switchmode ? power rectifiers this series uses the schottky barrier principle with a platinum barrier metal. these state ? of ? the ? art devices have the following features: features ? 20 a total (10 a per diode leg) ? guard ? ring for stress protection ? low forward voltage ? 150 c operating junction temperature ? epoxy meets ul 94 v ? 0 @ 0.125 in ? low power loss/high efficiency ? high surge capacity ? low stored charge majority carrier conduction ? shipped 50 units per plastic tube ? pb ? free packages are available* mechanical characteristics: ? case: epoxy, molded ? weight: 1.9 grams (approximately) ? finish: all external surfaces corrosion resistant and terminal leads are readily solderable ? lead temperature for soldering purposes: 260 c max. for 10 seconds to ? 220ab case 221a plastic 3 4 1 schottky barrier rectifiers 20 amperes 40 ? 150 volts 1 3 2, 4 2 marking diagram ay ww b20x0g aka a = assembly location y = year ww = work week b20x0 = device code x = 6, 8, 9 or 10 g = pb ? free device aka = polarity designator lmbr2040ctg, lmbr2045ctg LMBR2060CTG, lmbr2080ctg 1/5 lmbr2090ctg, lmbr20100ctg lmbr20150ctg
lmbr2040ctg, lmbr2045ctg, LMBR2060CTG, lmbr2080ctg maximum ratings (per diode leg) rating symbol lmbr unit 2040 2045 20150 peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 40 45 60 150 v average rectified forward current (rated v r ) t c = 133 c i f(av) 10 a peak repetitive forward current (rated v r , square wave, 20 khz) t c = 133 c i frm 20 a nonrepetitive peak surge current (surge applied at rated load conditions halfwave, single phase, 60 hz) i fsm 150 a peak repetitive reverse surge current (2.0 s, 1.0 khz) i rrm 0.5 a operating junction temperature (note 1) t j 55 to +150 c storage temperature t stg 55 to +150 c voltage rate of change (rated v r ) dv/dt 10,000 v/ s thermal characteristics maximum thermal resistance junction ? to ? case junction ? to ? ambient r jc r ja 2.0 60 c/w electrical characteristics (per diode leg) maximum instantaneous forward voltage (note 2) (i f = 10 amps, t c = 25 c) v f v maximum instantaneous reverse current (note 2) (rated dc voltage, t c = 125 c) (rated dc voltage, t c = 25 c) i r 40.0 0.5 ma 1. the heat generated must be less than the thermal conductivity from junction ? to ? ambient: dp d /dt j < 1/r ja . 2. pulse test: pulse width = 300 s, duty cycle 2.0%. ordering information device package shipping ? to ? 220 lmbr2040ctg, lmbr2045ctg lmbr2090ctg, lmbr20100ctg 50 units/rail 2/5 0.55 0.75 0.85 ctg ctg 2060 ctg ctg 80 2080 ctg 90 2090 ctg 100 20100 ctg lmbr2090ctg, lmbr20100ctg, lmbr20150ctg LMBR2060CTG, lmbr2080ctg lmbr20150ctg 0.95 (rated dc voltage, t = 125 c ? mbr2060ct only) 50.0 1.0 20.0
figure 1. typical forward voltage per diode figure 2. typical reverse current per diode figure 3. typical current derating, case, per leg figure 4. typical current derating, ambient, per leg figure 5. average power dissipation and average current 0.6 0 v f , instantaneous voltage (volts) 20 50 10 v r , reverse voltage (volts) 0 80 t c , case temperature ( c) 15 0 t a , ambient temperature ( c) 20 0 20 0 40 4.0 8.0 0 average current (amps) 20 8.0 6.0 4.0 2.0 0 6.0 i f , instantaneous forward current (amps) i i i f(av) , average forward current (amps) 5.0 3.0 0.2 0.4 0.8 20 40 60 80 0.1 1.0 100 120 140 160 60 80 160 10 20 12 14 1.0 0.5 1.0 , reverse current (ma) r 10 , average forward current (amps) f(av) 2.0 14 16 18 10 12 dc square wave dc t j = 25 c 150 c t j = 150 c 125 c 100 c 0.01 25 c 10 20 15 10 100 120 140 average power (watts) rated voltage applied square wave dc rated voltage applied r jc = 2 c/w (heatsink) r ja = 16 c/w (no heatsink) r ja = 60 c/w square wave dc t a = 25 c 125 c 100 c 0.5 0.1 0.3 0.7 0.9 100 180 5.0 5.0 180 18 16 i pk /i av = i pk /i av = 5.0 i pk /i av = 10 i pk /i av = 20 0.0001 0.001 3/5 lmbr2040ctg, lmbr2045ctg, LMBR2060CTG, lmbr2080ctg lmbr2090ctg, lmbr20100ctg, lmbr20150ctg
package dimensions to ? 220 case 221a ? 09 issue af notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. 3. dimension z defines a zone where all body and lead irregularities are allowed. style 6: pin 1. anode 2. cathode 3. anode 4. cathode 4/5 3 2 pin 1 h j i e f d g c a l dim min max a 14.9 15.8 b DDD 10.5 c 2.62 2.87 d 3.56 4.06 e 13.0 14.3 f 0.68 0.94 g 3.74 3.91 h 5.84 6.86 i 4.44 4.86 j 2.54 2.79 k 0.35 0.64 l 1.14 1.40 p 2.41 2.67
marking and packaging illustration illustration 1 1 packaging a b c tube tube inside box outside box a mm b mm c mm ito-220 tube(50ea per tube ) 510 5 7 0.8 33 1 ito-220 inside box 1k per box 542 5 82 2 78 1 ito-220 outside box 10k per box 5 55 5 165 5 385 5 5/5
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