RPI-122 Rohm Semiconductor, RPI-122 Datasheet
RPI-122
Manufacturer Part Number
RPI-122
Description
Photointerruptors 0.25mm slit width 0.18mA min 0.7V
Manufacturer
Rohm Semiconductor
Datasheet
1.RPI-122F.pdf
(2 pages)
Specifications of RPI-122
Maximum Fall Time
10 us
Maximum Operating Temperature
+ 85 C
Maximum Rise Time
10 us
Minimum Operating Temperature
- 25 C
Wavelength
800 nm
Sensing Method
Transmissive
Output Collector Emitter Voltage (detector)
30 V
Maximum Reverse Voltage (emitter)
5 V
Maximum Collector Current (detector)
30 mA
Slot Width
0.8 mm
Aperture Width
0.25 mm
Output Device
Phototransistor
Power Dissipation
80 mW
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
RPI-122
Manufacturer:
ROHM Semiconductor
Quantity:
95
Company:
Part Number:
RPI-122A
Manufacturer:
AVAGO
Quantity:
5 360
RPI-122
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
125
100
125
100
Parameter
Parameter
75
50
25
75
50
25
0
0
Fig.1 Relative output current vs.
0
0
Fig.4 Relative output current vs.
distance ( )
0.5
0.5
distance ( )
DISTANCE : d (mm)
DISTANCE : d (mm)
1.0
1.0
Photointerrupter, Ultraminiature type
1.5
1.5
Symbol
V
V
Topr
Tstg
Symbol
V
2.0
2.0
V
P
P
I
CEO
ECO
I
F
C
I
CE(sat)
tr tf
R
D
C
CEO
tr tf
V
I
λ
I
λ
f
λ
R
C
C
F
P
P
P
d
2.5
2.5
0.18
Min.
−
−
−
−
−
−
−
−
−
−
−25 to +85
−40 to +100
Limits
4.5
50
80
30
30
80
5
Typ.
1.3
800
950
800
10
10
−
−
−
−
1
Fig.5 Power dissipation / collector power
120
100
50
40
30
20
10
80
60
40
20
dissipation vs. ambient temperature
Max.
1.08
0
0
1.6
10
0.5
0.3
−
−
−
−
−
−
−20
AMBIENT TEMPERATURE : Ta (°C)
−20
Unit
mW
mW
mA
mA
°C
°C
Fig.2 Forward current falloff
V
V
V
AMBIENT TEMPERATURE : Ta (°C)
P
Unit
MHz
µA
µA
nm
mA
D
µs
nm
nm
V
V
µs
0
0
P
C
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
R
CE
CE
= 20mA, I
CC
= 50mA
CC
= 5V
= 5V, I
= 10V
= 0.7V, I
= 5V, I
40
40
C
F
= 1mA, R
60
60
C
= 20mA, R
F
= 0.3mA
= 3mA
80
80
L
= 100Ω
L
100
100
= 100Ω
Conditions
−
−
Optical control equipment
Cameras
Floppy disk drives
1) Ultra-small.
2) Minimal influence from stray light.
3) Low collector-emitter saturation voltage.
Applications
Features
160
140
120
100
50
50
40
40
30
30
20
20
10
10
80
60
40
20
0
0
0
0.2
0.2
Fig.3 Forward current vs. forward
Fig.6 Relative output vs. ambient
−40 −20
0.4
0.4
AMBIENT TEMPERATURE : Ta (°C)
FORWARD VOLTAGE : V
temperature
voltage
0.6
0.6
0.8
0.8
0
1.0
1.0
20
1.2
1.2
40
1.4
1.4
60
F
(
V
)
−25 °C
1.6
1.6
80
25 °C
50 °C
75 °C
0 °C
100
1.8
1.8
20
10
5
4
3
2
1
0
0
COLLECTOR TO EMITTER VOLTAGE : V
0
0
External dimensions (Unit : mm)
Fig.10 Output characteristics
Fig.7 Collector current vs.
FORWARD CURRENT : I
10
2
forward current
20
4
30
6
Gap
0.8
0.1
1.3
F
B
B
40
(mA)
I
8
F
=50mA
40mA
30mA
3.6 ± 0.1
20mA
10mA
(2.7)
4.4
CE
50
10
(V)
+0
-0.1
1.5
A
A
4-0.2
Fig.11 Response time measurement circuit
t
t
t
d
Optical axis center
r
f
:
100
:
:
Delay time
Rise time (time for output current to rise from
10% to 90% of peak current)
Fall time (time for output current to fall from 90%
to 10% of peak current)
10
0.05 0.1
Input
1
Cross-section B-B
Cross-section A-A
COLLECTOR CURRENT : Ic (mA)
Fig.8 Response time vs.
V
CC
R
collector current
L
Output
Cathode
Anode
Input
Output
t
d
1
R
R
R
t
0.4
r
(2)
L
L
L
Collector
Emitter
=1kΩ
=500Ω
=100Ω
+0.15
-0.1
0.25
t
f
+0.05
-0.2
10
90%
10%
4-0.4
4-0.5
Through hole
4- φ 0.8
Notes:
1.
2. Dimension in parenthesis are
1000
100
shall be ±0.2 .
show for reference.
0.1
10
Unspecified tolerance
1
−25
AMBIENT TEMPERATURE : Ta (°C)
Fig.9 Dark current vs.
ambient temperature
0
2.7
25
50
V
V
V
CE
CE
CE
=30V
=20V
=10V
75
100
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RPI-122 Summary of contents
Page 1
... RPI-122 Photointerrupter, Ultraminiature 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 °C Operating temperature Topr −40 to +100 °C Storage temperature Tstg Electrical and optical characteristics (Ta=25° ...
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 ...