GP2D02
V
CC
4.4 to 7
V
2.7
14.4
1
:
GND
2
:
Vin
Reg
2
:
Vin
1
:
GND
29
12
14
1
4
V
CC
- 0.3 to + 10
V
V
in
- 0.3 to + 3
V
- 0.3 to + 10
V
T
opr
- 10 to + 60
C
T
stg
- 40 to + 70
C
MAX.0.8
g
20
0.2
g
4.5
0.2
37
4
2
-
15.4
2
-
1.5
2
-
1
2
-
3.2
0.15
2
-
R4
2
-
8
12k
3
:
V
CC
4
:
V
out
3
:
V
CC
V
CC
V
CC
4
:
V
out
V
CC
GP2D02
Compact, High Sensitive Distance
Measuring Sensor
(Unit : mm)
Features
Applications
Absolute Maximum Ratings
Parameter
Symbol
Rating
Unit
Symbol
Rating
Unit
Operating Supply Voltage
Outline Dimensions
Emitting portion
Detecting portion
JAPAN SOLDERLESS
TERMINAL MSG. CO.
made connector (S4B-ZR)
The dimensions marked with
g
are described
as the dimensions of lens center position.
Block Diagram
Signal processing
circuit
LED drive circuit
Control circuit
Reflective object
IR LED
(Control
signal
input)
*1
*1 Open drain operation input
Supply voltage
Input terminal voltage
Output terminal voltage
Operating temperature
Storage temperature
1. Impervious to color and reflectivity of reflective object
2. High precision distance measurement output for direct
connection to microcomputer
4. Capable of changing of distance measuring range
through change the optical portion (lens)
1. Sanitary sensors
2. Human body sensors for consumer products such as
electric fans and air conditioners
3. Garage sensors
* PSD : Position Sensitive Detector
Light detector (PSD*)
BV
O
3. Low dissipation current at OFF-state
(dissipation current at OFF-state : TYP. 3
A)
CC
(Ta=25C, V =5V)
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.
"
"
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs,
s
s
s
s
s
GP2D02
70ms
0.1ms
0.1ms
1.6ms
2ms
(Ta=25C,Vcc=5V)
Electro-optical Characteristics
Note) L : Distance to reflective object
*1 Reflective object : White paper (reflectivity : 90%)
*3 Vin terminal : Open drain drive input.
Conditions : Vin terminal current at Vin OFF-state : -1
A
Vin terminal current at Vin ON-state : 0.3V
*2 Average dissipation current value during distance measuring operation when detecting of input signal, Vin as shown in the timing chart
Test Circuit
1. Test circuit
2. Vin input signal for measurement
1
2
3
4
Distance measuring sensor
8-bit serial output read
V signal input
in
DEC : Decimalized value of sensor output (8-bit serial)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Distance measuring range
L
*1
10
-
80
cm
Output terminal voltage
V
OH
Output voltage at High
L = 20cm
*1
V
CC
- 0.3
-
-
V
V
OL
Output voltage at Low
-
-
0.3
V
Distance characteristics of output
D
L = 80cm,
*1
-
75
-
DEC
D
Output change at L=80 cm to 20 cm,
*1
48
58
68
DEC
Dissipation current
at operating
I
CC
L = 20cm,
*1, *2
-
22
35
mA
at OFF-state
I
off
L = 20cm,
*1
-
3
8
A
Vin terminal current
I
vin
Vin = 0V
-
- 170
- 280
A
s
s
GP2D02
Fig. 1 Distance Measuring Output vs.
Distance to Reflective Object
Timing Chart
0
20
40
60
80
100
120
160
180
200
220
140
0
20
40
60
80
100
120
140
Gray
White
Distance measuring output (DEC)
Distance to reflective object L (cm)
White paper : KODAK made gray chart R-27,
white surface (reflectivity : 90%)
Gray paper : KODAK made gray chart R-27,
gray surface (reflectivity : 18%)
MSB
LSB
LSB
70ms or more
0.2ms or less
1ms or more
1.5ms or more
1.5ms or more
Power OFF
Vin
Output
Example of distance measuring output (8-bit)
s
GP2D02
Fig. 3 Detection Distance vs. Illuminance
Detection distance L (cm)
Illuminance (lx)
Test Method for Anti External Disturbing
Light Characteristics
Test Method for Sensing Range Characteristics
Reflective object
Distance to reflective object
Sensor
Sunlight
Illuminance meter
Fig. 2 Detection Distance vs. Sensing Range
Detection distance L (cm)
Sensing range X (mm)
KODAK made white paper
(reflectivity : 90%)
Sensor
Emitting portion
Detecting portion
White paper
(reflectivity : 90%)
Reflective object
Sensing distance
-
X
+
X
0
5000
10000
15000
20000
25000
30000
0
10
20
30
40
50
60
70
80
90
100
50cm
30cm
15cm
- 100
- 50
0
50
100
0
10
20
30
40
50
60
70
80
90
100
Sensing distance : 80 cm
Sensing distance : 50 cm
Sensing distance : 20 cm
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