1 of 3 web site: www.taychipst.com features e-mail: sales@taychipst.com maximum ratings and electrical characteristics m e c h a n i c a l d a t a surface mount schottky power rectifier ? small compact surface mountable package with j-bent leads ? rectangular package for automated handling ? highly stable oxide passivated junction ? very low forward voltage drop ? guardring for stress protection ? pb-free package is available ? case: epoxy, molded ? weight: 70 mg (approximately) ? 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 ? shipped in 12 mm tape, 5000 units per 13 inch reel ? polarity: cathode lead indicated by polarity band 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 = 100 c) i o 3.0 a non-repetitive peak surge current (surge applied at rated load conditions halfwave, single phase, 60 hz) i fsm 80 a storage temperature t stg -65 to +150 c operating junction temperature t j -65 to +125 c voltage rate of change (rated v r , t j = 25 c) dv/dt 10,000 v/ s thermal characteristics characteristic symbol value unit thermal resistance - junction-to-lead (note 1) thermal resistance - junction-to-ambient (note 1) r jl r ja 15 80 c/w electrical characteristics maximum instantaneous forward voltage (note 2) (i f = 3.0 a, t j = 25 c) v f 0.50 volts maximum instantaneous reverse current (note 2) (v r = 20 v) i r t j = 25 c t j = 100 c ma 2.0 20 1. mounted on 2 square pc board with 1 square total pad size, pc board fr4. 2. pulse test: pulse width = 300 s, duty cycle 2.0%. 20v 3.0a MBRA320T3G
ratings and characteristic curves MBRA320T3G 20v 3.0a 2 of 3 e-mail: sales@taychipst.com web site: www.taychipst.com surface mount schottky power rectifier 10 0.1 0.2 0.0 0.4 0.6 v f , instantaneous forward voltage (v) figure 1. typical forward voltage figure 2. maximum forward voltage 1 0.8 i f , forward current (amps) t j = 25 c t j = 125 c t j = 100 c t j = -65 c v f , maximum instantaneous forward voltage (v) i f , forward current (amps) 1.0 0.3 0.1 0.5 0.7 0.9 10 0.1 0.2 0.0 0.4 0.6 1 0.8 t j = 25 c t j = 125 c t j = 100 c t j = -65 c 0.3 0.1 0.5 0.7 0.9 1.0 020 10 v r , reverse voltage (v) figure 3. typical reverse current figure 4. maximum reverse current i r , reverse current (amps) t j = 25 c t j = 100 c 1.e-06 1.e-04 1.e-03 1.e-02 1.e-01 020 10 v r , reverse voltage (v) i r , maximum reverse current (amps) t j = 25 c t j = 100 c 1.e-06 1.e-04 1.e-03 1.e-02 1.e-01 0 130 50 60 70 80 t l , lead temperature ( c) figure 5. current derating figure 6. forward power dissipation 100 110 i o , average for ward current (amps) 0 4 01 23 i o , average forward current (a) 5 5 p fo , average power dissipation (w) 1 2 3 4 5 square wave dc 1 2 6 6 r jl = 15 c/w square wave dc 1.e-05 515 515 3 4 1.e-05 90 120 MBRA320T3G
ratings and characteristic curves MBRA320T3G 3 of 3 e-mail: sales@taychipst.com web site: www.taychipst.com surface mount schottky power rectifier figure 7. typical capacitance 700 0 36 0162024 v r , reverse voltage (v) 100 28 32 40 c, capacitance (pf) t j = 25 c 200 300 400 500 600 4812 figure 8. thermal response, junction-to-ambient (min pad) t, time (s) 0.0001 0.001 0.1 0.000001 0.01 1 10 100 1000 r (t) , transient thermal resistance ( c/w) 0.01 1 10 1000 d = 0.5 0.2 0.1 single pulse 0.05 0.02 0.01 figure 9. thermal response, junction to ambient (1 inch pad) t, time (s) 0.0001 0.001 0.1 0.000001 0.01 1 10 100 1000 r (t) , transient thermal resistance ( c/w) 0.01 1 10 100 d = 0.5 0.2 0.1 single pulse 0.05 0.02 0.01 100 0.1 0.00001 0.1 0.00001 20v 3.0a MBRA320T3G
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