TSL4531
DIGITAL AMBIENT LIGHT SENSOR
TAOS112 − OCTOBER 2011
TYPICAL CHARACTERISTICS
NORMALIZED RESPONSIVITY
vs.
ANGULAR DISPLACEMENT — CL PACKAGE
1.0
Photoptic
NORMALIZED SPECTRAL RESPONSIVITY
100
90
80
Normalized Responsivity
70
60
4531
0.8
Normalized Responsivity
Optical Axis
-Q
−60
0.6
50
40
30
20
10
0
300
0.4
0.2
500
700
900
λ
− Wavelength − nm
1100
0
−90
+Q
90
−30
0
30
60
Q
− Angular Displacement −
°
Figure 2
Figure 3
I
DD
vs.
V
DD
160
150
140
130
I
DD
—
mA
255C
OUTPUT
vs
ILLUMINANCE
1000k
120
705C
−155C
110
100
90
80
2.2
Output — Counts
3.2
3.4
10k
100
1
2.4
2.6
2.8
V
DD
− V
3
1
100
10k
1000k
Illuminance — lux
Figure 4
Figure 5
The
LUMENOLOGY
r
Company
r
r
www.taosinc.com
Copyright
E
2011, TAOS Inc.
5
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
