CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTE:
4.
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See Tech
Brief
TB379.
Electrical Specifications
SYMBOL
E
V
DD
I
DD
V
DD
= 3V, T
A
= +25°C, R
EXT
= 100kΩ, no load at V
OUT
, green LED light, unless otherwise specified.
TEST CONDITION
MIN
(Note
5)
TYP
0.3 - 10k
1.8
E = 0 lux
E = 100 lux
E = 1,000 lux
0.65
3.5
10
0.185
0.460
0.580
20
10
E = 100 lux, VDD = 1.8V to 3.6V
2.5
V
DD
- 0.7V
V
DD
E = 0 lux to 300 lux
E = 0 lux to 1000 lux
68
68
1830
970
352
145
22
22
±11
±10
±1.2
0.680
50
15
3.3
MAX
(Note
5)
UNIT
Lux
V
µA
µA
µA
V
V
mV
%
mV/V
V
V
µs
µs
µs
us
µs
µs
µs
µs
mA
V/ms
mV
PARAMETER
Range of Input Light Intensity for Square Root
Relationship to be Held
Operating Supply Voltage
Supply Current
V
OUT0
V
OUT1
V
DARK
V
OUT
PSRR
V
O-CMPL
V
O-MAX
t
R
Light-to-Voltage Accuracy
Light-to-Voltage Accuracy
Voltage Output in the Absence of Light
Output Voltage Variation Over Three Light Sources:
Fluorescent, Incandescent, and Halogen
Power Supply Rejection Ratio
Maximum Output Compliance Voltage at 95% of
Nominal Output
Maximum Output Voltage Swing
Rise Time
E = 100 lux
E = 1000 lux
E = 0 lux, R
EXT
= 10MΩ
t
F
Fall Time
E = 300 lux to 0 lux
E = 1000 lux to 0 lux
t
D
Delay Time for Rising Edge
E = 0 lux to 300 lux
E = 0 lux to 1000 lux
t
S
Delay Time for Falling Edge
E = 300 lux to 0 lux
E = 1000 lux to 0 lux
ISC
SR
VOS
Short Circuit Current of Op Amp
Slew Rate of Op Amp
Offset Voltage of Op Amp
NOTE:
5. Compliance to datasheet limits is assured by one or more methods: production test, characterization, and/or design.
FN6483 Rev.2.00
Nov 17, 2016
Page 3 of 10
ISL29102
POWER SUPPLY
OR
SOURCE METER
V
DD
INPUT
LIGHT
10%
90%
t
R
t
S
90%
t
F
%
10%
FUNCTION
GENERATOR
ISL29102
V
OUT
OUTPUT
R
EXT
t
D
FIGURE 2. TEST CIRCUIT FOR RISE/FALL TIME MEASUREMENT
FIGURE 3. TIMING DIAGRAM
Typical Performance Curves
1.2
NORMALIZED RESPONSE
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
300
400
600
800
1.0k
1.1k
LIGHT SENSOR RESPONSE
NORMALIZED LIGHT INTENSITY
HUMAN EYE RESPONSE
1.2
1.0
0.8
0.6
0.4
0.2
0
300
SUN
HALOGEN
INCANDESCENT
FLUORESCENT
400
500
600
700
800
900
1000
1100
WAVELENGTH (nm)
WAVELENGTH (nm)
FIGURE 4. SPECTRAL RESPONSE
FIGURE 5. SPECTRUM OF LIGHT SOURCES
RADIATION PATTERN
20°
10°
0°
10°
20°
LUMINOSITY
30°
ANGLE 40°
50°
60°
70°
80°
90°
30°
40°
50°
60°
70°
80°
0.2 0.4
0.6 0.8
RELATIVE SENSITIVITY
90°
1.0
FIGURE 6. RADIATION PATTERN
FN6483 Rev.2.00
Nov 17, 2016
Page 4 of 10
ISL29102
Typical Performance Curves
(Continued)
4.000
V
DD
= 3V
OUTPUT VOLTAGE (V)
0.400
OUTPUT VOLTAGE (V)
R
EXT
= 40kΩ
HALOGEN
0.7
0.6
0.5
0.4
0.3
0.2
0.1
4x10
-4
0.1
1
10
100
1000
10000
0.0
0
100 200 300 400 500 600 700 800 900 1000
LIGHT INTENSITY (LUX)
FLUORESCENT
V
DD
= 3V
R
EXT
= 100kΩ
HALOGEN
0.040
FLUORESCENT
0.004
INCANDESCENT
INCANDESCENT
LIGHT INTENSITY (LUX)
FIGURE 7. OUTPUT VOLTAGE vs LIGHT INTENSITY
FIGURE 8. OUTPUT VOLTAGE vs LIGHT INTENSITY
2.0
1.8
OUTPUT VOLTAGE (V)
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
10
20
30
40
50
60
70
80
90
100
INCANDESCENT
FLUORESCENT
V
DD
= 3V
R
EXT
= 1MΩ
HALOGEN
OUTPUT VOLTAGE (V)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
1
INCANDESCENT
2
3
4
5
6
7
8
9
10
FLUORESCENT
V
DD
= 3V
R
EXT
= 1MΩ
HALOGEN
LIGHT INTENSITY (LUX)
LIGHT INTENSITY (LUX)
FIGURE 9. OUTPUT VOLTAGE vs LIGHT INTENSITY
FIGURE 10. OUTPUT VOLTAGE vs LIGHT INTENSITY
1000.00
FALL TIME
TRANSIENT TIME (ms)
OUTPUT VOLTAGE (V)
100.00
10.00
1.00
RISE TIME
0.1
DELAY TIME BEFORE FALLING
0.01
1
10
100
1000
0.30
EQUIVALENT INPUT LIGHT (LUX)
0.25
DELAY TIME BEFORE RISING
0.20
0.15
0.10
0.05
0.00
-0.05
-50 -40 -30 -20 -10 0
0.000
10 20 30 40 50 60 70 80 90
0.005
V
DD
= 3V
R
EXT
= 10MΩ
0.025
LUX CHANGE FROM/TO 0 LUX (LUX)
TEMPERATURE (°C)
FIGURE 11. TRANSIENT TIME vs LUX CHANGE FROM/TO 0 LUX
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