RPI-129B
RPI-129B
Photointerrupter, Ultraminiature DIP type
Absolute maximum ratings (Ta=25°C)
Symbol
Limits
Unit
Forward current
IF
50
mA
Reverse voltage
VR
5
V
Power dissipation
PD
80
mW
Collector-emitter voltage
VCEO
30
V
Emitter-collector voltage
VECO
4.5
V
IC
30
mA
Collector current
Collector power dissipation
PC
80
mW
Operating temperature
Topr
−25 to +85
°C
Storage temperature
Tstg
−30 to +85
°C
Applications
DSC(Digital steal camera)
DVC(Digital video camera)
Digital handy phone
Features
1) Ultraminiature DIP type.
2) Gap 1.2mm.
Electrical and optical characteristics (Ta=25°C)
Infrared Collector Transfer
Output Input
light
characteristics charac- characrank
emitter
teristics teristics
diode
Parameter
Forward voltage
Photo
transistor
Response time
Reverse current
Dark current
Symbol
Min.
Typ.
Max.
Unit
VF
−
1.3
1.6
V
IR
−
−
10
µA
VR=5V
ICEO
−
−
0.5
µA
VCE=10V
Peak sensitivity wavelength
λP
−
800
−
nm
Collector current
IC
0.95
−
4.95
mA
Collector-emitter saturation voltage VCE(sat)
−
−
0.4
V
Rise time
tr
−
10
−
µs
Fall time
tf
−
10
−
µs
0.45
−
2.33
0.95
−
4.95
Response time
A
IC
B
mA
Cut-off frequency
fC
−
1
−
MHz
Peak light emitting wavelength
λP
−
950
−
nm
tr tf
−
10
−
µs
λP
−
800
−
nm
Maximum sensitivity wavelength
Conditions
IF=50mA
−
VCE=5V, IF=20mA
IF=20mA, IC=0.1mA
VCC=5V, IF=20mA, RL=100Ω
VCE=5V, IF=20mA
IF=50mA
∗ Non-coherent Infrared light emitting diode used.
VCC=5V, IC=1mA, RL=100Ω
∗ This product is not designed to be protected against electromagnetic wave.
−
1.2
0.8
0.6
0.4
0.2
0
0
0.5
1.0
1.5
2.0
50
40
30
20
10
0
2.5
DISTANCE : d (mm)
1.2
1.0
0.8
0.6
0.4
0.2
0
0
0.5
1.0
1.5
2.0
DISTANCE : d (mm)
Fig.4 Relative output current vs.
distance ( )
POWER DISSIPATION /
COLLECTOR POWER DISSIPTION : PD/PC (mW)
Fig.1 Relative output current vs.
distance ( )
−20
0
20
40
60
80
40
30
20
10
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
AMBIENT TEMPERATURE : Ta (°C)
FORWARD VOLTAGE : VF (V)
Fig.2 Forward current falloff
Fig.3 Forward current vs. forward
voltage
120
100
PD PC
80
60
40
20
0
−25°C
0°C
25°C
50°C
75°C
0
0.2
100
−20
0
20
40
60
80
100
AMBIENT TEMPERATURE : Ta (°C)
Fig.5 Power dissipation / collector power
dissipation vs. ambient temperature
RELATIVE COLLECTOR CURRENT : Ic (%)
1.0
FORWARD CURRENT : IF (mA)
50
FORWARD CURRENT : IF (mA)
RELATIVE COLLECTOR CURRENT : Ic (%)
Electrical and optical characteristics curves
RELATIVE COLLECTOR CURRENT : Ic (%)
Output
(phototransistor )
Input (LED)
Parameter
100
80
60
40
20
0
−25
0
25
50
VCE=5V
IF=20mA
75
100
AMBIENT TEMPERATURE : Ta (°C)
Fig.6 Relative output vs. ambient
temperature
100
5
3
2
1
RL=1kΩ
RL=500Ω
10
RL=100Ω
100
VCE=30V
VCE=20V
VCE=10V
10
1
0.1
0
0
5
10
15
20
1
0.05 0.1
25
FORWARD CURRENT : IF (mA)
Fig.7 Collector current vs.
forward current
7
1
−25
10
0
25
50
75
COLLECTOR CURRENT : IC (mA)
AMBIENT TEMPERATURE : Ta (°C)
Fig.8 Response time vs.
collector current
Fig.9 Dark current vs.
ambient temperature
Input
VCC
6
IF=30mA
5
Input
Output
25mA
4
20mA
3
15mA
2
10mA
1
5mA
90%
RL
10%
Output
td
tr
tf
td : Delay time
t r : Rise time (time for output current to rise from
2
4
6
8
10% to 90% of peak current)
10
t f : Fall time (time for output current to fall from 90%
COLLECTOR TO EMITTER VOLTAGE: VCE (V)
to 10% of peak current)
Fig.11 Response time measurement circuit
Fig.10 Output characteristics
Dimensions (Unit : mm)
(4-0.3)
(4-0.2)
(4-0.6)
1.6±0.1
Cross-section A-A
C0.2
A
C0.4
2.6±0.1
0. 7
0.75±0.1
A
2-R0.3
0.4
0.5
0.15
(2.75)
(2)
1.6±0.1
Internal connection diagram
2-0.35
0.5±0.1
(0.15)
2.2±0.1
Optical center
1.5±0.3
(2-0.1)
(0.75)
3.6±0.15
1.2±0.15
0.3
1
3.3±0.1
(4-0.35)
(2-0.2)
0
0
2.8±0.1
COLLECTOR CURRENT : IC (mA)
DARK CURRENT : ICEO (nA)
4
RESPONSE TIME : tr (µs)
COLLECTOR CURRENT : IC (mA)
1000
Collector
Emitter
Anode
Cathode
Notes:
1. Unspecified tolerance
shall be ±0.2 .
2. Dimension in parenthesis are
show for reference.
100
Notice
Notes
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The content specified herein is for the purpose of introducing ROHM's products (hereinafter
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which can be obtained from ROHM upon request.
Examples of application circuits, circuit constants and any other information contained herein
illustrate the standard usage and operations of the Products. The peripheral conditions must
be taken into account when designing circuits for mass production.
Great care was taken in ensuring the accuracy of the information specified in this document.
However, should you incur any damage arising from any inaccuracy or misprint of such
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The technical information specified herein is intended only to show the typical functions of and
examples of application circuits for the Products. ROHM does not grant you, explicitly or
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use of such technical information.
The Products specified in this document are intended to be used with general-use electronic
equipment or devices (such as audio visual equipment, office-automation equipment, communication devices, electronic appliances and amusement devices).
The Products specified in this document are not designed to be radiation tolerant.
While ROHM always makes efforts to enhance the quality and reliability of its Products, a
Product may fail or malfunction for a variety of reasons.
Please be sure to implement in your equipment using the Products safety measures to guard
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