ROHM RPR-220PC30N Data Sheet

Li gh ra ns fe ut pu In pu ut pu

RPR-220PC30N ho to em itt er ch ar ac ch ar ac ch ar ac ph ot o- In pu t ( LE tr an si st or

di od te ris tic te ris tic te ris tic tr an si st or

IS IP IO

Reflective photosensor (photoreflector) LL IS IP IO /P (m LA IV LL IC

Absolute maximum ratings (Ta=25°C)

Parameter Symbol Limits Unit Applications

Forward current IF m A

Printers

Reverse voltage VR

MFP (Multi-function Printer)

Power dissipation PD m W Collector-emitter voltage VCEO Emitter-collector voltage VECO 4.5

Features

Collector current IC m A

1) A plastic lens is used for high sensitivity.

Collector power dissipation PC m W

2) A built-in visible light filter minimizes the

Operating temperature Topr −25 to +85 °C

influence of stray light.

Storage temperature Tstg −30 to +85 °C 3) Lightweight and compact. LA IV LT IF (m

Electrical and optical characteristics (Ta=25°C)

Parameter Symbol Min. Typ. Max. Unit Conditions

Forward voltage VF 3.5 3.8 IF=20m A Reverse current IR μA VR=5V Dark current ICEO μA VCE=10V Peak sensitivity wavelength λP nm Reflector Collector current IC 0.08 0.8 m A VCE=2V, IF=10m A

d = 6mm

Collector-emitter saturation

VCE(sat) 0.1 0.3 IF=20m A, IC=0.1m A

voltage

Reflective

Response time tr tf μs VCE=10V, IF=20m A, RL=100Ω

photointerrupter

IF=20m A λP nm ∗ Non-coherent Infrared light emitting diode used.Peak light emitting wavelength

LL IC (m VCC=5V, IC=1m A, RL=100Ωtr tf Response time IF (m

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

Maximum sensitivity wavelength λP nm

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

Electrical and optical characteristics curves

DISTANCE : d (mm) AMBIENT TEMPERATURE : Ta (°C) FORWARD VOLTAGE : VF (V)

Fig.2 Forward current vs. Fig.3 Forward current vs. Fig.1 Relative output vs. distance ambient temperature forward voltage

PD 0.7

PC 0.5

AMBIENT TEMPERATURE : Ta (°C) AMBIENT TEMPERATURE : Ta (°C) FORWARD CURRENT : IF(m A)

Fig.4 Power dissipation / collector power Fig.5 Relative output vs. ambient Fig.6 Collector current vs. dissipation vs. ambient temperature temperature forward current