semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab .co .uk website: http://www .semelab .co .uk document number 2367 issue 1 SML50EUZ03S semelab plc reserves the right to change test conditions, parameter limits and package dimensions without notice. information f urnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any erro rs or omissions discovered in its use. semelab encourages customers to verify that datasheets are current before placing orders. ultrafast recovery diode 300 volt, 50amp technology the planar passivated and enhanced ultrafast recovery diode features a triple charge control action utilising semelab?s graded buffer zone technology combined with low emitter efficiency and local lifetime control techniques. benefits very fast recovery for low switching losses ultra soft recovery with low emi generation high dynamic ruggedness under all conditions low temperature dependency low on-state losses with positive temperature coefficient stable blocking voltage and low leakage current avalanche rated for high reliability circuit operation applications freewheeling diode for igbts and mosfets uninterruptible power supplies ups switch mode power supplies smps inverse and clamping diode snubber diode fast switching rectification v rrm peak repetitive reverse voltage v r dc reverse blocking voltage i fav average forward current @t c = 85c i fsm(surge) repetitive forward current i fs(surge) non-repetitive forward current p d power dissipation @t c = 85c w avl avalanche energy t j ,t stg operating & storage junction temperature absolute maximum ratings (t case = 25c unless otherwise stated) 300v 300v 50a 125a 500a 90w 30mj -55 to 150c sml 50euz03s back of case cathode 12 1 - cathode 2 - anode see package outline for mechanical data and more details d 3 pak package key parameters v r (max) 300v v f (typ) 1.7v i f (max) 50a t rr (max) 40ns
parameter test conditions min. typ. max. unit v a ma pf c a nsec c a nsec nsec c/w c nh semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab .co .uk website: http://www .semelab .co .uk document number 2367 issue 1 SML50EUZ03S semelab plc reserves the right to change test conditions, parameter limits and package dimensions without notice. information f urnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any erro rs or omissions discovered in its use. semelab encourages customers to verify that datasheets are current before placing orders. v f * forward voltage drop i r leakage current c t junction capacitance q rr reverse recovery charge i rr reverse recovery current t rr reverse recovery time q rr reverse recovery charge i rr reverse recovery current t rr reverse recovery time t rr reverse recovery time i f = 50a t j = 25 c i f = 50a t j = 125 c i f = 25a t j = 25 c v r = 300v t j = 25 c v r = 300v t j = 125 c v r = 200v t j = 25 c v r = 200v i f = 50a d i / d t = 600a/ st j = 25 c v r = 200v i f = 50a d i / d t = 600a/ st j = 125 c v r = 50v i f = 1a d i / d t = 100a/ st j = 25 c 1.7 2.25 1.8 1.4 0.75 300 0.5 3 74 0.44 16 55 0.71 22 66 40 0.93 300 10 electrical characteristics (t case = 25 c unless otherwise stated) static electrical characteristic dynamic electrical characteristic thermal and mechanical characteristics r jc junction to case thermal resistance t l lead temperature l s stray inductance 15.85 (0.624) 16.05 (0.632) 1.00 (.039) 1.15 (.045) 4.90 (0.193) 5.10 (0.201) 1.45 (0.057) 1.60 (0.063) 5.45 (.215) bsc 2 plcs. 0.020 (0.001) 0.250 (0.010) 1.20 (.047) 1.40 (.083) 13.30 (0.524) 13.60 (0.535) 0.40 (.016) 0.65 (.026) 1.15 (.045) 1.45 (.057) 1.90 (.075) 2.10 (.083) 2.70 (.106) 2.90 (.114) 18.70 (.736) 19.10 (.752) cathode 1 - cathode 2 - anode 2.40 (.094) 2.70 (.106) 12.40 (.488) 12.70 (.500) (base of lead) heat sink (cathode) and leads are plated 12 dimensions in mm(inches) d 3 pak package
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