TSL267
HIGH-SENSITIVITY
IR LIGHT-TO-VOLTAGE CONVERTER
TAOS033E
−
SEPTEMBER 2007
TYPICAL CHARACTERISTICS
POWER SUPPLY REJECTION RATIO
vs
FREQUENCY
80
Power Supply Rejection Ratio — dB
800
900
1000
λ
−
Wavelength
−
nm
1100
70
60
50
40
30
20
10
0
PHOTODIODE SPECTRAL RESPONSIVITY
1.6
1.4
1.2
Relative Responsivity
1.0
0.8
0.6
0.4
0.2
0
700
T
A
= 25°C
Normalized to
940 nm
10
10
2
10
3
10
4
f
−
Frequency
−
Hz
10
5
10
6
Figure 2
Figure 3
DARK VOLTAGE
vs
FREE-AIR TEMPERATURE
10
9
8
V D
−
Dark Voltage
−
mV
Normalized Response
7
6
5
4
3
2
1
0
0
10
20
30
40
50
60
T
A
−
Free-Air Temperature
−
°C
70
V
DD
= 5 V
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
−90
−70
NORMALIZED RESPONSE
vs
ANGULAR DISPLACEMENT
−50
−30 −10
10
30
50
Angular Displacement
−
5
70
90
Figure 4
Figure 5
Copyright
E
2007, TAOS Inc.
r
r
The
LUMENOLOGY
r
Company
4
www.taosinc.com