TSL254R
LIGHT-TO-VOLTAGE OPTICAL SENSOR
TAOS071C
−
SEPTEMBER 2007
TYPICAL CHARACTERISTICS
OUTPUT VOLTAGE
vs
IRRADIANCE
10
V
DD
= 5 V
λ
p
= 635 nm
R
L
= 10 kW
T
A
= 25°C
Relative Responsivity
1.2
PHOTODIODE SPECTRAL RESPONSIVITY
T
A
= 25°C
1.0
Output Voltage (V
O
−
V
D
) — V
1
0.8
0.6
0.1
0.4
0.2
0.01
0.1
1
10
100
1000
0
300
400
500
600
700
800
900
1000 1100
E
e
— Irradiance —
mW/cm
2
λ
−
Wavelength
−
nm
Figure 2
MAXIMUM OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
5
V
OM
— Maximum Output Voltage — V
R
L
= 10 kΩ
T
A
= 25°C
I
DD
— Supply Current — mA
1.4
V
DD
= 5 V
R
L
= 10 kW
T
A
= 25°C
Figure 3
SUPPLY CURRENT
vs
OUTPUT VOLTAGE
4
1.2
3
1
2
0.8
1
0.6
0
2.5
3
3.5
4
4.5
V
DD
−
Supply Voltage
−
V
5
5.5
0.4
0
1
2
3
V
O
−
Output Voltage
−
V
4
Figure 4
Figure 5
Copyright
E
2007, TAOS Inc.
r
r
The
LUMENOLOGY
r
Company
4
www.taosinc.com
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
