revised: february 18, 2009 81 ? 2009 littelfuse, inc. specifications are subject to change without notice. surface mount fuses nano 2? > 250v umf time lag > 465 series 465 series please refer to www.littelfuse.com/series/465.html for current information. 465 series 465 series fuse description agency approvals electrical characteristics for series features t 5 j n f - b h t - j t u f e u p * & $
6 o j w f s t b m . p e v m b s ' v t f - j o l t 6 . '
7 t 7 " $ 7 p m u b h f s b u j o h t 3 p ) 4 d p n q m b j o u ps e % of ampere rating opening time i p v s
. j o j n v n n j o v u f t
. b y j n v n t f d
. j o t f d
. b y agency agency file number ampere range ps e nbk030205-e108480b 1a - 6.3a e184655a,b 250ma - 6.3a 5 i f 4 v s g b d f . p v o u / b o p 7 6 . ' q s p e v d u g b n j m z d p n q m j f t x j u i * & $ 1 v c m j d b u j p o * & $ 6 o j w f s t b m . p e v m b s ' v t f - j o l t < 6 . ' > 5 i j t * & $ t u b o e b s e i b t c f f o b d d f q u f e c z 6 - $ 4 " n b l j o h j u u i f ? s t u h m p c b m g v t f t u b o e b s e electrical specifications by item ampere rating (a) amp code max voltage rating (v) interrupting rating nominal cold resistance (ohms) nominal melting i t (a 2 sec) agency approvals ps e b n q f s f t ! 7 " $ y y y y y y y y y y y y y y y y y y applications t 1 p x f s t v q q m z t - j h i u j o h t z t u f n t 8 i j u f h p p e t t * o e v t u s j b m f r v j q n f o u t . f e j d b m f r v j q n f o u notes: - l 2 t calculated at 8ms. - resistance is measured at 10% of rated current, 25oc - for information and availability of additional ratings please contact littelfuse
revised: february 18, 2009 introduction to circuit protection introduction to circuit protection transientology 82 ? 2009 littelfuse, inc. specifications are subject to change without notice. surface mount fuses 465 series nano 2? > 250v umf time lag > 465 series please refer to www.littelfuse.com/series/465.html for current information. average time current curves 100 100 10 1 0.1 0.01 0.001 1 10 1000 0.1 1a 1.25 a 1.6 a 2a 2.5 a 3.15 a time in seconds current in amperes 4a 5a 6.3 a soldering parameters temperature rerating curve reflow condition 1 c o ' s f f b t t f n c m z pre heat - temperature min (t s(min) ) ? $ - temperature max (t s(max) ) ? $ - time (min to max) (t s ) o t f d t average ramp up rate (liquidus temp (t l ) to peak ? $ t f d p o e n b y t s(max) to t l - ramp-up rate ? $ t f d p o e n b y reflow - temperature (t l ) (liquidus) ? $ - temperature (t l ) o t f d p o e t peak temperature (t p ) ? $ time within 5c of actual peak temperature (t p ) o t f d p o e t ramp-down rate ? $ t f d p o e n b y time 25c to peak temperature (t p ) n j o v u f t n b y do not exceed ? $ wave soldering parameters ? $ 1 f b l 5 f n q f s b u v s f
t f d p o e t n b y / p u f % f s b u j o h e f q j d u f e j o u i j t d v s w f j t j o b e e j u j p o u p u i f t u b o e b s e e f s b u j o h p g g p s d p o u j o v p v t p q f s b u j p o time temperature t p t l t s(max) t s(min) 25 t p t l t s time to peak temperature (t 25oc to peak) ramp-down ramp-up preheat critical zone t l to t p
revised: february 18, 2009 83 ? 2009 littelfuse, inc. specifications are subject to change without notice. surface mount fuses nano 2? > 250v umf time lag > 465 series 465 series please refer to www.littelfuse.com/series/465.html for current information. 465 series materials # p e z ) j h i 1 f s g p s n b o d f $ f s b n j d 5 f s n j o b u j p o t 4 j m w f s q m b u f e c s b t t product marketing # s b o e
" n q f s f 3 b u j o h
7 p m u b h f 3 b u j o h
6 . ' - p h p operating temperature o o $ u p o $ moisture sensitivity level - f w f m
+ 4 5 % $ solderability * & $ insulation resistance (after opening * & $ . p i n n j o ! 7 % $
shock . * - 4 5 %
. f u i p e
5 f t u $ p o e j u j p o " thermal shock . * - 4 5 %
. f u i p e
5 f t u $ p o e j u j p o #
d z d m f t
o o $ u p ? $ mechanical shock . * - 4 5 %
. f u i p e
5 f t u $ p o e j u j p o " vibration . * - 4 5 %
. f u i p e ) [
moisture resistance . * - 4 5 %
. f u i p e
d z d m f t salt spray . * - 4 5 %
. f u i p e
5 f t u $ p o e j u j p o # i s t
resistance to soldering heat * & $ product characteristics reflow solder f 2.8 (.11") 12.1 (.475") 4.5 (.177") 6.7 (.264") 6.8 (.264") wave solder 3.5 (.14") ac250v t500mal 6.9 (.27") 5.6 (.22") 5.6 (.22") 4.5 (.177") height end cap top view dimensions packaging part numbering system packaging option packaging specification quantity quantity & packaging code n n 5 b q f b o e 3 f f m & * " 3 4 * & $
q b s u
% 3 0465 .500 d r series amp code * quantity code packaging code 3 f g f s u p & m f d u s j d b m $ i b s b d u f s j t u j d t u b c m f % q d t 3 5 b q f b o e 3 f f m * example: b n q q s p e v d u j t 02.5 % 3 b n q q s p e v d u t i p x o b c p w f
revised: february 18, 2009 introduction to circuit protection introduction to circuit protection transientology 84 ? 2009 littelfuse, inc. specifications are subject to change without notice.
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