650nm index-guided red laser diode description the SLD1133VL-53 is an index-guided red laser diode designed for dvd systems. for bar code scanners, its wavelength (650nm typ.) is 20nm shorter than that of the current device. features small astigmatism (7 m typ.) low operating current (60ma typ.) small package ( f 5.6mm) single longitudinal mode applications dvd bar code scanner structure algainp quantum well structure laser diode pin photo diode for optical power output monitor recommended optical power output 5mw absolute maximum ratings (tc = 25?) optical power output po 7 mw reverse voltage v r ld 2 v pd 15 v operating temperature topr ?0 to +70 ? storage temperature tstg ?0 to +85 ? ?1 e98213c92-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. SLD1133VL-53 m-274 pin configuration 3 ld 1 2 pd common 21 3 bottom view 1. ld anode 2. pd anode 3. common connection diagram
? 2 SLD1133VL-53 electrical and optical characteristics (tc: case temperature, tc = 25 c) item threshold current operating current operating voltage wavelength radiation angle positional accuracy differential efficiency astigmatism monitor current ith iop vop l q^ q // ? x, ? y, ? z ? f // ? f^ h d as imon po = 5mw po = 5mw po = 5mw po = 5mw po = 5mw po = 5mw po = 5mw po = 5mw, v r = 5v 640 24 7 0.15 0.08 50 60 2.3 650 30 8 0.4 7 0.1 65 70 2.8 660 40 10 80 2 3 0.7 15 0.25 ma ma v nm degree degree m degree degree mw/ma m ma symbol conditions min. typ. max. unit perpendicular parallel position angle handling precautions (1) eye protection against laser beams the optical output of laser diodes ranges from several mw to 4w. however the optical power density of the laser beam at the diode chip reaches 1mw/cm 2 . unlike gas lasers, since laser diode beams are divergent, uncollimated laser diode beams are fairly safe at a laser diode. for observing laser beams, always use safety goggles that block infrared rays. usage of ir scopes, ir cameras and fluorescent plates is also recommended for monitoring laser beams safely. s a f e t y g o g g l e s f o r p r o t e c t i o n f r o m l a s e r b e a m i r f l u o r e s c e n t p l a t e o p t i c a l m a t e r i a l l e n s l a s e r d i o d e o p t i c a l b o a r d o p t i c a l p o w e r o u t p u t c o n t r o l d e v i c e t e m p e r a t u r e c o n t r o l d e v i c e (2) prevention of surge current and electrostatic discharge laser diode is most sensitive to electrostatic discharge among semiconductors. when a large current is passed through the laser diode even for an extremely short time (in the order of nanosecond), the strong light emitted from the laser diode promotes deterioration and then laser diodes are destroyed. therefore, note that the surge current should not flow the laser diode driving circuit from switches and others. also, if the laser diode is handled carelessly, it may be destructed instantly because electrostatic discharge is easily applied by a human body. be great careful about excess current and electrostatic discharge.
? 3 SLD1133VL-53 example of representative characteristics i f f o r w a r d c u r r e n t [ m a ] i m o n m o n i t o r c u r r e n t [ m a ] p o o p t i c a l o u t p u t [ m w ] o p t i c a l p o w e r o u t p u t v s . f o r w a r d c u r r e n t c h a r a c t e r i s t i c s o p t i c a l p o w e r o u t p u t v s . m o n i t o r c u r r e n t c h a r a c t e r i s t i c s a n g l e [ d e g r e e ] r e l a t i v e r a d i a n t i n t e n s i t y f a r f i e l d p a t t e r n ( f f p ) t c c a s e t e m p e r a t u r e [ c ] m o n i t o r c u r r e n t v s . t e m p e r a t u r e c h a r a c t e r i s t i c s t c c a s e t e m p e r a t u r e [ c ] i t h t h r e s h o l d c u r r e n t [ m a ] t h r e s h o l d c u r r e n t v s . t e m p e r a t u r e c h a r a c t e r i s t i c s 1 0 0 6 0 0 0 0 . 2 4 0 2 0 2 0 0 6 0 0 . 2 l m o n - m o n i t o r c u r r e n t [ m a ] 0 2 5 c 2 0 4 0 8 0 t c = 0 c 5 0 c i m o n p o = 5 m w 0 . 1 0 4 0 2 0 2 0 0 6 0 2 0 0 1 0 0 1 0 1 2 3 4 5 6 7 7 0 c 2 5 c t c = 0 c 5 0 c 7 0 c 2 0 0 6 0 4 0 2 0 4 0 6 0 q ^ q / / p o = 5 m w t c = 2 5 c 8 0 8 0
? 4 SLD1133VL-53 6 4 5 6 5 0 6 5 5 6 6 0 6 6 5 t c = 0 c t c = 2 5 c t c = 5 0 c t c = 7 0 c p o = 5 m w r e l a t i v e r a d i a n t i n t e n s i t y t e m p e r a t u r e d e p e n d e n c e o f s p e c t r u m l w a v e l e n g t h [ n m ]
? 5 SLD1133VL-53 6 4 5 6 5 0 6 5 5 6 6 0 6 6 5 p o = 1 m w p o = 3 m w p o = 5 m w p o = 7 m w t c = 2 5 c l w a v e l e n g t h [ n m ] r e l a t i v e r a d i a n t i n t e n s i t y p o w e r o u t p u t d e p e n d e n c e o f s p e c t r u m
? 6 SLD1133VL-53 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 9 0 0 . 4 f 5 . 6 0 . 0 2 5 0 f 4 . 4 m a x f 3 . 7 m a x f 1 . 0 m i n 0 . 5 m i n w i n d o w g l a s s r e f e r e n c e p l a n e l d c h i p & p h o t o d i o d e 0 . 2 5 2 . 6 m a x * 1 . 2 6 1 . 2 0 . 1 6 . 5 2 3 1 3 f 0 . 4 5 p c d f 2 . 0 * o p t i c a l d i s t a n c e = 1 . 3 5 0 . 0 8 1 2 3 m - 2 7 4 p a c k a g e w e i g h t 0 . 3 g m - 2 7 4
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