rbs8__45xx general purpose rectifier diode powerex, inc., 173 pavilion ln, youngwood, pa 15697-1800 (724)925-7272 www.pwrx.com 4500 amperes 3200 volts 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 features: low on-state voltage hermetic ceramic package excellent surge and i 2 t ratings applications: dc power supplies ordering information select the com plete 10 digit part number using the table below. ex ample: rbs83245xx is a 3200v-4500a general purpose diode w ith 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 3200v 32 4500a 45 xx 3000v 30 2600v 26 25s typical 2400v 24 2200v 22 revised: 6/8/2009 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__45xx general purpose rectifier diode powerex, inc., 173 pavilion ln, youngwood, pa 15697-1800 (724)925-7272 www.pwrx.com 4500 amperes 3200 volts absolute maximum ratings characteristic symbol rating units repetitive peak reverse voltage v rrm 3200 volts non-repetitive transient peak reverse voltage v rsm v rrm + 100 volts average on-state current, t c =94c i f(avg.) 4500 a rms on-state current, t c =94c i f(rms) 7069 a peak one cycle surge current, 60hz, v r =v rrm i fsm 67,500 a fuse coordination i 2 t, 60hz i 2 t 1.90e+07 a 2 s peak one cycle surge current, 50hz, v r =0v i fsm 62,438 a fuse coordination i 2 t, 50hz i 2 t 1.95e+07 a 2 s peak 3 cycle surge current, 60hz, v r =0v i fsm 76,950 a peak 10 cycle surge current, 60hz, v r =0v i fsm 61,763 a operating temperature tj -40 to+175 c storage temperature t stg. -50 to+200 c aitwiht 25 lb a pproximate weight 2.5 lb 1.13 kg mounting force 6,000 - 10,000 lbs 26.6 - 44.4 knewtons information presented is based upon manufacturers testing and 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__45xx general purpose rectifier diode powerex, inc., 173 pavilion ln, youngwood, pa 15697-1800 (724)925-7272 www.pwrx.com 4500 amperes 3200 volts electrical characteristics, tj=25c unless otherwise specified rating characteristic symbol test conditions min typ max units r epe titi ve p ea k r everse leakage current i rrm tj=175c, v rrm =rated 125 ma peak on-state voltage v fm tj=175c, i fm =2000 a 1.00 v v fm model, low level v 0 tj=175c 0.786 v vfm = v o + r? i fm r 15% i fm - ?i fm 9.97e-05 ? v fm model, high level v 0 tj=175c 0.972 v vfm = v o + r? i fm r ?i fm - i fsm 8.63e-05 ? v fm model, 4-term a tj=175c 0.510 v fm = a + b?ln(i fm ) + b 15%i fm - i fsm 3.10e-02 c?(i fm ) + d?(i fm ) ? c 8.00e-05 d 2.00e-03 reverse recovery time t rr tj=25c, i fm =1500a 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 = 123 4 a(n ) = 5.22e-05 1.19e-03 2.91e-03 5.35e-03 t au(n) = 2.65e-06 3.43e-02 2.74e-01 2.03e+00 page 3
rbs8__45xx general purpose rectifier diode powerex, inc., 173 pavilion ln, youngwood, pa 15697-1800 (724)925-7272 www.pwrx.com 4500 amperes 3200 volts 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 thermal impedance (c/watt) time (sec) maximum transient thermal impedance 0.00 0.50 1.00 1.50 2.00 2.50 3.00 100 1000 10000 100000 vfm (v) ifm (a) maximum on-state voltage drop tj = 200c maximum on-state power dissipation sinusoidal maximum allowable case temperature sinusoidal waveform 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 thermal impedance (c/watt) time (sec) maximum transient thermal impedance 0.00 0.50 1.00 1.50 2.00 2.50 3.00 100 1000 10000 100000 vfm (v) ifm (a) maximum on-state voltage drop tj = 200c 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 0 2000 4000 6000 pavg (watts) iavg (a) maximum on-state power dissipation sinusoidal 60 90 120 180 0 180 360 conduction angle 80 100 120 140 160 180 0 1000 2000 3000 4000 5000 tc (c) iavg (a) maximum allowable case temperature sinusoidal waveform 60 90 120 180 0 180 360 conduction angle 0 2000 4000 6000 8000 10000 12000 0 2000 4000 6000 8000 pavg (watts) iavg (a) maximum on-state power dissipation square waveform 60 90 120 180 0 180 360 conduction angle 360 80 100 120 140 160 180 0 2000 4000 6000 8000 tc (c) iavg (a) maximum allowable case temperature square waveform 60 90 120 180 0 180 360 conduction angle 360 page 4
|
