TSL250R, TSL251R, TSL252R
LIGHT-TO-VOLTAGE OPTICAL SENSORS
TAOS028H − SEPTEMBER 2007
Electrical Characteristics at VDD = 5 V, TA = 25°C, λp = 635 nm, RL = 10 kΩ (unless otherwise noted)
(see Notes 3, 4, and 5)
TSL250R
TSL251R
TSL252R
TEST
CONDITIONS
PARAMETER
UNIT
mV
V
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
V
V
Dark voltage
E = 0
0
4
10
0
4
10
0
4
10
D
e
Maximum output
voltage
V
= 4.5 V
3.0
1.5
3.3
2
3.0
3.3
3.0
3.3
OM
DD
2
2
E = 14.6 μW/cm
2.5
e
E = 38.5 μW/cm
1.5
2
2.5
V
Output voltage
V
e
O
2
E = 196 μW/cm
e
1.5
2
2.5
2
1.6
mV/°C
%/°C
E = 14.6 μW/cm ,
T = 0°C to 70°C
A
e
0.08
Temperature
coefficient of
output voltage
2
1.6
mV/°C
%/°C
E = 38.5 μW/cm ,
T = 0°C to 70°C
A
e
α
vo
0.08
(V )
O
2
1.6
mV/°C
%/°C
E = 196 μW/cm ,
e
T = 0°C to 70°C
A
0.08
λ = 635 nm,
See Notes 5 and 7
p
137
52
48
10.2
9.4
Irradiance
responsivity
2
N
I
mV/(μW/cm )
e
λ = 880 nm,
p
127
1.1
See Notes 6 and 7
2
E = 14.6 μW/cm
e
1.7
2
E = 38.5 μW/cm
e
1.1
1.7
Supply current
mA
DD
2
E = 196 μW/cm
e
1.1
1.7
NOTES: 3. Measurements are made with R = 10 kΩ between output and ground.
L
4. Optical measurements are made using small-angle incident radiation from an LED optical source.
5. The input irradiance E is supplied by an AlInGaP LED with peak wavelength λ = 635 nm
e
p
6. The input irradiance E is supplied by a GaAlAs LED with peak wavelength λ = 880 nm
e
p
7. Irradiance responsivity is characterized over the range V = 0.05 to 2.9 V. The best-fit straight line of Output Voltage V versus
O
O
irradiance E over this range will typically have a positive extrapolated V value for E = 0.
e
O
e
Dynamic Characteristics at TA = 25°C (see Figure 1)
TSL250R
TSL251R
TSL252R
MIN TYP MAX
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP MAX
260
MIN
TYP MAX
t
t
Output pulse rise time
Output pulse fall time
V
V
V
= 5 V,
= 5 V,
= 5 V,
λ = 635 nm
70
70
7
7
μs
μs
r
f
DD
DD
DD
p
λ = 635 nm
p
260
E = 0,
e
V
Output noise voltage
0.8
0.7
0.6
μV/√Hz
n
f = 1000 Hz
Copyright E 2007, TAOS Inc.
The LUMENOLOGY r Company
r
r
www.taosinc.com
3
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
