600 Forward Conduction Parameter SD203N/R Units Conditions I Max. average forward current 200 A 180 conduction, half sine wave. F(AV) Case temperature 85 C I Max. RMS current 314 A DC 76C case temperature F(RMS) I Max. peak, one-cycle 4990 t = 10ms No voltage FSM non-repetitive forward current 5230 t = 8.3ms reapplied A 4200 t = 10ms 100% V RRM 4400 t = 8.3ms reapplied Sinusoidal half wave, 2 2 I t Maximum I t for fusing 125 t = 10ms No voltage Initial T = T max. J J 114 t = 8.3ms reapplied 2 KA s 88 t = 10ms 100% V RRM 81 t = 8.3ms reapplied 2 2 2 I t Maximum I t for fusing 1250 KA s t = 0.1 to 10ms, no voltage reapplied V Low level of threshold voltage 1.00 (16.7% x x I < I < x I ), T = T max. F(TO)1 F(AV) F(AV) J J V V High level of threshold voltage 1.47 (I > x I ), T = T max. F(TO) F(AV) J J 2 r Low level of forward slope resistance 1.10 (16.7% x x I < I < x I ), T = T max. F(AV) F(AV) J J f1 m r High level of forward slope resistance 0.46 (I > x I ), T = T max. F(AV) J J f2 V Max. forward voltage 1.65 V I = 628A, T = 25C, t = 400 s square pulse pk p FM J Recovery Characteristics Test conditions Max. values T = 125C o J T = 25 C J Code typical t I di/dt V t Q I rr pk r rr rr rr 25% I Square Pulse 25% I RRM RRM ( s) (A) (A/s) (V) ( s) ( C) (A) S10 1.0 2.4 52 33 S15 1.5 750 25 - 30 2.9 90 44 S20 2.0 3.2 107 46 2 www.irf.com