bat42 - BAT43 schottky barrier diodes features : ? for general purpose applications. ? these diodes feature very low turn-on voltage and fast switching. these devices are protected by a pn junction guard ring against excessive voltage, such as electro-static discharges ? these diodes are also available in the minimelf case with the type designations ll42 to ll43. ? pb / rohs free mechanical data : case: do-35 glass cas e weight: approx. 0.13g maximum ratin g s and thermal characteristics (rating at 25 c ambient temperature unless otherwise specified .) symbol value unit repetitive peak reverse voltage v rrm 30 v continuous forward current i f 200 (1) ma repetitive peak forward current at tp < 1s, i frm 500 (1) ma forward surge current at tp < 10 ms, i fsm 4 (1) a power dissipation ,ta = 65 c p d 200 (1) mw thermal resistance junction to ambient air r ja 300 (1) c/w junction temperature t j 125 c ambient operating temperature range ta -65 to + 125 c storage temperature range t s -65 to + 150 c note: (1) valid provided that leads at a distance of 4mm from case are kept at ambient temperature. electrical characteristics (t j = 25 c unless otherwise noted) parameter symbol min typ max unit reverse breakdown voltage v (br)r 30 - - v reverse current v r = 25 v - - 0.5 pulse test tp <300 s , <2% v r = 25 v , t j = 100 c - - 100 bat42 , 43 i f = 200ma - - 1.00 forward voltage bat42 i f = 10ma - - 0.40 pulse test t p <300 s , <2% bat42 i f = 50ma - - 0.65 BAT43 i f = 2ma 0.26 - 0.33 BAT43 i f = 15ma - - 0.45 diode capacitance cd v r = 1v, f = 1mhz -7-pf i f = 10ma, i r = 10ma , irr = 1ma, r l = 100 page 1 of 2 rev. 03 : may 8, 2006 v i r = 100 a (pulsed) a reverse recovery time trr - - 5 ns test condition parameter v f i r do - 35 glass (do-204ah) 0.079(2.0 )max. 0.150 (3.8) max. 0.020 (0.52)max. dimensions in inches and ( millimeters ) 1.00 (25.4) min. 1.00 (25.4) min. cathode mark certificate th97/10561qm certificate tw00/17276em
rating and characteristic curves ( bat42 and BAT43 ) admissible power dissipation typical forward characteristics vs. ambient temperature typical reverse characteristics page 2 of 2 rev. 03 : may 8, 2006 0 0.4 1.0 forward voltage , v f (v) 0.01 10 1000 forward current , i f (ma) 0.1 1 100 reverse voltage , v r (v) reverse current , i r ( a) 0204050 1000 t j = 125 c t j = 25 c 0.2 0.6 0.8 1.2 t j = 25 c 100 10 1 0.1 0.01 30 10 0 0 100 200 ambient temperature , ta (c) power dissipation , p d (mw) 100 200 50 250 150 certificate th97/10561qm certificate tw00/17276em
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