everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 1 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B features ? excellent ir-cut performance ? close responsively to the human eye spectrum ? light to current, analog output ? good output linearity across wide illumination rang e ? low sensitivity variation across various light sour ces ? operation temperature performance, -40 o c to 85 o c ? wide supply voltage range, 1.8v to 5.5v ? size: 5mm lamp (flat lens) ? rohs compliant package description the ALS-PDIC243-3B is an ambient light sensor, whic h incorporates a photodiode and a current amplifier ic in dip package. everlight als series products are a good effective solution to the power saving of display backlightin g of mobile appliances, such as the mobile phones, nb and pdas. due to the high rejection rati o of infrared radiation, the spectral response of the ambient light sensor is close to hu man eyes. also, it is very suitable to use als product for opto-switch application. applications ? ambient light monitoring device for daylight and ar tificial light C ccd camera/cctv security equipment, street light ? detection of ambient light to control display backl ighting computing device C tft lcd monitor for notebook c omputer consumer device C tft lcd tv, video camera, digit al camera, toys
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 2 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B package dimensions notes: 1.all dimensions are in millimeters 2.tolerances unless dimensions 0.1mm
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 3 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B absolute maximum ratings ( ta=25 ) parameter symbol rating unit supply voltage [note1] v cc -0.7~6.5 v operating temperature range t opr -40 ~ +85 c storage temperature range t stg -40 ~ +100 c soldering temperature range t sol 260 c recommended operating conditions ( ta=25 ) parameter symbol min. max. unit operating temperature t opr -40 +85 c supply voltage v cc 1.8 5.5 v rankings bin symbol min max unit test condition 1 10 16 2 16 23 3 i ph 23 30 ua v cc = 3v ev = 100lux
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 4 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B electrical and optical characteristics ( ta=25 ) parameter symbol min typ max. unit test condition dark current i d --- 0.05 0.1 ua v cc =3v, e v = 0lux i ph1 1 3 --- ua v cc =3v, e v = 10lux [note1] i ph2 10 30 --- ua v cc =3v, e v = 100lux [note1] i ph3 100 300 --- ua v cc =3v, e v = 1000lux [note1] light current i ph4 100 300 --- ua v cc =3v, e v = 1000lux [note2] photocurrent ratio i ph4 / i ph3 --- 1 --- --- v cc =3v, e v = 1000lux peak sensitivity wavelength p --- 560 --- nm sensitivity wavelength range 390 --- 700 nm rise time t r --- 0.36 --- ms fall time t f --- 1.13 --- ms v cc = 3 v r l = 27k angle of half sensitivity 2 1/2 --- 143 --- deg. v cc = 3 v note: 1. white fluorescent light (color temperature = 650 0k) is used as light source. however, white led is substituted in mass production. 2. illuminance by cie standard illuminant-a / 2856k , incandescent lamp.
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 5 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B 1 10 100 1000 10000 1e-4 1e-3 0.01 0.1 1 10 t a = 25 vcc = 3v fluorence light r l = 75 k fluorence light r l = 27 k fluorence light r l = 7.5 k fluorence light r l = 1 k output voltage (v) illuminance (lux) 1 2 3 4 5 6 1 10 100 1000 e v = 100 lux light current (ua) supply voltage (v) typical electrical and optical characteristics curv es fig.1 light current vs. illuminance fig.2 output voltage vs. illuminance 1 10 100 1000 0.1 1 10 100 1000 v cc = 3v light current (ua) illuminance (lux) fig.3 spectral response fig.4 light current vs. supply voltage fig.5 light current vs. temperature fig.6 dark current vs. temperature -60 -40 -20 0 20 40 60 80 100 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 v cc = 3v e v = 100 lux relative light current temperature ( )
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 6 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B converting photocurrent to voltage note: 1. the output voltage (v out ) is the product of photocurrent (i ph ) and loading resistor (r l ) 2. a right loading resistor shall be chosen to meet the requirement of maximum ambient light, and output saturation voltage: v out (max.) = i out (max.) r l Q v out (saturation) v cc 0.4v
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 7 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B xxxxxx xxxxxx xxxxxxxxxxxx xxxx xxxxxxxx rohs packing quantity specification 1.500pcs/1bag 5bags/1box 2.10boxes/1carton label format
everlight electronics co., ltd. http:\\www.everlight.com document no: das-024-010 rev1 oct.10, 2008 8 5mm t-1 3/4 ambient light sensor ALS-PDIC243-3B notes 1. above specification may be changed without notice. everlight will reserve authority on material change for above specificatio n. 2. when using this product, please observe the absolut e maximum ratings and the instructions for using outlined in these specif ication sheets. everlight assumes no responsibility for any damage resulting from use of the product which does not comply with the absolute maximum rat ings and instructions included in these specification sheets. 3. these specification sheets include materials protec ted under copyright of everlight corporation. please dont reproduce or ca use anyone to reproduce them without everlights consent.
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