TSL12S, TSL13S, TSL14S
LIGHT-TO-VOLTAGE CONVERTERS
TAOS051E − SEPTEMBER 2007
Electrical Characteristics at VDD = 5 V, TA = 25°C, λp = 640 nm, RL = 10 kΩ (unless otherwise noted)
(see Notes 3, 4, 5)
TSL12S
TYP MAX
TSL13S
TYP MAX
TSL14S
TYP MAX
PARAMETER
TEST CONDITIONS
UNIT
MIN
4.6
MIN
MIN
V
V
Maximum output voltage
4.9
2
4.6
4.9
4.6
4.9
V
OM
O
2
E
= 8 μW/cm
1.5
2.5
e
2
E = 31 μW/cm
1.5
2
2.5
e
2
2
E = 120 μW/cm
1.5
2
2.5
e
Output voltage
V
2
E
= 16 μW/cm
4
e
2
E = 62 μW/cm
e
4
E = 240 μW/cm
4
e
mV/
R
Irradiance responsivity
Note 6
Note 6
248
64
16
(μW/
cm )
e
2
Extrapolated offset
voltage
V
V
−0.02
0.03 0.08 −0.02
0.03 0.08 −0.02
0.03 0.08
0.08
V
V
OS
d
Dark voltage
E
E
= 0
0
0.08
1.7
0
0.08
1.7
0
e
e
2
= 8 μW/cm
1.1
2
E = 31 μW/cm
e
1.1
I
Supply current
mA
D
2
E = 120 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 640 nm input irradiance E is supplied by an AlInGaP LED with peak wavelength λ = 640 nm.
e
p
6. Irradiance responsivity is characterized over the range V = 0.2 to 4 V. The best-fit straight line of Output Voltage V versus
O
O
irradiance E over this range may have a positive or negative extrapolated V value for E = 0. For low irradiance values, the output
e
O
e
voltage V versus irradiance E characteristic is non linear with a deviation toward V = 0, E = 0 origin from the best-fit straight
O
e
O
e
line referenced above.
Dynamic Characteristics at VDD = 5 V, TA = 25°C, λp = 640 nm, RL = 10 kΩ (unless otherwise noted)
(see Figure 1)
TSL12S
TYP MAX MIN
TSL13S
TYP MAX MIN
TSL14S
TYP MAX
PARAMETER
TEST CONDITIONS
Min V = 0 V; Peak V = 2 V
UNIT
μs
MIN
Output pulse delay
time for rising edge
(0% to 10%)
13
1.7
1.2
0.9
0.6
O
O
t
t
t
t
dr
r
Min V = 0.5 V; Peak V = 2 V
2.3
O
O
Min V = 0 V; Peak V = 2 V
20
10
7.2
6.5
2.6
2.9
O
O
Output pulse rise time
(10% to 90%)
μs
Min V = 0.5 V; Peak V = 2 V
O
O
Output pulse delay
time for falling edge
(100% to 90%)
Min V = 0 V; Peak V = 2 V
2.3
2.2
1.2
1.1
0.8
0.7
O
O
μs
df
f
Min V = 0.5 V; Peak V = 2 V
O
O
Min V = 0 V; Peak V = 2 V
10
9
6.8
6.4
2.9
2.8
O
O
Output pulse fall time
(90% to 10%)
μs
Min V = 0.5 V; Peak V = 2 V
O
O
Copyright E 2007, TAOS Inc.
The LUMENOLOGY r Company
r
r
www.taosinc.com
3
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
