ALS-PT243-3C Datasheet, PDF (5/11 Pages) Everlight Electronics Co., Ltd – 5mm DIP Ambient Light Sensor

5mm DIP
Ambient Light Sensor
ALS-PT243-3C/L177
Typical Electrical and Optical Characteristics Curves
Fig.1 Light Current vs. Illuminance
Fig.2 Output Voltage vs. Illuminance
10
10
Ta=25^oC; Vcc=5V
Flourescent Light
incandescent Lamp
1
1
0.1
0.1
0.01
1
10
100
1000
Illuminance Ev (Lux)
10000
0.01
1E-3
1E-4
1
Ta=25^oC ; Vcc=5V
Fluorescent light RL=1KΩ
Fluorescent light RL=7.5KΩ
Fluorescent light RL=75KΩ
10
100
1000
Illuminance Ev (Lux)
10000
Fig.3 Spectral Response
Fig.4 Light current vs. Supply Voltage
30
E_V = 100 Lux
25
20
15
10
5
0
0
1
2
3
4
5
6
7
8
Supply voltage (V)
Fig.5 Light Current vs. Temperature
1.3
Ev = 100 Lux
1.2
1.1
1.0
0.9
0.8
0.7
0.6
-40
-20
0
20
40
60
℃ Temperature ( )
80
100
Fig.6 Dark Current vs. Temperature
100000
10000
V_CE = 7V
E_V = 0 Lux
1000
100
10
1
0.1
0.01
-60
-40
-20
0
20
40
60
80
100
℃ Temperature ( )
Everlight Electronics Co., Ltd.
Document No: DAS-024-007 Rev1.1
5
http:\\www.everlight.com
Dec.31, 2007