schottky barrier rectifier www.microsemi.com 1/4 copyright ? 2008 june 2008 rev e UPS120E3 main product characteristics features and benefits ? low forward voltage drop ? low profile package height ? efficient heat path with integral locking bottom metal tab ? low thermal resistance do-216aa package description and applications single schottky rectifier assembled in powermite 1 ? package which features a full metallic bottom that eliminates possibility of solder flux entrapment dur ing assembly. the package also incorporates a unique locking tab which acts as an efficient heat path from die to mounting plane for external heat sinking with very low thermal resistance junction to case (bottom). this product is suitable for use in switching and regulating power supplies and also charge pump circuits. absolute maximum ratings (1) symbol parameter value unit v rrm v rwm v r peak repetitive reverse voltage working peak reverse voltage dc blocking voltage 20 v v r(rms) rms reverse voltage 14 v i o average rectified forward output current (t c = 135oc) 1.0 a i frm peak repetitive forward current (100khz square wave, t c = 135oc) 2.0 a i fsm non repetitive peak forward surge current (8.3ms single half sine wave) 50 a dv/dt voltage rate of change (at max v r ) 10000 v/s t stg storage temperature -55 to +150 oc t j junction temperature -55 to +125 oc (1) all ratings at 25oc unless specified otherwise i o 1a v rrm 20v t j(max) 125oc v f(max) 0.415v powermite 1 (do-216aa)
schottky barrier rectifier www.microsemi.com 2/4 copyright ? 2008 june 2008 rev e UPS120E3 characteristics static electrical characteristics symbol parameter test conditions typ max units i f = 0.1 a 0.34 i f = 1.0 a 0.45 t j = 25oc i f = 3.0 a 0.65 i f = 0.1 a 0.25 i f = 1.0 a 0.415 v f (2) maximum forward voltage t j = 85oc i f = 3.0 a 0.67 v v r = 20v 0.40 t j = 25oc v r = 10v 0.10 v r = 20v 25 i r (2) maximum instantaneous reverse current t j = 85oc v r = 10v 18 ma c t junction capacitance v r = 5v, f = 1mhz 80 pf (2) measured with a test pulse of 380s to minimize self-heating effect thermal characteristics symbol parameter value unit r jc junction to case (bottom) 15 oc/w r ja junction to ambient (3) 240 oc/w (3) mounted on fr-4 pc board using 1oz copper with recommended minimum foot print reverse power dissipation and the possibility of thermal runaway must be considered when operating this device under any reverse 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 j max = 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 de-rated allowable t j due to reverse bias under dc conditions only and is calculated as t j = t j max -r(t) pr, where r(t)=rthja. for other power applications further calculations must be performed.
schottky barrier rectifier www.microsemi.com 3/4 copyright ? 2008 june 2008 rev e UPS120E3 thermal impedance junction to case (bottom) thermal impedance junction to ambient mechanical characteristics physical dimensions dimensions millimeters inches ref. min. max. min. max. a 0.73 0.99 0.029 0.039 b 0.40 0.66 0.016 0.026 c 1.77 2.03 0.070 0.080 d 2.21 2.46 0.087 0.097 e 0.50 0.76 0.020 0.030 f 1.29 1.54 0.051 0.061 g 0.53 0.78 0.021 0.031 h 0.10 0.20 0.004 0.008 i 1.77 2.03 0.070 0.080 j 0.89 1.14 0.035 0.045
schottky barrier rectifier www.microsemi.com 4/4 copyright ? 2008 june 2008 rev e UPS120E3 footprint dimensions package materials & information powermite 1 ? footprint dimensions in mm (inches) case : epoxy meets ul94v-0 electrode finish : matte sn plating - fully rohs compliant marking code : s20 ordering information product order code marking package weight base qty delivery mode UPS120E3 / tr7 s20 powermite 1 (do-216aa) 0.016 g 3000 tape and reel (7 inch) UPS120E3 / tr13 s20 powermite 1 (do-216aa) 0.016 g 12000 tape and reel (13 inch) commercial business unit microsemi corporation microsemi commercial offshore de macau limitada avenida doutor mario soares bank of china building, 18/f, unit d macau sar please refer to www.microsemi.com for the terms and conditions of purchase
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