 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| revised: march 17, 2009 73 ? 2009 littelfuse, inc. specifications are subject to change without notice. surface mount fuses 443 series nano 2? > 250v > time lag > 443 series please refer to www.littelfuse.com/series/443.html for current information. 443 series 443 series fuse description agency approvals electrical characteristics for series features t 7 " $ w p m u b h f s b u j o h t 5 j n f - b h t " w b j m b c m f " o " t 3 p ) 4 $ p n q m j b o u t ' v m m z d p n q b u j c m f x j u i m f b e g s f f t p m e f s b m m p z t b o e i j h i f s u f n q f s b u v s f q s p ? m f t b t t p d j b u f e x j u i m f b e g s f f b t t f n c m z % of ampere rating opening time i p v s t
. j o j n v n t f d p o e t
. b y j n v n agency agency file number ampere range e10480 0.500a - 5.00a 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) nominal voltage drop (mv) agency approvals " ! 7 " $ 448 y y 1 y y y y y 98 y 4 81 y y notes: 1. cold resistance measured at less than 10% of rated current at 23c. 2. agency approval table key: x=approved or certified, p=pending and blank=not approved 3. have special electrical characteristic needs? contact littelfuse to learn more about application specific options. 5 i f 7 / b o p ' v t f j t b t n b m m t r v b s f t v s g b d f n p v o u g v t f u i b u j t e f t j h o f e u p f o b c m f d p n q m j b o d f x j u i u i f 3 p ) 4 e j s f d u j w f 5 i j t q s p e v d u j t g v m m z d p n q b u j c m f x j u i m f b e g s f f t p m e f s b m m p z b o e i j h i f s u f n q f s b u v s f q s p ? m f t b t t p d j b u f e x j u i m f b e g s f f b t t f n c m z applications t " $ % $ q p x f s b e b q u p s t 5 f m f d p n f r v j q n f o u t z t u f n q p x f s t 1 p s u b c m f t z t u f n c v j m u j o " $ % $ d p o w f s u f s t ) j h i w p m u b h f % $ % $ d p o w f s u f s t - j h i u j o h 4 z t u f n t - & % - j h i u j o h
revised: march 17, 2009 introduction to circuit protection introduction to circuit protection transientology 74 ? 2009 littelfuse, inc. specifications are subject to change without notice. surface mount fuses 443 series nano 2? > 250v > time lag > 443 series please refer to www.littelfuse.com/series/443.html for current information. average time current curves 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 ? $ soldering parameters temperature rerating curve 0.001 0.01 0.1 1 10 10 0 0.1 1 10 100 1000 time in seconds current in amps 0.50 a 0.75 a 1.00 a 1.50 a 2.00 a 2.50 a 3.00 a 3.50 a 4.00 a 5.00 a / 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 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 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: march 17, 2009 75 ? 2009 littelfuse, inc. specifications are subject to change without notice. surface mount fuses 443 series nano 2? > 250v > time lag > 443 series please refer to www.littelfuse.com/series/443.html for current information. 443 series materials # p e z $ f s b n j d $ b q 4 j m w f s 1 m b u f e # s b t t product marking # p e z # s b o e - p h p $ v s s f o u 3 b u j o h 3 b u f e 7 p m u b h f 5 $ $ i b s b d u f s j t u j d i 5 w insulation resistance b g u f s 0 q f o j o h . * - 4 5 % . f u i p e 5 f t u $ p o e j u j p o " p i n t . j o j n v n solderability . * - 4 5 % . f u i p e resistance to soldering heat . * - 4 5 % . f u i p e 5 f t u $ p o e j u j p o # t f d b u p $ moisture sensitivity level - f w f m + 4 5 % $ pcb recommendation for thermal management . j o d p q q f s m b z f s u i j d l o f t t v n . j o d p q q f s u s b d f x j e u i n n " m u f s o b u f n f u i p e t p g u i f s n b m n b o b h f n f o u n b z c f v t f e * o t v d i d b t f t v o e f s o p s n b m p q f s b u j p o t u i f n b y j n v n u f n q f s b u v s f p g u i f g v t f c p e z t i p v m e o p u f y d f f e 0 $ j o b 0 $ b n c j f o u f o w j s p o n f o u product characteristics 5a 3.12 (.123") 3.12 (.123") 10.10 (.397") 3.25 (.128") 3.43 (.135") 12.6 (.496") 6.10 (.240") recommended pad layout 1.70 typ (.067") ac250v t 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 operating temperature o 0 $ u p 0 $ x j u i q s p q f s e f s b u j o h 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 p $ u p p $ vibration . * - 4 5 % ' . f u i p e " ) [ moisture resistance . * - 4 5 % . f u i p e ) j h i ) v n j e j u z 3 ) ) f b u p $ salt spray . * - 4 5 % ' . f u i p e 5 f t u $ p o e j u j p o # mechanical shock . * - 4 5 % . f u i p e 5 f t u $ p o e j u j p o * ( t q f b l g p s n j m m j t f d p o e t 0443 .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 d 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 01.5 % 3 b n q q s p e v d u t i p x o b c p w f revised: march 17, 2009 introduction to circuit protection introduction to circuit protection transientology 76 ? 2009 littelfuse, inc. specifications are subject to change without notice. |
Price & Availability of 0443002DR
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |