features sod123 device package shipping ordering information 3000/tape & reel LMBR120ESFT1G LMBR120ESFT1G sod?123 1 cathode 2 anode mechanical characteristics ? we declare that the material of product compliance with rohs requirements. leshan radio company, ltd. surface mount schottky power rectifier plastic sod123 package ? guardring for stress protection ? low forward voltage ? 125 c operating junction temperature ? epoxy meets ul 94 v?0 @ 0.125 in ? package designed for optimal automated board assembly ? esd ratings: machine model, c human body model, 3b ? pb?free packages are available ? reel options: LMBR120ESFT1G = 3,000 per 7 reel/8 mm tape ? device marking: 2e ? polarity designator: cathode band ? weight: 11.7 mg (approximately) ? case: epoxy, molded ? finish: all external surfaces corrosion resistant and terminal leads are readily solderable ? lead and mounting surface temperature for soldering purposes: 260 c max. for 10 seconds maximum ratings rating symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 20 v average rectified forward current (at rated v r , t l = 115 c) i o 1.0 a peak repetitive forward current (at rated v r , square wave, 100 khz, t l = 110 c) i frm 2.0 a non?repetitive peak surge current (non?repetitive peak surge current, halfwave, single phase, 60 hz) i fsm 5.5 a storage temperature t stg ?55 to 150 c operating junction temperature t j ?55 to 125 c voltage rate of change (rated v r , t j = 25 c) dv/dt 10,000 v/ s maximum ratings are those values beyond which device damage can occur. maximum ratings applied to the device are individual str ess limit values (not normal operating conditions) and are not valid simultaneously. if these limits are exceeded, device functional operation i s not implied, damage may occur and reliability may be affected. rev.o 1/5
leshan radio company, ltd. LMBR120ESFT1G thermal characteristics rating symbol value unit thermal resistance ? junction?to?lead (note 1) thermal resistance ? junction?to?lead (note 2) thermal resistance ? junction?to?ambient (note 1) thermal resistance ? junction?to?ambient (note 2) r tjl r tjl r tja r tja 26 21 325 82 c/w 1. mounted with minimum recommended pad size, pc board fr4. 2. mounted with 1 in. copper pad (cu area 700 mm 2 ). electrical characteristics maximum instantaneous forward voltage (note 3), see figure 2 v f t j = 25 c t j = 100 c v (i f = 0.1 a) (i f = 1.0 a) (i f = 2.0 a) 0.455 0.550 0.650 0.360 0.485 0.590 maximum instantaneous reverse current (note 3), see figure 4 i r t j = 25 c t j = 100 c a (v r = 20 v) (v r = 10 v) (v r = 5.0 v) 10 1.0 0.5 1600 500 300 3. pulse test: pulse width 250 s, duty cycle 2%. rev.o 2/5
leshan radio company, ltd. LMBR120ESFT1G i f , instantaneous forward current (amps ) i f , instantaneous forward current (amps) figure 1. typical forward voltage figure 2. maximum forward voltage 0.2 v f , instantaneous forward voltage (volts) 10 1.0 v f , maximum instantaneous forward voltage (volts) 0.1 0.6 0.4 0.8 t j = 100 c t j = 150 c t j = ?40 c t j = 25 c 0.2 10 1.0 0.1 0.6 0.4 0. 8 t j = 100 c t j = 150 c t j = 25 c v r , reverse voltage (volts) i r , maximum reverse current (amps) i r , reverse current (amps) figure 3. typical reverse current figure 4. maximum reverse current 20 0 v r , reverse voltage (volts) 100e?3 10e?3 10e?6 1e?6 100e?9 10e?9 5.0 10 15 2 0 0 100e?3 10e?3 1e?3 100e?9 10e?9 5.0 10 15 t j = 150 c t j = 100 c t j = 25 c t j = 150 c t j = 100 c t j = 25 c 100e?6 10e?6 1e?6 100e?6 1e?3 figure 5. current derating figure 6. forward power dissipation p fo , average dissipation (watts) i pk /i o = 5 i o , average forward current (amps) 0.2 0 0.7 0.6 0.5 0.3 0.1 0 1.0 0.4 0.8 1.2 1 .6 0.4 square wave dc i pk /i o = i pk /i o = 10 i pk /i o = 20 0.6 1.4 0.2 i o , average forward current (amps) t l , lead temperature ( c) 45 25 1.8 1.2 1.0 0.6 0.2 0 85 105 165 0.8 65 125 0.4 1.4 1.6 i pk /i o = 20 i pk /i o = 10 i pk /i o = 5 i pk /i o = square wave dc freq = 20 khz 145 rev.o 3/5
leshan radio company, ltd. LMBR120ESFT1G c, capacitance (pf) figure 7. capacitance 12 0 v r , reverse voltage (volts) 1000 100 10 6.0 2.0 4.0 8.0 10 t j = 25 c 20 18 16 14 figure 8. typical operating temperature derating* * reverse power dissipation and the possibility of thermal runaway must be considered when operating this device under any re- verse voltage conditions. calculations of t j therefore must include forward and reverse power effects. the allowable operating t j may be calculated from the equation: t j = t jmax ? r(t)(pf + pr) where r(t) = thermal impedance under given conditions, pf = forward power dissipation, and pr = reverse power dissipation this graph displays the derated allowable t j due to reverse bias under dc conditions only and is calculated as t j = t jmax ? r(t)pr, where r(t) = rthja. for other power applications further calculations must be performed. t j , derated operating temperature ( c) 12 0 v r , dc reverse voltage (volts) 155 145 6.0 2.0 4.0 8.0 10 2 0 14 16 18 135 137 139 141 143 147 149 151 153 r ja = 25.6 c/w 400 c/w 324.9 c/w 235 c/w 130 c/w r(t), transient thermal resistance figure 9. thermal response 100 0 0.1 0.00001 t 1 , time (sec) 1000 1 0.0001 0.001 0.01 1 10 100 0.000001 0.1 10 100 p (pk) t 1 t 2 duty cycle, d = t 1 /t 2 ja = 321.8 c/w test type > min pad < die size 38x38 @ 75% mils d = 0.5 single pulse 0.2 0.1 0.05 0.01 rev.o 4/5
LMBR120ESFT1G http://onsemi.com 5 leshan radio company, ltd. package dimensions sod123 notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. style 1: pin 1. cathode 2. anode aaa aaa b d k a c e j 1 2 h dim min max min max millimeters inches a 0.055 0.071 1.40 1.80 b 0.100 0.112 2.55 2.85 c 0.037 0.053 0.95 1.35 d 0.020 0.028 0.50 0.70 e 0.004 0.25 h 0.000 0.004 0.00 0.10 j 0.006 0.15 k 0.140 0.152 3.55 3.85 recommended footprint for sod123 sod123 mm inches 0.91 0.036 1.22 0.048 2.36 0.093 4.19 0.165 rev.o 5/5
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