ISL29043IROMZ-EVALZ INTERSIL [Intersil Corporation], ISL29043IROMZ-EVALZ Datasheet - Page 13

• Manufacturer Part Number: ISL29043IROMZ-EVALZ
• Description: Low Power Ambient Light and Proximity Sensor with Internal IR-LED and Digital Output
• Manufacturer: INTERSIL [Intersil Corporation]

Typical Performance Curves
FIGURE 10. SPECTRUM OF FOUR LIGHT SOURCES NORMALIZED BY
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
C2
1µF
0
350
-90
V
DD
LUMINOUS INTENSITY (LUX)
C3
0.1µF
-60
FIGURE 12. ANGULAR SENSITIVITY
C1
1.0µF
550
V
WAVELENGTH (nm)
-30
LED
REXT
499kΩ
1 LED+
3
4
2
5
ANGLE (°)
13
ADDR0
V
GND
REXT
DD
SLAVE_0
ISL29043
SUN
0
FLUORESCENT
HALOGEN
750
IRDR
LED-
SDA
SCL
INT
30
V
DD
10
9
8
7
6
= 3.0V, R
FIGURE 9. ISL29043 TYPICAL CIRCUIT
10kΩ
INCAND.
60
R1
950
EXT
ISL29043
90
= 499kΩ.
R2
10kΩ
SLAVE_1
SDA
SCL
R3
10kΩ
FIGURE 11. ISL29043 SENSITIVITY TO DIFFERENT WAVELENGTHS
FIGURE 13. ALS LINEARITY OVER 2 LIGHT SOURCES (2000 LUX
4500
4000
3500
3000
2500
2000
1500
1000
500
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
300
0
0
ALS
RANGE)
400
HALOGEN INCANDESCENT
V
I
2
I2C
C SLAVE_n
500
PULL-UP
500
LUX METER READING (lx)
SDA
SCL
WAVELENGTH (nm)
600
HUMAN EYE
700
1000
800
MICROCONTROLLER
INT
SDA
SCL
FLUORESCENT
I
900
1500
2
C MASTER
February 9, 2012
IR/PROX
1000
FN7935.0
1100
2000