rbk8__63xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 724 925 7272 www.pwrx.com 6300 amperes 1600 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: rbk81663xxoo is a 1600v-6300a 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 rbk8 1600 16 6300 63 xx oo 1400 14 1200 12 25s typical revised: 10/3/2005 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
rbk8__63xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 724 925 7272 www.pwrx.com 6300 amperes 1600 volts absolute maximum ratings characteristic symbol rating units repetitive peak reverse voltage v rrm 1600 volts average on-state current, t c =100c i f(avg.) 6300 a rms on-state current, t c =100c i f(rms) 9896 a average on-state current, t c =75c i f(avg.) 7500 a rms on-state current, t c =75c i f(rms) 11781 a peak one cycle surge current, 60hz, v r =0.6*v rrm i fsm 95,000 a fuse coordination i 2 t, 60hz i 2 t 3.76e+07 a 2 s peak one cycle surge current, 50hz, v r =0v i fsm 115,900 a fuse coordination i 2 t, 50hz i 2 t 6.72e+07 a 2 s operating temperature tj -40 to+190 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 the information on this datasheet is based upon powerex testing and projected ratings and is subject to change without notice. powerex makes no implicit or explicit claim to reliability, capability, performance or suitability of this product for a users application. powerex makes no guarantee of future availability of this product. page 2
rbk8__63xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 724 925 7272 www.pwrx.com 6300 amperes 1600 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=190c, v rrm =rated 100 150 ma peak on-state voltage v fm tj=190c, i fm =4000a 0.85 v v fm model, low level v 0 tj=190c 0.688 v vfm = v o + r? i fm r 15% i fm - ?i fm 3.62e-05 ? v fm model, high level v 0 tj=190c 0.920 v vfm = v o + r? i fm r ?i fm - i fsm 2.58e-05 ? v fm model, 4-term a tj=190c 0.700 v fm = a + b?ln(i fm ) + b 15%i fm - i fsm -0.0209 c?(i fm ) + d?(i fm ) ? c 1.730e-05 d 0.00395 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 0.010 0.0115 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 ) = 1.220e-04 8.786e-04 4.154e-03 6.843e-03 t au(n) = 5.860e-04 1.409e-02 1.814e-01 1.208e+00 page 3
rbk8__63xx general purpose rectifier diode powerex, inc., 200 hillis street, youngwood, pa 15697-1800 724 925 7272 www.pwrx.com 6300 amperes 1600 volts maximum transient thermal impedance 0.0e+00 2.0e-03 4.0e-03 6.0e-03 8.0e-03 1.0e-02 1.2e-02 1.4e-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 = 190c maximum on-state power dissipation 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 0 2000 4000 6000 8000 average on-state current (a) power dissipation (watts) 0 180 360 conduction angle 30 90 180 sine wave maximum allowable case temperature 60 80 100 120 140 160 180 200 0 2000 4000 6000 8000 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 12000 average on-state current (a) power dissipation (watts) 60 180 square wave 120 360 0 180 360 conduction angle maximum allowable case temperature 60 80 100 120 140 160 180 200 0 2000 4000 6000 8000 10000 12000 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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