GP2Y1001AU Datasheet, PDF (2/4 Pages) Sharp Electrionic Components – COMPACT DUST SENSOR FOR AIR CONDITIONERS

GP2Y1001AU
s Electro-optical Characteristics
(Ta=25°C, Vcc=12V)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Detecting sensitivity
K
*1 *2 *3 *4
0.84
1.2
1.56 V/ (0.1mg/m³)
Output voltage (no dust)
VOC
*2 *3 *4
0
1.2
2.5
V
Output voltage range
LED terminal current
VOH
*2 *3 *4 _{RL=4.7kΩ}
ILED
*2 *3 *4 _{LED terminal=0V}
10.2
−
−
13
−
V
20
mA
Dissipation current
ICC
*2 *3 _RL=∞
−
13
20
mA
*1 Dust density shall be measured the density of Mild seven by using a digital dust indicator. (P-5L2 made by SIBATA SCIENTIFIC TECHNOLOGY LTD.)
Sensitivity:K shall be specified about output voltage change when dust density is changed 0.1mg/m³
*2 Input condition for LED input terminal (pulse driving condition) is shown in Fig.1
*3 Refer to Fig.1
*4 Refer to Fig.2
Fig.1 Input Condition for LED Input Terminal
GP2Y1001AU
1
3 ^ILED
R=300Ω
+
V_CC
C=100µF
2
T=10ms
P_W=0.32ms
Fig.2 Sampling Timing of Output Pulse
ILED ^OFF
Output pulse
ON
0.24ms
Sampling
s Recommended Input Condition for LED Input Terminal
Parameter
Pulse cycle
Pulse width
Symbol Recommendation Unit
T
10±1
ms
PW
0.32±0.02 ms