RPI-124
Photointerrupter, Ultraminiature type
External dimensions (Unit : mm)
Through hole
4 (bottom)
3
4-
φ
0.8
Absolute maximum ratings (Ta=25°C)
2.6
Parameter
Input(LED)
Forward current
Reverse voltage
Power dissipation
Collector-emitter voltage
Emitter-collector voltage
Collector current
Collector power dissipation
Operating temperature
Storage temperature
Symbol
I
F
V
R
P
D
V
CEO
V
ECO
I
C
P
C
Topr
Tstg
Limits
50
5
80
30
4.5
30
80
−25
to
+85
−30
to
+100
Unit
mA
V
mW
V
V
mA
mW
Optical control equipment
Cameras
Floppy disk drives
3.9
Gap
2
Cross-section A-A
Applications
0.15
±
0.1
C
0.
7
Output
photo-
transistor
Features
1) Ultra-small.
2) High-precision position detection
(slit width = 0.15mm).
3) Minimal influence from stray light.
4) Low collector-emitter saturation voltage.
2.3
)
1
A
Optical axis center
(1.5)
1
3.3
2.5
±
0.5
Max.0.3
(
°C
°C
Electrical and optical characteristics (Ta=25°C)
Parameter
Output Input
charac- charac-
teristics teristics
Forward voltage
Reverse current
Dark current
Peak sensitivity wavelength
Collector current
Collector-emitter saturation
voltage
Response time
Infrared
light
emitter
diode
A
3
0.
R
2-
4-0.5
Symbol
V
F
I
R
I
CEO
Min.
−
−
−
−
0.3
−
−
−
−
−
−
Typ.
1.3
−
−
800
−
−
10
1
950
10
800
Max.
1.6
10
0.5
−
1.5
0.3
−
−
−
−
−
Unit
V
µA
µA
nm
mA
V
µs
MHz
nm
µs
nm
Conditions
I
F
=
50mA
V
R
=
5V
V
CE
=
10V
−
V
CE
=
5V, I
F
=
20mA
I
F
=
20mA, I
C
=
0.15mA
V
CC
=
5V, I
F
=
20mA, R
L
=
100Ω
I
F
=
50mA
∗
Non-coherent Infrared light emitting diode used.
4-0.2
(3)
(2)
4-0.4
λ
P
I
C
V
CE(sat)
tr tf
f
C
Transfer
charac-
teristics
Anode
Collector
Cut-off frequency
Peak light emitting wavelength
Response time
Maximum sensitivity wavelength
λ
P
tr tf
Cathode
Emitter
Photo
transistor
V
CC
=
5V, I
C
=
1mA, R
L
=
100Ω
∗
This product is not designed to be protected against electromagnetic wave.
λ
P
−
Notes:
1.
Unspecified tolerance
shall be
±0.2
.
2. Dimension in parenthesis are
show for reference.
Electrical and optical characteristics curves
RELATIVE COLLECTOR CURRENT : Ic (%)
125
FORWARD CURRENT : I
F
(
mA
)
COLLECTOR CURRENT : Ic (mA)
50
FORWARD CURRENT : I
F
(mA)
50
5
V
CE
=5V
100
1000
DARK CURRENT : I
D
(nA)
RESPONSE TIME : t (µs)
4
−25°C
0
°C
25
°C
50
°C
75
°C
100
d
40
40
30
20
10
0
−20
75
3
R
L
=1kΩ
10
R
L
=500Ω
100
30
10
V
CE
=30V
V
CE
=20V
V
CE
=10V
50
20
2
1
25
10
1
R
L
=100Ω
0.1
0
0
10
20
30
40
50
1
0.05 0.1
1
10
−25
0
25
50
75
100
0
0
1
2
3
4
5
0
20
40
60
80
100
0
0.2
0.4
0.6
0.8 1.0 1.2
1.4
1.6
1.8
DISTANCE : d (mm)
AMBIENT TEMPERATURE : Ta (°C)
FORWARD VOLTAGE : V
F
(
V
)
FORWARD CURRENT :
I
F
(mA)
COLLECTOR CURRENT : Ic (mA)
AMBIENT TEMPERATURE : Ta (°C)
Fig.1 Relative output current vs.
distance ( )
RELATIVE COLLECTOR CURRENT : Ic (%)
POWER DISSIPATION /
COLLECTOR POWER DISSIPATION : P
D
/ Pc (mW)
125
d
Fig.2 Forward current falloff
RELATIVE COLLECTOR CURRENT : Ic (%)
100
P
D
P
C
160
Fig.3 Forward current vs. forward
voltage
Fig.7 Collector current vs.
forward current
Input
COLLECTOR CURRENT : Ic (mA)
2.5
I
F
=50mA
2
40mA
30mA
Fig.8 Response time vs.
collector current
Fig.9 Dark current vs.
ambient temperature
V
CC
140
120
100
80
60
40
20
0
−40 −20
0
20
40
60
80
100
100
80
75
60
1.5
Input
Output
R
L
90%
10%
50
40
20mA
1
10mA
t
d
: Delay time
Output
t
d
t
r
t
f
25
20
0.5
t
r
: Rise time (time for output current to rise from
0
0
2
4
6
8
10
0
0
1
2
3
4
5
0
−25
0
25
50
75 85
100
10% to 90% of peak current)
t
f
: Fall time (time for output current to fall from 90%
DISTANCE : d (mm)
AMBIENT TEMPERATURE : Ta (°C)
AMBIENT TEMPERATURE : Ta (°C)
COLLECTOR TO EMITTER VOLTAGE : V
CE
(V)
to 10% of peak current)
Fig.4 Relative output current vs.
distance ( )
Fig.5 Power dissipation / collector power
dissipation vs. ambient temperature
Fig.6 Relative output vs. ambient
temperature
Fig.10 Output characteristics
Fig.11 Response time measurement circuit
Appendix
Notes
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 described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document are no antiradiation design.
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level of
reliability and the malfunction of with would directly endanger human life (such as medical instruments,
transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other
safety devices), please be sure to consult with our sales representative in advance.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.1
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
ROHM Semiconductor
:
RPI-124
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
