TCS230_08 Datasheet, PDF (5/12 Pages) TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS – PROGRAMMABLE COLOR LIGHT-TO-FREQUENCY CONVERTER

TCS230
PROGRAMMABLE
COLOR LIGHT-TO-FREQUENCY CONVERTER
TAOS046Q − JULY 2008
TYPICAL CHARACTERISTICS
PHOTODIODE SPECTRAL RESPONSIVITY
1
0.9
Clear
0.8
0.7
Green
0.6
Blue
0.5
0.4
0.3
Normalized to
Clear
@ 715 nm
Red
T_A = 25°C
Blue
0.2
0.1
0
300
Green
500
700
900
λ − Wavelength − nm
1100
Figure 1
PHOTODIODE SPECTRAL RESPONSIVITY WITH
EXTERNAL IR-BLOCKING FILTER^†
1
0.9
Clear
Normalized to
Clear
@ 540 nm
0.8
0.7
Blue
0.6
Green
T_A = 25°C
0.5
0.4
Red
0.3
0.2
0.1
0
300
500
700
900
1100
λ − Wavelength − nm
† Typical IR filter examples include Schott BG18, Schott BG39, and
Hoya CM500.
Figure 2
NORMALIZED OUTPUT FREQUENCY
vs.
ANGULAR DISPLACEMENT
1
0.8
0.6
0.4
0.2
Angular Displacement is
Equal for Both Aspects
0
−90
−60 −30
0
30
60
90
Q − Angular Displacement − °
Figure 3
PHOTODIODE RESPONSIVITY TEMPERATURE
COEFFICIENT vs.
WAVELENGTH OF INCIDENT LIGHT
11k
10k
9k
8k
7k
6k
5k
4k
3k
2k
1k
0
600 650 700 750 800 850 900 950 1000
λ − Wavelength of Incident Light − nm
Figure 4
The LUMENOLOGY r Company
r
r
www.taosinc.com
Copyright E 2008, TAOS Inc.
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