users guide C-28-0704 vfd (vacuum fluorescent character display module) for product support, contact new haven display international 2511 technology drive #101 e lgin , il 601 24 tel: (847) 8 44-8795 fax: (847) 8 44-8796 october 31, 2006 newhav en display international C-28-0704
october 31, 2006 vacuum fluorescent display specification part number: C-28-0704 features: 8 digits, seven segmented, with icons C dvd, svcd application: character display (7-seg) ratings: below panel length p.l. 112.0 mm outer dimensions panel height p.h. 25.0 mm panel thickness p.t. 6.8 mm leads lead pitch l.p. 2.54 mm lead out - sil character size character height c.h. multi mm character width c.w. multi mm item symbol min. recommended max. unit filament voltage ef 3.9 4.3 4.7 vac peak grid voltage ec - 25.0 28.0 vp-p peak anode voltage eb - 25.0 28.0 vp-p cut-off bias ek - - - - duty cycle du - 1/8 - - pulse width tp - 100 - us operating temperature topr -20 - + 70 c storage temperature tstg -55 - + 85 c color of illumination green / red / yellow -1-
C-28-0704 electrical characteristics item symbol test condition min. typical max. unit filament current if ef = 4.3 vac 117.0 130.0 143.0 maac - eb = ec = 0 - - - - anode current ib/1g ef = 4.3 vac - 11.0 22.0 map-p ib/2g eb = 25.0 vp-p - 13.0 26.0 map-p ib/3,4g ec = 25.0 vp-p - 6.0 12.0 map-p ib/5,6,7g du = 1/8 - 9.0 18.0 map-p - tp = 100 us - - - map-p grid current ic/1g - 11.0 22.0 map-p ic/2g - 13.0 26.0 map-p ic/3,4g - 8.0 16.0 map-p ic/5,6,7g - 11.0 22.0 map-p - - - - map-p l(g) 350 700 - cd/m 2 (102) (204) (fl) luminance l(r) 35 70 cd/m 2 (10) (20) (fl) l(y) 60 120 cd/m 2 (17) (34) (fl) lmin/lmax luminance ratio 50 - - % ecco ef = 4.3 vac grid cut-off voltage eb = 25.0 vdc -4.5 - - vdc ebco ef = 4.3 vac anode cut-off voltage ec = 25.0 vp-p -4.5 - - vdc du = 1/8 tp = 100 us -2-
f= filament, g= grid, p= anode, nc= no connect, np= no pin c28-0704
c28-0704
c28-0704
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