LS521 datasheet(9/12 Pages) SITI

Il numero della parte	LS521

Spiegazioni elettronici	Tunable illumination sensitivity by an external resistor

PDF	12 Pages

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Produttore elettronici	SITI [Silicon Touch Technology Inc.]

Homepage	http://www.siti.com.tw

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LS521

點晶科技股份有限公司

SILICON TOUCH TECHNOLOGY INC.

ILLUMINATION-TO-DIGITAL CONVERTER with SMBUS INTERFACE

Version

：A.002

Page8

LIGHT TO DIGITAL@VDD=3V

(fluorescent light)

120

160

200

240

280

2000

4000

6000

8000

10000

12000 14000

Ambient light(lux)

RL=1.2K

RL=6K

Digital variation

VDD(volt)

Ee=800lux(flourescent),

R=1.2K

Temperature variation@VDD=3V

-10

-40 -30 -20 -10

10 20 30 40 50 60 70 80 90

Temperature(℃)

Ee=500lux(flourescent), R=1.2K

Ee=0lux, R=1.2K

Incident angle vs Responsivity@VDD=3V

fluorescent light Ee=500lux

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

-90 -80 -70 -60 -50 -40 -30 -20 -10 0

10 20 30 40 50 60 70 80 90

Incident angle

TOP view

IDD vs Temp.@Ee=0lux

0.0

0.5

1.0

-40 -30 -20 -10 0

10 20 30 40 50 60 70 80 90

Temperature(℃)

Spectral response

0.0

0.2

0.4

0.6

0.8

1.0

1.2

300

500

700

900

1100

wavelength(nm)

LS521

CIE

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