參數(shù)資料
型號(hào)： GP2D150A
英文描述： DISTANCE MEASURING SENSORS
中文描述： 測(cè)距傳感器
文件頁數(shù)： 2/4頁
文件大?。?/td> 44K
代理商： GP2D150A
GP2D150A
I
Electro-optical Characteristics
Parameter
Distance measuring range
Conditions
*2 *4
*2
Output voltage at high level
*2
Output voltage at low level
*2 *3 *5
(Ta
=
25
°
C, Vcc
=
5V)
TYP.
15
50
MIN.
3
V
CC
0.3
12.5
33
MAX.
30
0.6
17.5
Unit
cm
V
V
cm
mA
Output terminal voltage
Distance characteristics of output
Average dissipation current
Note) L:Distance to reflective object
*2 Using reflective object:White paper (Made by Kodak Co. Ltd. gray cards R-27
white face, reflective ratio;90%)
*3 We ship the device after the following adjustment:Output switching distance L
=
15cm
±
2.5cm must be measured by the sensor
*4 Distance measuring range of the optical sensor system
*5 Output switching has a hysteresis width. The distance specified by V
O
should be the one with which the output L switches to the output H
Symbol
L
V
OH
V
OL
V
O
I
CC
Fig.1 Internal Block Diagram
Signal
processing
circuit
LED drive
circuit
V
CC
5V
V
O
GND
PSD
LED
V
CC
12k
Voltage
regulator
Output
circuit
Oscillation
circuit
Distance measuring IC
Fig.2 Timing Chart
7.6ms
±
1.9ms
TYP.
38.3ms
±
9.6ms
V
O
(Output)
Distance
measuring
operation
First measurement
mSecond
meanth
Unstable output
First output
Second output
nth output
V
(Power supply)
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