e l ek tr on isch e b a u e lemen te scs 4148w sur fac e m o unt f a st swit c h ing diode sod-1 23 ? features . fast switching speed . ultra-small surface mount package . for general purpose switching applications . high conductance . also available in lead free version ? mechanical data . case: sod-123, plastic . epoxy: ul 94v-0 rate flame retardant . metallurgically bonded construction . polarity: color band denotes cathode end . mounting position: any . weight: 0.004 grams ? maximum ratings rating 25 : ambient temperature unless otherwise specified. single phase half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. type number symbol value units non-repetitive peak reverse voltage v rm 100 v peak repetitive reverse voltage v rrm working peak reverse voltage v rwm dc blocking voltage v r 75 v rms reverse voltage v r(rms) 53 v forward continuous current i fm 300 ma average rectified output current i o 150 ma non-repetitive peak forward surge current @ t = 1.0 ! s 2.0 @ t = 1.0 s ! i fsm 1.0 a power dissipation (note 1) p d 200 mw thermal resistance junction to ambient air (note 1) r ja 625 : / w operating and storage temperature range t j , t stg - 65 ~ + 150 : ht t p:/ /ww w. s ecos gmbh. c om/ any changing of specification will not be informed individual m a r k i n g : t 4 , 5 d a b e c j d h g dim min max min max millmeters a 3.55 3.85 0.140 0.152 b c d e g h j inches ------ 1.35 ------ 0.053 1.40 1.80 0.550 0.071 2.55 2.85 0.100 0.112 0.30 0.78 0.120 0.031 0.15 ------ 0.006 ------- ----- 0.25 ------- 0.001 ----- 0.15 ------- 0.006 01 -jun-2004 rev. b page 1 of 2 rohs compliant product a suffix of "-c" specifies halogen & lead-free
e l ek tr on isch e b a u e lemen te sc s 4148w s u r f a ce mou n t f a st s w itch in g diod e ? electrical characteristics (ta=25 ) : type number symbol min. max. units test condition reverse breakdown voltage v rm 75 - v i r = 1.0a 0.715 i f = 1.0ma 0.855 i f = 10ma 1.0 i f = 50ma forward voltage (note 2) v fm - 1.25 v i f = 150ma 1.0 a v r = 75v 50 a v r = 75v, t j = 150 ? 30 a v r = 25v, t j = 150 ? peak reverse current (note 2) i rm - 25 na v r = 20v total capacitance c t - 2.0 pf v r = 0, f = 1.0mhz i f = i r = 10ma, reverse recovery time t rr - 4.0 ns i rr = 0.1x i r , r l = 100
notes: 1. part mounted on fr-4 pc board with recommended pad layout, 2. short duration test pulse used to minimize self-heating effect. ? rating and characteristic curves ht t p :/ /ww w. s ecos g mbh. c o m/ any changing of specification will not be informed individual 0 100 0 25 50 75 125 100 150 p , power dissipation (mw) d t , ambient temperature (c) a f ig. 1 p ower derating c urve 300 200 10 1.0 100 1000 0.1 0.01 01 2 i , instantaneous forward current (ma) f v , instantaneous forward voltage (v) f fig. 2 forward characteristics 1 10 100 1000 10,000 0 100 200 i , le akage cur r e nt (na) r t,junction temperature (c) j f ig. 3 leakage c urrent vs j unction temperature v = 2 0 v r 0 1 - j u n - 2 0 0 4 r e v . b p a g e 2 o f 2
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