Transcript
External dimensions (Unit : mm)
RPI-122 Photointerrupter, Ultraminiature type
Cross-section B-B
+0
4.4 -0.1
Absolute maximum ratings (Ta=25°C)
Reverse voltage
VR
5
V
PD
80
mW
Collector-emitter voltage
VCEO
30
V
Emitter-collector voltage
VECO
4.5
V
IC
30
mA
Collector current Collector power dissipation
Applications Optical control equipment Cameras Floppy disk drives
4-φ 0.8
Features
80
mW
Topr
−25 to +85
°C
Storage temperature
Tstg
−40 to +100
°C
1) Ultra-small. 2) Minimal influence from stray light. 3) Low collector-emitter saturation voltage.
Gap
B
A
0.8 Cross-section A-A
0.1
Symbol
Min.
Typ.
Max.
Unit
VF
−
1.3
1.6
V
IF=50mA
IR
−
−
10
µA
VR=5V
ICEO
−
−
0.5
µA
VCE=10V
λP
−
800
−
nm
Collector current
IC
0.18
−
1.08
mA
VCE=0.7V, IF=3mA
VCE(sat)
−
−
0.3
V
IF=20mA, IC=0.3mA VCC=5V, IF=20mA, RL=100Ω
Dark current
Collector-emitter saturation voltage
tr tf
−
10
−
µs
Cut-off frequency
fC
−
1
−
MHz
Peak light emitting wavelength
λP
−
950
−
nm
Response time
tr tf
−
10
−
µs
Maximum sensitivity wavelength
λP
−
800
−
nm
(0.5)
2.3
Optical axis center
−
4-0.5
B
A
4-0.2
4-0.4
(2)
(2.7)
Collector
Anode
IF=50mA
∗ Non-coherent Infrared light emitting diode used.
Notes: 1. Unspecified tolerance shall be ±0.2 . 2. Dimension in parenthesis are show for reference.
VCC=5V, IC=1mA, RL=100Ω
∗ This product is not designed to be protected against electromagnetic wave.
− Cathode
Emitter
100
25
0.5
1.0
1.5
2.0
20 10 0
2.5
DISTANCE : d (mm)
75
50
25
1.5
2.0
2.5
DISTANCE : d (mm)
Fig.4 Relative output current vs. distance ( )
POWER DISSIPATION / COLLECTOR POWER DISSIPATION : PD / Pc (mW)
d 100
1.0
20
40
60
80
10
100
100 PD PC 80 60 40 20
−20
0
20
40
60
80
AMBIENT TEMPERATURE : Ta (°C)
Fig.5 Power dissipation / collector power dissipation vs. ambient temperature
0.6
0.8 1.0 1.2
1.4
1.6
3
2
0 0
1.8
100
RL=100Ω
10
20
30
40
50
1 0.05 0.1
FORWARD CURRENT : IF (mA)
Fig.7 Collector current vs. forward current Input
140 120 100 80 60 40 20
RL=500Ω
10
0
20
40
60
80
100
1
10
AMBIENT TEMPERATURE : Ta (°C)
Fig.6 Relative output vs. ambient temperature
1
VCC
Input Output
90%
RL
30mA
10%
Output td
20mA
tr
2
4
6
8
10
COLLECTOR TO EMITTER VOLTAGE : VCE (V)
Fig.10 Output characteristics
25
50
75
Fig.9 Dark current vs. ambient temperature
40mA
10mA
0
Fig.8 Response time vs. collector current
IF=50mA
10
−25
AMBIENT TEMPERATURE : Ta (°C)
20
0 0
VCE=30V VCE=20V VCE=10V
10
COLLECTOR CURRENT : Ic (mA)
tf
td : Delay time t r : Rise time (time for output current to rise from
−40 −20
100
0.1
160
0
RL=1kΩ
1
Fig.3 Forward current vs. forward voltage
120
0
0.4
4
FORWARD VOLTAGE : VF (V)
Fig.2 Forward current falloff
125
0.5
0
75°C
20
AMBIENT TEMPERATURE : Ta (°C)
Fig.1 Relative output current vs. distance ( )
0 0
−20
50°C
30
0 0.2
RELATIVE COLLECTOR CURRENT : Ic (%)
0 0
30
25°C
DARK CURRENT : ID (nA)
50
0°C
40
1000
5 RESPONSE TIME : t (µs)
75
40
−25°C
COLLECTOR CURRENT : Ic (mA)
d
50
50
COLLECTOR CURRENT : Ic (mA)
100
FORWARD CURRENT : IF (mA)
125 FORWARD CURRENT : IF (mA)
RELATIVE COLLECTOR CURRENT : Ic (%)
Electrical and optical characteristics curves
RELATIVE COLLECTOR CURRENT : Ic (%)
Photo transistor
Infrared light emitter diode
Response time
2.5± 0.5
Output Input charac- characteristics teristics
Peak sensitivity wavelength
Reverse current
0.4 +0.15 -0.1
Conditions
Forward voltage
Transfer characteristics
Parameter
3.3
Electrical and optical characteristics (Ta=25°C)
2.8± 0.1
1
PC
Operating temperature
C 0. 7
Input(LED) Output
Power dissipation
1.5
2
mA
2.7 Through hole
0.9± 0.1
Unit
50
3.4
Limits
IF
2.6± 0.1
Symbol
Forward current
Parameter
(phototransistor )
1.3
+0.05 -0.2
7 0. C
3.6± 0.1
0.25
10% to 90% of peak current) t f : Fall time (time for output current to fall from 90%
to 10% of peak current)
Fig.11 Response time measurement circuit
100
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
