DG290

DG290 KODENSHI | Alldatasheet

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• 1- D G - 2 9 0 Photointerrupters(Transmissive) K O D E N S H I Forward voltage Reverse current Peak wavelength Operating supply voltage rang Low level output voltage High level output voltage Peak wavelength Threshold input current * 4 Hysteresis * 5 L ¡æH propagation time H ¡æL propagation time Rise time Fall time The DG¡©290 carrying a unique hysteresis transistor (BAMBIT)developed by KODENSHI CORP.facililates digital output bymeans of two leads.This digital photointerrupter,because of its ultra¡©c o m p a c t size,requires little space. F E A T U R E S ¦UDIGITAL OUTPUT : directly connect to a microcomputer digital port. ¦UHYSTERESIS : stable against chattering of the object ¦UH I G H¡©SPEED RESPONSE:faster than phototransistor t y p e ¦USetting easy A P P L I C A T I O N S ¦UC D¡©ROM drive ¦USensor of camera lens position ¦UEncoder of printer or scanner D I M E N S I O N S (Unit : mm) ( T a = 2 5¡É)ELECTRO-OPTICAL CHARACTERISTICS IF= 2 0 m A VR= 5 V IF = 2 0 m A VC C= 3 V , IF = 0 m A , RE =100k ¥Ø VC C= 3 V , IF = 1 4 m A , RE =100k ¥Ø VCC=3V,RE=100k¥Ø VCC=3V,RE=100k¥Ø VC C= 3 V , IF = 1 4 m A , RE =100k ¥Ø I t e m T y p . 1 . 2 9 4 0 0 . 2 5 2 . 6 5 8 8 0 6 . 0 0 . 8 5 1 0 2 5 2 . 5 1 5 VF IR ¥ëp VC C VO L VO H ¥ë p IF L H IF H L/ IF L H tP L H tP H L t r t r 2 . 0 2 . 5 1 . 4 1 0 5 . 5 0 . 4 1 2 . 0 V ¥ìA n m V V V n m m A ¥ìs e c . ¥ìs e c . ¥ìs e c . ¥ìs e c . S y m b o l C o n d i t i o n s M i n . M a x . U n i t . R a t i n g S y m b o l I t e m MAXIMUM RATINGS PD IF VR IF P Ic VC E O VE C O T o p r . T s o l . 7 5 5 0 0 . 5 1 0 0 . 3 - 2 5 ~ + 8 0 2 6 0 m W m A V A m A V V U n i t ( T a = 2 5¡É) *1. pulse width £º£ô£÷§Z100 ¥ìsec.period £ºT=10msec. *2. No icebound or dew *3. For MAX.5 seconds at the position of 1mm from the package *4. IFLH represents forward current when output changes from low to high. *5. IFHL represents forward current when output changes from high to low. Power dissipation Forward current Reverse voltage Pulse forward current * 1 Collector current C-E voltage E-C voltage Operating temp. * 2 Soldering temp.* 3 I n p u t O u t p u t I n p u t I n p u t T r a n s m i s s o n

• 2- D G - 2 9 0 Photointerrupters(Transmissive) Power dissipation Vs. Ambient temperature Threshold input current Vs. Ambient temperature Forward current Vs. Forward voltage Output voltage Vs. Ambient temperature LED Vs. Supply voltage LED Vs. Load resistance Hysteresis width Vs. Load resistance Hysteresis width Vs. Ambient temperature Switching time Vs. Load resistance