ROHM RPI-1031 Technical data

RPI-1031

Dimensions (Unit : mm)

Surface Mount type 4 Direction Detector

Absolute maximum ratings (Ta=25°C)

Parameter Symbol

Forward current

Reverse voltage

Power dissipation

Input (LED)

Collector-emitter voltage

)

Emitter-collector voltage

Collector current

Output

photo-

transistor

(

Collector power dissipation

Operating temperature

Storage temperature

IF

VR

PD

VCEO

VECO

I

PC

Topr

Tstg

C

Electrical and optical characteristics (Ta=25°C)

Parameter

Forward voltage

Input

charac-

teristics

Reverse current

Dark current

Peak sensitivity wavelength

Output

charac-

teristics

Collector current

DC leakage current

Collector-emitter saturation voltage

Transfer

characteristics

Response time

Cut-off frequency

Peak light emitting wavelength

Infrared

light

emitter

diode

Response time

Maximum sensitivity wavelength

Photo

transistor

Rise time

Fall time

Symbol

VCE(sat)

Limits

50

5

80

30

4.5

30

80

−25 to +85

−30 to +85

Min.

V

F

−

IR

−

ICEO

−

−

λ

P

100

IC

Ileok −−

−

−

tr

− 10 − µs

tf

fC

− 1 − MHz

− 950 − nm

λ

P

tr tf

−

λ

P

−

Typ.

1.3

800

10

10

800

3.9

Stamp (year, week, day of the week)

1PIN mark

Unit

mA

V

mW

V

V

Applications

DSC(Digital steal camera)
DVC(Digital video camera)
Digital handy phone, Fan herater,
Projector

3.92.4

0747D

31001

Mark side (Symbol of check in company)

mA

mW

°C

°C

Features

1) Surface Mount type

2) Optical Sensor

Pattern

φ

0.8

3) 4 Pirection Detector

3.7

1.9

Max.

Unit

VI

1.6

−

10

−

0.5

−

−

−

15

−

0.4

−

−

−

F=50mA

µA

R=5V

V

µA

CE=10V

V

nm

µA

V

CE=5V, IF=5mA

VCE=5V, IF=5mAµA

I

F=20mA, IC=0.1mA

V

µs

V

CC=5V, IF=20mA, RL=100Ω

F=50mA

I

∗ Non-coherent Infrared light emitting diode used.

VCC=5V, IC=1mA, RL=100Ω

µs

∗ This product is not designed to be protected against electromagnetic wave.

nm

Conditions

−

Detector 2 Detector 1

−

0.9

1

3.7

Internal connection diagram

Anode

Collector 2 Collector 1

Emitter Emitter 1

Cathode

Resist

Notes:

1. Unspecified tolerance

shall be ±0.2 .

2. Dimension in parenthesis are
show for reference.

Electrical and optical characteristics curves

60

50

40

30

20

10

FORWARD CURRENT : IF (mA)

0

−20 0 5025 75 100

AMBIENT TEMPERATURE : Ta (°C)

Fig.1 Forward current falloff

)

1.2

%

1

0.8

0.6

0.4

0.2

RELATIVE COLLECTOR CURRENT : Ic (

0

−25 −10 5 20 35 50 65 80

AMBIENT TEMPERATURE : Ta (°C)

Fig.4 Relative output vs. ambient

temperature

60

50

F (mA)

40

30

20

10

FORWARD CURRENT : I

0

2

1.5

1

0.5

COLLECTOR CURRENT : IC (mA)

0

0.9 1.1 1.51.3

FORWARD VOLTAGE : VF (V)

Fig.2 Forward current vs. forward

voltage

04020 60

FORWARD CURRENT : IF (mA)

Fig.5 Collector current vs.

forward current

100

D/PC (mW)

80

60

40

20

0

−20 0 5025 75 100

POWER DISSIPATION /

COLLECTOR POWER DISSIPTION : P

AMBIENT TEMPERATURE : Ta (°C)

Power dissipation / collector power

Fig.3

dissipation vs. ambient temperature

0.08

0.07

0.06

0.05

0.04

0.03

0.02

0.01

DC LEAKAGE CURRENT : Ileak (mA)

0

0204060

FORWARD CURRENT : IF (mA)

Fig.6 DC leakage current vs.

forward current

800

700

600

500

400

300

200

RESPONSE TIME : tr (µs)

100

0

0 10 100

LOAD RESISTANCE : RL (kΩ)

Fig.7 Response time vs.

collector current

VCCinput

RL1

VOUT1

VOUT2

RL2

RIP

tr

tf

VOUT

Fig.10 Response time measurement circuit

90%

10%

10000

1000

100

10

1

DARK CURRENT : ICEO (nA)

0.1

0.01

AMBIENT TEMPERATURE : Ta (°C)

Fig.8 Dark current vs.

ambient temperature

2.5

2

(mA)

1.5

1

0.5

COLLECTOR CURRENT : IC

0

75−25 25

024681013579

COLLECTOR TO EMITTER VOLTAGE: VCE (V)

Fig.9

Output characteristics

IF=50mA

IF=40mA

IF=30mA

IF=20mA

IF=10mA

IF=5mA

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 which 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.
It is our top priority to supply products with the utmost quality and reliability. However, there is always a chance
of failure due to unexpected factors. Therefore, please take into account the derating characteristics and allow
for sufficient safety features, such as extra margin, anti-flammability, and fail-safe measures when designing in
order to prevent possible accidents that may result in bodily harm or fire caused by component failure. ROHM
cannot be held responsible for any damages arising from the use of the products under conditions out of the
range of the specifications or due to non-compliance with the NOTES specified in this catalog.

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Appendix1-Rev2.0