zowie technology corporation schottky barrier diode these schottky barrier diodes are designed for high speed switching applications, circuit protection, and voltage clamping. extremely low forward voltage reduces conduction loss. miniature surface mount package is excellent for hand held and portable applications where space is limited. * extremely fast switching speed * low forward voltage-0.35 volts (typ) @ i f =10madc BAT54AWG sot-323 characteristic symbol min. max. typ. unit v f - - - - - 0.22 0.29 0.35 0.41 0.52 0.24 0.32 0.40 0.50 1.00 electrical characteristics (t a =25 o c unless otherwise noted) v (br) 30 - - volts vdc off characteristics forward voltage i r - 2.0 uadc reverse leakage ( v r =25 vdc ) reverse breakdown voltage ( i r =10 uadc ) c j - 10 pf diode capacitance ( v r =1.0, f=1.0mh z ) trr - 5.0 0.5 7.6 - ns reverse recovery time ( i f =i r =10 madc, i r (rec)=1.0madc ) ( i f =0.1 madc ) ( i f =1.0 madc ) ( i f =10 madc ) ( i f =30 madc ) ( i f =100 madc ) 1 2 3 cathode cathode anode 3 1 2 zowie t echnology corporation 10/2007 30 volts schottky barrier detector and switching diode maximum ratings (t j =125 o c unless otherwise noted) reverse voltage power dissipation @ ta=25 o c rating symbol v r 30 volts operating junction temperature range t j -55 to +150 o c storage temperature range t stg -55 to +150 o c p d 200 mw value unit 200 max forward current (dc) i f ma
zowie technology corporation BAT54AWG figure 1. recovery time equivalent test circuit zowie t echnology corporation 10/2007 c t , toatal capacitance ( pf ) notes: 1. a 2.0k variable resistor adjusted for a forward current (i f ) of 10ma. 2. input pulse is adjusted so i r(peak) is equal to 10ma. 3. t p ? t rr +10 v 2 k 820 0.1uf d.u.t. v r 100uh 0.1uf 50 output pulse generator 50 input sampling oscilloscope t r t p t 10% 90% i f i r t rr t i r(rec) = 1ma output pulse (i f = i r = 10 ma; measured at i r(rec) = 1ma i f input signal 100 0.0 0.1 v f , forward voltage ( volts ) 0.2 0.3 0.4 0.5 10 1.0 0.1 15 0 o c 10 0 5 v r , reverse voltage ( volts ) 1.0 0.1 0.01 0.001 15 10 20 25 14 0 5 v r , reverse voltage ( volts ) 12 4 2 0 15 10 30 figure 2. forward voltage figure 3. leakage current figure 4. total capacitance -40 o c 25 o c t a =150 o c t a =125 o c t a = 85 o c t a = 25 o c 0.6 -55 o c 125 o c 85 o c 100 1000 30 25 20 6 8 10 i r , reverse current ( ua ) if, forward current ( ma )
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