GP2A231LRSAF Datasheet, PDF (6/12 Pages) Sharp Electrionic Components – Snap-in type Detecting Distance : 1 to 9mm OPIC Output, Refl ective Photointerrupter with Connector

Fig.1 Test Condition for Peak Pulse Value I_CCP
GP2A231LRSAF/GP2A230LRS0F/GP2A230LRSAF
R=1Ω
1
V
2
3
V_CC=5V
V_O
GND
Reflective photointerrupter
t_W
t_P
I_CCP=V_r/1Ω
t_W (TYP.)=8μs
t_P (TYP.)=130μs
Fig.2 Test Condition for Detecting Distance Characteristics
Reflective object
V_OH
Detection surface
V_OL
Detecting distance L
L_HLS
L_HLL
L_LHS
L_LHL
Fig.3 Test Circuit for Response Time
Reflective object
Detection surface
R_L=1kΩ
1
V_CC=5V
2
V_O
3
GND
L
Reflective photointerrupter
t_PHL
V_OUT
waveform
With reflective object
Without reflective object
t_PLH
V_OH
1.5V
V_OL
Fig.4 Test Condition for External Disturbing Light Illuminance
E_V1:At non-detecting
Emission/detection
surface
E_V2:At detecting
Light source A
Reflective
Light source A
photointerrupter
Illuminance shall be that on the emission/detection surface.
Output shall not go from "H" to "L".
PPC paper
Emission/detection surface
Reflective photointerrupter
Illuminance shall be that on the reflective
object.
Output shall not go from "L" to "H".
7mm
Sheet No.: D3-A05201EN
6