ML7XX11 series type name ml725b11 / m l720j11s / ml725j11f mitsubishi laser diodes ingaasp d fb-laser diodes description ML7XX11 series are dfb (distributed feedback) laser diodes emitting light beam around 1310nm. they are well suited for light source in long -distance digital transmission systems. ml725b11f / ml720j11s are hermetically sealed devices with the photo diode for optical output monitoring. features low threshold current (typical 10ma) wide temperature range operation high - side mode suppression ratio (typical 40db) high speed response (typical 0.2nsec) mqw* active layer fsbh** structure fabricated by mocvd process * multiple quantum well ** facet selective - growth buried hetero structure application long - distance digital transmission system *** specification note type operation temperature range ML7XX11-01 tc=-40 to 85oc ML7XX11-02 tc=-20 to 85oc ML7XX11-03 tc= 0 to 85oc absolute maximum ratings electrical/optical characteristics (tc=25oc mitsubishi electric ma symbol parameter test conditions min. typ. max unit ith threshold current cw - 10 30 ma iop operation current cw,po=5mw - 20 40 ma slope efficiency cw,po=5mw 0.3 0.5 - v vop operating voltage cw,po=5mw 1.2 1.8 mw/ma p peak wavelength cw,po=5mw ***)note 1290 1310 1330 nm beam divergence angle (parallel) cw,po=5mw 25 deg. beam divergence angle cw,po=5mw - 0.2 - - (perpendicular) smsr side mode suppression ratio cw,po=5mw ***)note i m cw,po=5mw 35 - - 30 40 deg. 30 40 - db monitoring output current tr,tf rise and fall time if=ith,po=5mw,10 - 90% - 0.4 0.2 ns ifd forward current (photo diode) - 2 ma symbol paramete r conditions ratings unit po light output power cw 6 mw vrl reverse voltage (laser diode) - 2 v vrd reverse voltage (photo diode) - 20 v tc case temperature - tstg storage temperature - -40to+100 oc oc -02 -20 to +85 -01 -40 to +85 -03 0 to +85
(1) 1.0min. 2.0min. 3.550.1 5.6 +0 -0.03 1.27 0.250.03 (glass) 18 1 2.10.15 1.2 0.1 4- 0.450.05 (2) 10.1 2-90o 2.00.25 (p.c.d.) 4.25 (3) (4) (0.25) (0.25) reference plane emitting facet (1) (2) (dimension:mm) 0.03 ml725b1 1 f ld pd (3) (2) (1) (4) case outline drawings (1) 1.0min. 2.0min. 3.550.1 5.6 +0 -0.03 1.27 0.250.03 (glass) 18 1 2.10.15 1.2 0.1 4- 0.450.05 (2) 10.1 2-90o 2.00.25 (p.c.d.) 4.25 (3) (4) (0.25) (0.25) reference plane emitting facet (1) (2) (dimension:mm) 0.03 ml720j11s ld pd (3) (4) (1) (2) case (1) 3.750.1 5.6 +0 -0.03 1.27 18 1 3.97 0.15 1.2 0.1 4- 0.450.05 (2) 10.1 2-90o 2.00.25 (p.c.d.) 4.3 (3) (4) (0.25) (0.25) reference plane emitting facet (1) (2) top view (7.51) (dimension:mm) 0.03 ml725j1 1 f ld pd (3) (2) (1) (4) case m l720j11 s m l72 5 b 11f m l72 5 j11f ML7XX11 series mitsubishi laser diodes ingaasp d fb-laser diodes
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