ML7XX28 series type name ml792e28 / ml792h28 mitsubishi laser diodes 10gb p s ingaasp dfb laser diode description ML7XX28 series are uncooled dfb (distributed feedback) laser diodes for 10gbps transmission emitting light beam at 1310nm. /4 phase shifted grating structure is employed to obtain excellent smsr performance under 10gbps modulation. furthermore, ML7XX28 is able to operate in the wide temperature range from 0 o c to 70 o c without temperature control. features 10gbps ethernet/short reach applicatio n abs o lute maximum ratings /4 phase shifted grating structure high side-mode-suppression-ratio (typical 45db) wide temperature range operation ( 0 o c to 70 o c ) high resonance frequency (typical 15ghz) elec tric al/o ptic al c harac teris tic s threshold current operation current operating voltage peak wavelength beam divergence angle (parallel) (perpendicular) side mode suppression ratio rise time(20%-80%) s y mb o l parameter conditions min . typ max unit ith cw -20ma io p cw,po=5mw - 30 40 ma v vo p cw,po=5mw 1.1 1.8 p 1310 nm cw,po=5mw - 25 47 deg. - 15 - - smsr fr 10gbps, ex=7db, ppeak=5mw 40 - 30 deg. 30 45 resonance frequency db 40 ghz 1290 1330 - limits ma cw,tc=70 o c cw,po=5mw,tc=70 o c cw,po=5mw 10gbps, ex=7db, ppeak=5mw 4th order bessel - thompson filter - 20 30 - 60 80 ma mw/ma 0.20 0.15 - cw,po=5mw 30 psec slope efficiency symbol parameter conditions ratings unit i f laser forward current 120 ma vrl laser reverse voltage - 2 v tc operation temperature - 0 ~ +70 ts t g storage temperature - -40 ~+100 po output power cw 6 mw - mitsubishi electric as of nov, 2001 tr 8 fall time(20%-80%) 30 50 - - cw,po=5mw,tc= 0 o c ~ +70 o c cw,po=5mw,tc= 0 o c ~ +70 o c t f (tc=25 o c ) o c o c chip-on-carrier 42 1 ohm ml792e28-01 ml792h28-01 matching resistance :rs ty p e *** specification note preliminary notice: some p arametric limits are sub j ect to chan g e
outline drawings ML7XX28 series mitsubishi laser diodes 10gbps ingaasp dfb-laser diode ml792e28 (2) (1) ca se mitsubishi electric as of nov, 2001 rs 2.1 0.05 b eam p oint rs b eam p oint ml792h28 (2) (1) ca se rs 2.1 0.05 b eam p oint rs b eam p oint rs
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