gp2d02
GP2D02
GP2D02
Compact, High Sensitive Distance
Measuring Sensor
■ Features
■ Outline Dimensions
connection to microcomputer
3. Low dissipation current at OFF-state
φ3
Emitting portion
.2
Detecting portion
±0
.15
R4
2❈ 4.5 ± 0.2
4
(dissipation current at OFF-state : TYP. 3 µA)
(Unit : mm)
MAX.0.8
2-
2-8
12
14
1. Impervious to color and reflectivity of reflective object
2. High precision distance measurement output for direct
❈ 20 ± 0.2
29
37
4. Capable of changing of distance measuring range
14.4
Block Diagram
4
1
2
3
4
2-1
1
JAPAN SOLDERLESS
TERMINAL MSG. CO.
made connector (S4B-ZR)
2 - 15.4
2 - 1.5
2.7
through change the optical portion (lens)
GND
Vin
VCC
Vout
The dimensions marked with ❈ are described
as the dimensions of lens center position.
3 : VCC
1 : GND
VCC
■ Applications
Reg
1. Sanitary sensors
2. Human body sensors for consumer products such as
VCC
12kΩ
Control circuit
Signal processing
circuit
electric fans and air conditioners
3. Garage sensors
* PSD : Position Sensitive Detector
Light detector (PSD*)
LED drive circuit
IR LED
VCC
Reflective object
■ Absolute Maximum Ratings
Parameter
Supply voltage
*1
Input terminal voltage
Output terminal voltage
Operating temperature
Storage temperature
(Ta=25˚C, VCC =5V)
Symbol
Rating
V CC
- 0.3 to + 10
- 0.3 to + 3
V in
BVO
- 0.3 to + 10
- 10 to + 60
T opr
- 40 to + 70
T stg
Unit
V
V
V
˚C
˚C
*1 Open drain operation input
■ Operating Supply Voltage
Symbol
V CC
:
:
:
:
Rating
4.4 to 7
Unit
V
“ 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,
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.”
4 : Vout
2 : Vin
(Control
signal
input)
GP2D02
■ Electro-optical Characteristics
Parameter
Distance measuring range
Symbol
∆L
V OH
V OL
D
∆D
ICC
I off
I vin
Output terminal voltage
Distance characteristics of output
Dissipation current
(Ta=25˚C,Vcc=5V)
at operating
at OFF-state
Vin terminal current
Conditions
MIN.
TYP.
10
Output voltage at High
L = 20cm VCC - 0.3
Output voltage at Low
*1
75
L = 80cm, *1
Output change at L=80 cm to 20 cm, *1
48
58
L = 20cm, *1, *2
22
L = 20cm, *1
3
Vin = 0V
- 170
*1
Note) L : Distance to reflective object
DEC : Decimalized value of sensor output (8-bit serial)
*1 Reflective object : White paper (reflectivity : 90%)
*2 Average dissipation current value during distance measuring operation when detecting of input signal, Vin as shown in the timing chart
*3 Vin terminal : Open drain drive input.
Conditions : Vin terminal current at Vin OFF-state : -1 µ A
Vin terminal current at Vin ON-state : 0.3V
■ Test Circuit
1. Test circuit
3
4
8-bit serial output read
2
Vin signal input
Distance measuring sensor
1
2. Vin input signal for measurement
0.1ms
70ms
0.1ms
1.6ms
2ms
MAX.
80
0.3
68
35
8
- 280
Unit
cm
V
V
DEC
DEC
mA
µA
µA
GP2D02
■ Timing Chart
70ms or more
1.5ms or more
0.2ms or less
1ms or more
1.5ms or more
Power OFF
Vin
Output
MSB
LSB
Example of distance measuring output (8-bit)
Fig. 1 Distance Measuring Output vs.
Distance to Reflective Object
White paper : KODAK made gray chart R-27,
white surface (reflectivity : 90%)
Gray paper : KODAK made gray chart R-27,
gray surface (reflectivity : 18%)
Distance measuring output (DEC)
220
200
180
160
White
140
120
100
80
60
Gray
40
20
0
0
20
40
60
80
100
120
Distance to reflective object L (cm)
140
LSB
GP2D02
Fig. 2 Detection Distance vs. Sensing Range
Test Method for Sensing Range Characteristics
100
- X
+ X
Sensing distance : 80 cm
90
70
60
Reflective object
White paper
(reflectivity : 90%)
Sensing distance : 50 cm
50
40
Detecting portion
30
Sensing distance
Detection distance L (cm)
80
Emitting portion
20
10
Sensing distance : 20 cm
0
- 100
- 50
0
50
Sensor
100
Sensing range X (mm)
Fig. 3 Detection Distance vs. Illuminance
100
Test Method for Anti External Disturbing
Light Characteristics
90
Distance to reflective object
Detection distance L (cm)
80
70
60
Reflective object
KODAK made white paper
(reflectivity : 90%)
50cm
50
Illuminance meter
Sensor
40
30cm
30
20
Sunlight
15cm
10
0
0
5000
10000 15000
20000 25000 30000
Illuminance (lx)
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