GP2Y1001AU Datasheet, PDF (3/4 Pages) Sharp Electrionic Components – COMPACT DUST SENSOR FOR AIR CONDITIONERS

Fig.3 Internal Block Diagram
GP2Y1001AU
LED
Dust or smoke
particle
Light
detector
Operation
circuit
Amp.
6 V_CC
1 _V-LED
3 _LED
2 _LED-GND
Amp.
Amp.
5 Output terminal (VO)
Sensitivity adjustment
4 _S-GND
Case
Fig.4 Output Voltage vs. Dust Density
12
10
8
6
4
2
0
0 0.2 0.4 0.6 0.8 1 1.2
Dust density (mg/m³)