297 ? 2009 littelfuse, inc. specications are subject to change without notice. axial lead & cartridge fuses 233 series 520 mm > medium-acting > 233 series please refer to www.littelfuse.com/series/233.html for current information. 233 series agency approvals features applications agency agency file number ampere range ps e cartridge certicates: nbk280602-e10480 c nbk290502-e10480 i leaded certicates: nbk280602-e10480 d nbk290502-e10480 j 1a C 5a 6a C 10a 1a C 5a 6a C 10a certicates: su05001 C 2010 1a C 6.5a listed file: e10480 guide: jdyx 1a C 10a fle: 029862 acc. class: lr1422-01 electrical characteristics for series % of ampere rating ampere rating opening time 100% 1a C 3.5a 4 hours, minimum 4a C 7a 1 hour, minimum 8a C 10a 1 hour, minimum 135% 1a C 3.5a 15 sec., min; 1500 sec., max. 4a C 7a 15 sec., min; 1500 sec., max. 8a C 10a 3 sec., min; 3600 sec., max. 200% 1a C 3.5a .60 sec., min; 3 sec., max. 4a C 7a .60 sec., min; 3 sec., max. 8a C 10a 0.4 sec., min; 2.25 sec., max. t % f t j o h f e u p 6 - $ 4 " ance 248 standard t " w b j m b c m f j o d b s u s j e h f and axial lead format t 3 p ) 4 d p n q m j b o u b o e lead-free amp code amp rating (a) voltage rating (v) interrupting rating nominal cold resistance (ohms) nominal melting i 2 t (a 2 sec) agency approvals ps e 001. 1 125 10,000a @ 125 vac 0.1750 1.97500 xxxxx 1.25 1.25 125 0.1263 3.39000 x x x x x 01.6 1.6 125 0.0880 6.14000 xxxxx 002. 2 125 0.0684 9.97000 xxxxx 02.5 2.5 125 0.0521 17.04500 xxxxx 003. 3 125 0.0431 26.24000 xxxxx 3.15 3.15 125 0.0380 29.79500 xxxxx 03.5 3.5 125 0.0322 36.27500 xxxxx 004. 4 125 0.0293 51.61000 xxxxx 005. 5 125 0.0217 89.97500 xxxxx 006. 6 125 0.0179 131.45500 xxxxx 06.3 6.3 125 0.0166 151.90500 xxxxx 007. 7 125 0.0137 157.31000 x x x 008. 8 125 0.0084 169.43500 xxxx 010. 10 125 0.0066 274.11500 xxxx electrical characteristic specications by item y n n n f e j v n o b d u j o h h m b t t c p e z g v t f e f t j h o f e u p 6 - t q f d j ? d b u j p o 6 t f e b t t v q q m f n f o u b s z q s p u f d u j p o j o b q q m j b o d f p s v u j m j [ b u j p o f r v j q n f o u u p q s p w j e f j o e j w j e v b m q s p u f d u j p o g p s d p n q p o f o u t p s j o u f s o b m d j s d v j u t 233 series, 5 x 20 mm, medium-acting fuse ps e description revised: september 9, 2010
introduction to circuit protection introduction to circuit protection transientology 298 ? 2009 littelfuse, inc. specications are subject to change without notice. axial lead & cartridge fuses 233 series 520 mm > medium-acting > 233 series please refer to www.littelfuse.com/series/233.html for current information. average time current curves temperature rerating curve soldering parameters - wave soldering dwell time 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 time (seconds) temperature (c) - measured on bottom side of board cooling time preheat time wave parameter lead-free recommendation preheat: % f q f o e t p o ' m v y " d u j w b u j p o 5 f n q f s b u v s f 5 z q j d b m * o e v t u s z 3 f d p n n f o e b u j p o 5 f n q f s b u v s f . j o j n v n 100 c 5 f n q f s b u v s f . b y j n v n 150 c 1 s f i f b u 5 j n f 60-180 seconds solder pot temperature: 260 c maximum solder dwell time: 2-5 seconds recommended hand-solder parameters: 4 p m e f s * s p o 5 f n q f s b u v s f ? $ ? $ ) f b u j o h 5 j n f t f d p o e t n b y note: these devices are not recommended for ir or convection reow process. recommended process parameters: 1a 1.25a 1.6a 2a 2.5a 3a 3.15a 3.5a 4a 5a 6a 6.3a 7a 8a 10a 100 1000 10000 0.1 0.01 0.001 1 10 100 1000 time in seconds current in amperes
299 ? 2009 littelfuse, inc. specications are subject to change without notice. axial lead & cartridge fuses 233 series 520 mm > medium-acting > 233 series please refer to www.littelfuse.com/series/233.html for current information. 233 series materials # p e z ( m b t t $ b q / j d l f m o q m b u f e c s b t t - f b e t 5 j o o q m b u f e $ p q q f s terminal strength . * - 4 5 % (
. f u i p e "
5 f t u condition a solderability reference iec 60127 second edition 2003-01 annex a product marking $ b q # s b o e m p h p
d v s s f o u b o e w p m u b h f rating $ b q 4 f s j f t b o e b h f o d z b q q s p w b m n b s l j o h t packaging " w b j m b c m f j o # v m l . q d t q l h
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