ambient light photo sensor (alps) key markets ? portable devices mobile phones, pdas, digital still cameras, camcorders ? consumer home lighting, audio sets, lcd tvs ? automotive vehicle dashboards, head and rear lights, traf? c lights agilent technologies agilents ambient light photo sensor (HSDL-9000) detects the amount of light available and signals as to whether or not backlighting is necessary in order to see a screen or keypad in mobile electronic devices such as phones, pdas and laptop computers. backlighting is only necessary about 40 percent of the time, so the HSDL-9000 can add signi? cant time between battery recharges. the HSDL-9000 outperforms other light detection solutions because its spectral response peaks at the same frequency (550 nm) as the human eye does. other solutions using a silicon photodiode provide varying degrees of performance, especially in different light sources such as ? uorescent and halogen. agilent HSDL-9000 performs equally well with all light sources.
features ? miniature plcc surface-mount package ? lead-free package ? integrated photodiode and analog to digital circuitry ? peaks in the human luminosity curve at 550nm ? adjustable sensitivity control 3 digital levels or analog level presets bene? ts ? high level of integration brings faster and more accurate response in various ambient lighting conditions ? designed to respond the same as the human eyes spectral wavelength response ? conserves battery power in many portable devices order information : ? part number : HSDL-9000 ? packaging type: tape & reel ? quantity : 1500 key parameters : ? size : 1.1 (h) x 4.0 (w) x 3.2 (d) mm ? supply voltage : 2.7 to 3.6 v ? operating temperature : -25 oc to +85 oc ? power consumption : ? 30a typical idle (standby) current ? <10na typical shutdown current application circuit for alps agilent technologies ambient light photo sensor (alps) to ? nd out more visit www.agilent.com/view/ir data subject to change copyright ? 2003 agilent technologies, inc. may 6, 2003 5988-9504en hs dl-9000 gnd a0 a1 (4) (2) (3) (6) (5) (1) dout c1 r1 vcc vcc again analog to digital circuitry
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