Datasheet

TSL2591 – 8 Datasheet - Apr. 2013 - ams163.5
Figure TSL2591 – 12:
Spectral Responsivity
Figure TSL2591 – 13:
White Normalized Responsivity vs. Angular Displacement
Spectral Responsivity: Two channel
response allows for tunable illuminance
(lux) calculation regardless of
transmissivity of glass.
White LED Angular Response: Near
cosine angular response for broadband
white light sources.
Typical Operating Characteristics
CH0
CH1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
300 400 500 600 700 800 900 1000 1100
λ - Wavelength - nm
Normalized Responsivity
CH0
CH1
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
-90-75-60-45-30-150 153045607590
Incedent Angle - º
Response - Normalized to 0º