index-guided high power algaas laser diode description the SLD234VL is a high power index-guided algaas laser diode. features high power low power consumption low astigmatism small package ( f 5.6mm) applications pickups for optical discs structure algaas quantum well-structured laser diode pin photodiode for optical power output monitor recommended operating optical power output 50mw absolute maximum ratings (tc = 25?) optical power output p o 50 mw (cw) 80 mw (pulse) pulse period of 1 s or less duty of 50% or less reverse voltage v r ld 2 v pd 15 v operating temperature topr ?0 to +60 ? storage temperature tstg ?0 to +85 ? connection diagram ?1 e97941a99-ps sony reserves the right to change products and specifications without prior notice. this information does not convey any licens e by any implication or otherwise under any patents or other right. application circuits shown, if any, are typical examples illustr ating the operation of the devices. sony cannot assume responsibility for any problems arising out of the use of these circuits. SLD234VL m-260 common ld pd 3 21 pin configuration 21 3 bottom view 1. ld anode 2. pd anode 3. common
? 2 SLD234VL optical and electrical characteristics (tc = 25 c) tc: case temperature item symbol conditions min. typ. max. unit threshold current operating current operating voltage oscillation wavelength differential efficiency radiation angle astigmatism monitor current positional accuracy ith iop vop l p h d q // q^ as im ? f // ? f^ ? x, ? y, ? z cw cw, p o = 50mw cw, p o = 50mw cw, p o = 50mw cw, p o = 50mw cw, p o = 50mw cw, p o = 50mw cw, p o = 50mw cw, p o = 50mw, vr (pin) = 5v cw, p o = 50mw cw, p o = 50mw 15 60 775 0.8 7 19 20 70 2.0 785 1.0 8.5 22 0.05 30 85 2.5 795 1.3 10 27 ? 2.0 3.0 80 ma ma v nm mw/ma degree degree m ma degree degree m parallel perpendicular angle position
? 3 SLD234VL package outline unit: mm s o n y c o d e e i a j c o d e j e d e c c o d e r e f e r e n c e s l o t 1 . 0 0 . 5 0 . 4 9 0 r e f e r e n c e p l a n e 1 2 f 5 . 6 0 . 0 5 f 4 . 4 m a x f 3 . 7 m a x 0 . 2 5 * 1 . 2 6 0 . 5 m i n 2 . 6 m a x 1 . 2 0 . 1 6 . 5 3 f 0 . 4 5 p c d f 2 . 0 l d c h i p & p h o t o d i o d e * o p t i c a l d i s t a n c e = 1 . 3 5 0 . 1 5 m - 2 6 0 1 2 3 m - 2 6 0 p a c k a g e w e i g h t 0 . 3 g 0 3
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