RPI-246_05 ROHM [Rohm], RPI-246_05 Datasheet
RPI-246_05
Manufacturer Part Number
RPI-246_05
Description
Photointerrupter, Small type
Manufacturer
ROHM [Rohm]
Datasheet
1.RPI-246_05.pdf
(2 pages)
RPI-246
Absolute maximum ratings (Ta=25°C)
Electrical and optical characteristics (Ta=25°C)
Electrical and optical characteristics curves
Forward current
Reverse voltage
Power dissipation
Collector-emitter voltage
Emitter-collector voltage
Collector current
Collector power dissipation
Operating temperature
Storage temperature
Forward voltage
Reverse current
Dark current
Peak sensitivity wavelength
Collector current
Collector-emitter saturation
voltage
Response time
Cut-off frequency
Peak light emitting wavelength
Response time
Maximum sensitivity wavelength
100
100
75
50
25
75
50
25
Parameter
Parameter
0
0
Fig.1 Relative output current vs.
Fig.4 Relative output current vs.
0
0
0.5
0.5
distance ( )
distance (
DISTANCE : d (mm)
DISTANCE : d (mm)
1
1
1.5
1.5
)
2
2
Symbol
V
I
V
I
V
F
F
I
CE(sat)
tr tf
=20mA
CE
2.5
=20mA
CE
2.5
V
CEO
λ
tr tf
I
I
f
λ
Symbol
λ
R
C
C
=5V
=5V
F
P
P
P
V
V
Topr
Tstg
V
P
P
I
CEO
ECO
I
d
F
C
R
D
C
3
3
Photointerrupter, Small type
Min.
0.35
−
−
−
−
−
−
−
−
−
−
−25 to +85
−30 to +85
Typ.
800
950
1.3
800
10
10
−
−
−
−
1
Limits
4.5
50
80
30
30
80
5
Fig.5 Power dissipation / collector power
120
100
20
Max.
50
40
30
20
10
80
60
40
0
0
1.6
10
0.5
1.2
0.4
−
−
−
−
−
−
−20
−20
dissipation vs. ambient temperature
Fig.2 Forward current falloff
AMBIENT TEMPERATURE : Ta (°C)
AMBIENT TEMPERATURE : Ta (°C)
P
D
Unit
MHz
µA
µA
nm
mA
µs
nm
nm
0
V
V
µs
0
P
Unit
mW
mW
C
mA
mA
°C
°C
V
V
V
20
20
I
V
V
V
I
V
I
∗ Non-coherent Infrared light emitting diode used.
V
∗ This product is not designed to be protected against electromagnetic wave.
F
F
F
= 50mA
CC
= 50mA
R
CE
CE
= 20mA, I
CC
= 5V
= 5V, I
= 10V
= 5V, I
= 5V, I
40
40
C
F
F
= 1mA, R
= 20mA
60
60
C
= 20mA, R
= 0.2mA
80
80
L
= 100Ω
L
= 100Ω
100
100
Conditions
−
−
Floppy disk drives
Movie equipment
Cameras
Printers
1) Compact package based on the
2) Method High resolution
3) Gap between emitter and detector
Applications
Features
100
double-mold.
(slit width = 2.0mm)
is 2.0mm.
50
40
30
20
10
80
60
40
20
0
0
0
Fig.3 Forward current vs. forward
Fig.6 Relative output vs. ambient
−25
AMBIENT TEMPERATURE : Ta (°C)
FORWARD VOLTAGE : V
0.4
temperature
voltage
0
0.8
25
1.2
50
−25°C
F
1.6
25°C
50°C
75°C
(
V
V
I
75
0°C
F
)
CE
=20mA
=5V
2.0
100
2.5
2.0
1.5
1.0
0.5
2.0
1.0
0
0
COLLECTOR TO EMITTER VOLTAGE : V
0
0
External dimensions (Unit : mm)
Fig.10 Output characteristics
Fig.7 Collector current vs.
10
FORWARD CURRENT : I
2
forward current
20
4
30
6
F
I
V
T
F
40
(mA)
Gap
=50mA
8
CE
a
40mA
30mA
20mA
10mA
=25°C
=5V
(4)
CE
5
2
50
10
(V)
A
A
0.1
4 - 0 . 2
Fig.11 Response time measurement circuit
Optical axis center
t
t
t
d:
1000
r :
f :
100
Delay time
Rise time (time for output current to rise
Fall time (time for output current to fall
2 - C 0 . 3
from 10% to 90% of peak current)
from 90% to 10% of peak current)
10
Input
1
0.1
COLLECTOR CURRENT : Ic (mA)
Fig.8 Response time vs.
V
CC
R
L
collector current
1
Output
Output
Cross-section A-A
Input
Anode
Cathode
t
d
( 2 . 5 )
10
t
r
R
R
R
Ta=25°C
Vcc=5V
L
L
L
=1kΩ
=500Ω
=100Ω
Collector
Emitter
φ 1 . 5
4 - 0 . 5
t
f
10%
100
90%
C 0 . 5
Through hole
+ 0 . 1
- 0
1000
Notes:
1.
2. Dimension in parenthesis are
100
0.1
shall be ±0.2 .
show for reference.
10
4
Unspecified tolerance
1
−25
AMBIENT TEMPERATURE : Ta (°C)
Fig.9 Dark current vs.
0
ambient temperature
4 - φ 0 . 8
25
50
V
V
V
CE
CE
CE
=30V
=20V
=10V
75
100
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RPI-246_05 Summary of contents
Page 1
... RPI-246 Photointerrupter, Small type Absolute maximum ratings (Ta=25°C) Parameter Symbol Limits Unit Forward current Reverse voltage Power dissipation Collector-emitter voltage CEO Emitter-collector voltage V 4.5 V ECO Collector current Collector power dissipation −25 to +85 ° ...
Page 2
Appendix No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product ...