OPT3001-Q1 Datasheet, PDF (7/43 Pages) Texas Instruments – Ambient Light Sensor (ALS)

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OPT3001-Q1
SBOS853 – MARCH 2017
6.7 Typical Characteristics
At T_A = 25°C, V_DD = 3.3 V, 800-ms conversion time (CT = 1), automatic full-scale range (RN[3:0] = 1100b), white LED, and
normal-angle incidence of light, unless otherwise specified.
1
OPT3001
0.9
Human Eye
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
300 400 500 600 700 800 900 1000
Wavelength (nm)
D001
500
450
400
350
300
250
200
150
100
50
0
0
Fluorescent
Halogen
Incandescent
50 100 150 200 250 300 350 400 450 500
Input Illuminance (Lux)
D002
Figure 2. Spectral Response vs Wavelength
80000
70000
800ms
100ms
60000
50000
40000
30000
20000
10000
0
0 10000 20000 30000 40000 50000 60000 70000 80000
Input Illuminance (Lux)
D003
Figure 3. Output Response vs Input Illuminance, Multiple
Light Sources (Fluorescent, Halogen, Incandescent)
100
800ms
100ms
80
60
40
20
0
0
20
40
60
80
100
Input Illuminance (Lux)
D004
Figure 4. Output Response vs Input Illuminance
(Entire Range = 0 lux to 83k lux)
5
800ms
100ms
4
3
2
1
Figure 5. Output Response vs Input Illuminance
(Mid Range = 0 lux to 100 lux)
1.020
1.010
1.000 ^{1.001 1.001}
1.002 1.002
1.000
0.997 0.997
0.990
0
0
1
2
3
4
5
Input Illuminance (Lux)
D005
Figure 6. Output Response vs Input Illuminance
(Low Range = 0 lux to 5 lux)
0.980
40.95 81.9 163.8 327.6 655.2 1310.4 2620.8
Full-Scale Range (Lux)
D006
Input illuminance = 33 lux,
normalized to response of 40.95 lux full-scale
Figure 7. Full-Scale-Range Matching (Lowest 7 Ranges)
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