ROHM RPR-220UC30N Technical data

RPR-220UC30N

Reflective photosensor (photoreflector)

Absolute maximum ratings (Ta=25°C)

)

LED

(

Input

Output

photo-

Parameter Symbol

Forward current

Reverse voltage

Power dissipation

Collector-emitter voltage

)

Emitter-collector voltage

Collector current

transistor

(

Collector power dissipation

Operating temperature

Storage temperature

IF

VR

PD

VCEO

VECO

C

I

PC

Topr

Tstg

Electrical and optical characteristics (Ta=25°C)

Limits

30

10

80

30

4.5

30

80

−25 to +85

−30 to +85

Unit

mA

V

mW

V

V

mA

mW

°C

°C

Applications

Printers
MFP (Multi-function Printer)

Features

1) A plastic lens is used for high sensitivity.

2) A built-in visible light filter minimizes the
influence of stray light.

3) Lightweight and compact.

V

IR

ICEO

λ

IC

tr tf

fC

tr tf

λ

Min.

−

F

−

−

P

−

0.08

−

−

− 1 − MHz

λ

P

−

−

P

−

Parameter Symbol

Forward voltage

Reverse current

Input

charac-

teristics

Dark current

Peak sensitivity wavelength

Output

charac-

teristics

Collector current

Collector-emitter saturation
voltage

Transfer

charac-

teristics

VCE(sat)

Response time

Cut-off frequency

Peak light emitting wavelength

Infrared

light

emitter

diode

Response time

Maximum sensitivity wavelength

Photo

transistor

∗ Reflector object : Standard white paper. (Reflection ratio = 90%)

Electrical and optical characteristics curves

100

10

RELATIVE COLLECTOR CURRENT : IC (%)

1

0 2 4 6 8 101214

DISTANCE : d

Fig.1 Relative output vs. distance

(mm)

Typ.

2.0

−

−

800

0.3

0.1

10

950

10

800

Max.

Unit

2.6

100

10

−

0.8

0.3

−

−

−

−

50

40

30

20

10

FORWARD CURRENT : IF (mA)

0

0 20 40 60 80 100

AMBIENT TEMPERATURE : Ta (˚C)

Fig.2 Forward current vs.

F=30mA

VI

R=9V

μA

V

V

μA

CE=10V

nm

CE=2V, IF=10mA

mA

V

F=20mA, IC=0.1mA

I

V

V

CE=10V, IF=20mA, RL=100Ω

μs

IF=50mA

∗ Non-coherent Infrared light emitting diode used.

nm

VCC=5V, IC=1mA, RL=100Ω

μs

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

nm

ambient temperature

Conditions

−

−

∗

∗

∗

35

30

F (mA)

25

20

15

10

FORWARD CURRENT : I

5

0

0

0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.40.2

FORWARD VOLTAGE : VF (V)

Fig.3 Forward current vs.

forward voltage

Reflector

d = 6mm

Reflective
photointerrupter

−25°C

0°C

25°C

50°C

75°C

100

90

D/PC (mW)

80

P

C

PD

70

60

50

40

30

20

10

0

0

POWER DISSIPATION /

COLLECTOR POWER DISSIPTION : P

AMBIENT TEMPERATURE : Ta (°C)

Fig.4 Power dissipation / collector power

dissipation vs. ambient temperature

160

140

120

100

80

60

40

20

0

10080604020

RELATIVE COLLECTOR CURRENT : IC (%)

−40−60 −200 20406080100

AMBIENT TEMPERATURE : Ta (°C)

Fig.5 Relative output vs. ambient

temperature

1

0.8

0.6

0.4

0.2

COLLECTOR CURRENT : IC (mA)

0

0 5 10 15 20 25 30

Fig.6 Collector current vs.
forward current

VCE=5V
Standard paper(90%reflection)
d=6mm

FORWARD CURRENT : I

F(mA)

Dimensions (Unit : mm)

6.5

2.95±0.5

4.9

6.4

2.8

(2.8)

2.8

Through hole

2.2

φ

2-

2.5

4-φ1.0

0.35

1.4

4-0.6

4- 0.5±0.1

(2.5)

1

0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

COLLECTOR CURRENT : IC (mA)

0.1

0

0 5 10 15 20 25

Standard paper(90%reflection)
d=6mm

COLLECTOR−EMITTER : VCE (V)

Fig.7 Output characteristics

IF=30m

20m

15m

10m

5m

Anode

Cathode

10000

1000

DARK CURRENT : ICEO (μA)

0.01

100

10

1

0.1

VCE=30V

20V
10V

−50 −25 0 25 50 75 100

AMBIENT TEMPERATURE : Ta (°C)

Fig.8 Dark current vs. ambient

temperature

Collector

Emitter

Notes:

1. Unspecified tolerance

shall be ±0.2 .

2. Dimension in parenthesis are
show for reference.

2010.06 Rev.B