ISL29102 Datasheet, PDF (5/9 Pages) Intersil Corporation – Low Power Ambient Light-to-Voltage Non-Linear Converter

ISL29102
Typical Performance Curves (Continued)
4.000
0.400
V_DD = 3V
R_EXT = 40kΩ
HALOGEN
0.040
0.004
INCANDESCENT
FLUORESCENT
4x10^-4
0.1
1
10
100
1000
10000
LIGHT INTENSITY (LUX)
FIGURE 6. OUTPUT VOLTAGE vs LIGHT INTENSITY
0.7
V_DD = 3V
0.6 _{REXT = 100kΩ}
0.5
HALOGEN
0.4
0.3
0.2
FLUORESCENT
INCANDESCENT
0.1
0.0
0 100 200 300 400 500 600 700 800 900 1000
LIGHT INTENSITY (Lux)
FIGURE 7. OUTPUT VOLTAGE vs LIGHT INTENSITY
2.0
1.8 ^{VDD = 3V}
1.6 ^{REXT = 1MΩ}
HALOGEN
1.4
1.2
1.0
0.8
FLUORESCENT
0.6
0.4
INCANDESCENT
0.2
0
0 10 20 30 40 50 60 70 80 90 100
LIGHT INTENSITY (LUX)
FIGURE 8. OUTPUT VOLTAGE vs LIGHT INTENSITY
0.8
V_DD = 3V
0.7
R_EXT = 1MΩ
0.6
0.5
HALOGEN
0.4
0.3
0.2
FLUORESCENT
0.1
INCANDESCENT
0
0 1 2 3 4 5 6 7 8 9 10
LIGHT INTENSITY (LUX)
FIGURE 9. OUTPUT VOLTAGE vs LIGHT INTENSITY
1000.00
100.00
10.00
FALL TIME
DELAY TIME BEFORE RISING
1.00
RISE TIME
0.1
DELAY TIME BEFORE FALLING
0.01
1
10
100
1000
LUX CHANGE FROM/TO 0 LUX (LUX)
FIGURE 10. TRANSIENT TIME vs LUX CHANGE FROM/TO
0 LUX
0.30
0.25
0.20
V_DD = 3V
R_EXT = 10MΩ
0.025
0.15
0.10
0.005
0.05
0.00
0.000
-0.05
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
FIGURE 11. OUTPUT VOLTAGE vs TEMPERATURE AT 0 LUX
5
FN6483.1
July 15, 2010