rbs8__56xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 (724)925-7272 pwrx.com 5680 amperes 2400 volts features: low on-state voltage hermetic ceramic package excellent surge and i 2 t ratings applications: dc power supplies ordering information input rectifiers plating supplies select the complete 12 digit part number using the table below. example: rbs82456xxoo is a 2400v-5680a general purpose diode with a typical reverse recovery time of 25s. part voltage rating voltage code current rating current code reverse recovery lead code v drm -v rrm i tavg t rr rbs8 2400 24 5680 56 xx oo 2200 22 2000 20 25s typical 1800 18 revised: 7/28/2005 powerex general purpose rectifier diodes are designed with high locking voltage capability and low forward voltage drop to minimize conduction losses. these are packaged in hermetic, ceramic pow-r-disc packages which can be mounted using commercially available clamps and heatsinks or fully assembled to a variety of air or water cooled heat exchangers. page 1
rbs8__56xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 (724)925-7272 pwrx.com 5680 amperes 2400 volts absolute maximum ratings characteristic symbol rating units repetitive peak reverse voltage v rrm 2400 volts average on-state current, t c =90c i f(avg.) 5680 a rms on-state current, t c =90c i f(rms) 8922 a average on-state current, t c =55c i f(avg.) 6400 a rms on-state current, t c =55c i f(rms) 10053 a peak one cycle surge current, 60hz, v r =0.6*v rrm i fsm 85,000 a fuse coordination i 2 t, 60hz i 2 t 3.01e+07 a 2 s peak one cycle surge current, 50hz, v r =0v i fsm 103,700 a fuse coordination i 2 t, 50hz i 2 t 4.48e+07 a 2 s operating temperature tj -40 to+175 c storage temperature t stg. -50 to+200 c approximate weight 2.5 lb 1.13 kg mounting force 6,000 - 10,000 lbs 26.6 - 44.4 knewtons information presented is based upon limited testing or projected capabilities. this information is subject to change without notice. the manufacturer makes no claim as to suitability for use, reliability, capability or future availability of this product. page 2
rbs8__56xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 (724)925-7272 pwrx.com 5680 amperes 2400 volts electrical characteristics, tj=25c unless otherwise specified rating characteristic symbol test conditions min typ max units repetitive peak reverse leakage current i rrm tj=175c, v rrm =rated 100 150 ma peak on-state voltage v fm tj=175c, i fm =4000a 0.95 v v fm model, low level v 0 tj=175c 0.661 v vfm = v o + r? i fm r 15% i fm - ?i fm 6.59e-05 ? v fm model, high level v 0 tj=175c 0.799 v vfm = v o + r? i fm r ?i fm - i fsm 5.64e-05 ? v fm model, 4-term a tj=175c 0.613 v fm = a + b?ln(i fm ) + b 15%i fm - i fsm -0.0118 c?(i fm ) + d?(i fm ) ? c 3.926e-05 d 0.004637 reverse recovery time t rr tj=25c, i fm =400a 25 s di r /dt = 25 a/s thermal characteristics rating characteristic symbol test conditions min typ max units thermal resistance junction to case r jc double side cooled 0.0085 0.0095 c/watt case to sink r cs double side cooled 0.0015 0.002 c/watt thermal impedance model z jc double side cooled z jc (t) = (a( n )?(1-exp(-t / tau ( n )))) where: n = 12 3 4 a(n ) = 5.224e-05 1.186e-03 2.905e-03 5.351e-03 t au(n) = 2.648e-06 3.427e-02 2.736e-01 2.030e+00 page 3
rbs8__56xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 (724)925-7272 pwrx.com 5680 amperes 2400 volts maximum transient thermal impedance 0.0e+00 1.0e-03 2.0e-03 3.0e-03 4.0e-03 5.0e-03 6.0e-03 7.0e-03 8.0e-03 9.0e-03 1.0e-02 0.01 0.1 1 10 100 time (sec) thermal impedance (c/watt) maximum on-state voltage drop 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 1000 10000 100000 ifm (a) vfm (v) tj = 175c maximum on-state power dissipation 0 2000 4000 6000 8000 10000 12000 0 1000 2000 3000 4000 5000 6000 7000 average on-state current (a) power dissipation (watts) 0 180 360 conduction angle 30 90 180 sine wave maximum allowable case temperature 60 80 100 120 140 160 180 0 1000 2000 3000 4000 5000 6000 7000 average on-state current (a) case temperature (c) 0 180 360 conduction angle 30 90 180 sine wave maximum on-state power dissipation 0 2000 4000 6000 8000 10000 12000 14000 0 2000 4000 6000 8000 10000 average on-state current (a) power dissipation (watts) 60 180 square wave 120 360 0 180 360 conduction angle maximum allowable case temperature 60 80 100 120 140 160 180 0 2000 4000 6000 8000 10000 average on-state current (a) case temperature (c) 60 120 180 square wave 0 180 360 conduction angle 360 page 4
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