Photo interrupters (Encoders)
KODENSHI
KE-204
DIMENSIONS
KE–204 is an encoder module of photointerrupter type
combining a high output IRED with photo IC.A rotating
detection system of high quality and high reliability can
be built easily with this module.Down sizing is possible.
(Unit : mm)
FEATURES
•Directly connectable to CMOS
•Built in comparator circuit of push–pull system
•Built in degital output and pull–up resistor of 20k Ω
•Free design at random resolution from 50–150LPI
APPLICATIONS
•Disk drive
•Copier
•Facsimile
•Printer
MAXIMUM RATINGS
Item
Input
Output
Power dissipation
Forward current
Reverse voltage
Supply voltage
Power dissipation
Operating temp.
*1
Storage temp.
*1
Soldering temp.
*2
(Ta=25℃)
Symbol
P
D
I
F
V
R
V
CC
P
Topr.
Tstg.
Tsol.
Rating
100
60
5
7
30
0~+60
-10~+80
240
Unit
mW
mA
V
V
mW
℃
℃
℃
*1.No icebound or dew
*2.For MAX.5 seconds at the position of 1mm from the resin edge
ELECTRO-OPTICAL CHARACTERISTICS
Item
Input
Output
Forward voltage
Reverse current
Operating supply voltage rang
Low level output voltage
High level output voltage
Duty ratio
Transmisson
Phase
*3
Frequency
(Ta=25℃)
Symbol
V
F
I
R
V
CC
V
OL
V
OH
DA
DB
θ~θ
1
4
fmax
Conditions
I
F
=60mA
V
R
=5V
Min.
4.5
Typ.
1.3
5.0
0.1
50
50
90
Max.
1.6
10
5.5
0.4
75
75
135
20
Unit.
V
μA
V
V
V
%
%
deg.
KHz
V
CC
=5V,I
OL
=500μ
A
V
CE
=5V,I
F
=30mA
V
CE
=5V,I
F
=30mA
V
CE
=5V,I
F
=30mA
V
CE
=5V,I
F
=30mA
V
CC
=5V,I
F
=30mA
4
25
25
45
*3.No reverse in phase difference
- 1-
Photo interrupters(Encoders)
KE-204
Output power dissipationVs.
Ambient temperature
Input forward current Vs.
Ambient temperature
Duty ratio Vs.
Frequency
Phase difference Vs.
Frequency
Duty ratio Vs.
Ambient temperature
Phase difference Vs.
Ambient temperature
Duty ratio Vs.
Air-gap
Phase difference Vs.
Air-gap
Duty ratio Vs.
Forward current
Phase difference Vs.
Forward current
Duty ratio Vs.
Supply voltage
Phase difference Vs.
Supply voltage
Duty ratio Vs.
Azimuth angle
Phase difference Vs.
Azimuth angle
- 2-
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