Datasheet

LifecyclePhase:
Revision : 1
Expired Period: Forever
Release Date:2011-08-30 13:40:46.0
Everlight Electronics Co., Ltd. http:\\www.everlight.com
Document No: DLS-0000001 Rev1 Sep. 19, 2007
4
Surface - Mount
Ambient Light Sensor
ALS-PT17-51C/L177/TR8
Electrical and Optical Characteristics (Ta=25℃)
Parameter Symbol MIN. TYP. MAX. Unit
Test Condition
Dark Current I
CEO
--- --- 0.1
uA V
CE
=10V, Ev= 0Lux
Collector-Emitter
Saturation Voltage
V
CE(sat)
--- --- 0.4 V I
C
=2mA, Ev= 1000Lux
I
PH1
7 15 23
uA
V
CE
=5V, Ev= 100Lx
[Note1]
I
PH2
200 320 440
uA
V
CE
=5V, Ev= 1000Lx
[Note1]
Light Current
I
PH3
950 1520 2090
uA
V
CE
=5V, Ev= 1000Lx
[Note2]
Photocurrent Ratio I
PH3
/ I
PH2
--- 4.8 ---
--- V
CE
=5V, Ev= 1000Lx
Saturation Output
Voltage
Vo 4.5 4.6 ---
V
Vcc=5V, Ev= 1000Lx
R
L
=75K
[Note2]
Peak Sensitivity
Wavelength
λ
p
--- 630 ---
nm
Sensitivity Wavelength
Range
λ
390 --- 700
nm
Rise time
tr
--- 0.11 ---
ms
Fall time
tf
--- 0.22 ---
ms
V
CC
= 5 V
R
L
= 7.5KΩ
Note:
1. White Fluorescent light (Color Temperature = 6500K) is used as light source. However, White LED is
substituted in mass production.
2. Illuminance by CIE standard illuminant-A / 2856K, incandescent lamp.