Electrical and Optical Characteristics (Ta = 25

°C)

Item

Symbol

Value

Condition

Emitter

Forward voltage

VF

1.2 V typ., 1.5 V max.

IF = 30 mA

Reverse current

IR

0.01

µA typ., 10 µA max.

VR = 4 V

Peak emission wavelength

λP

940 nm typ.

IF = 20 mA

Detector

Light current

IL

200

µA min., 2,000 µA

max.

IF = 20 mA, VCE = 10 V

White paper with a reflection ratio

of 90%, d = 5 mm (see note)

Dark current

ID

2 nA typ., 200 nA max.

VCE = 10 V, 0 x

Leakage current

ILEAK

2

µA max.

IF = 20 mA, VCE = 10 V with no

reflection

Collector–Emitter saturated voltage

VCE (sat)

---

---

Peak spectral sensitivity wavelength

λP

850 nm typ.

VCE = 10 V

Rising time

tr

30

µs typ.

VCC = 5 V, RL = 1 kΩ, IL = 1 mA

Falling time

tf

30

µs typ.

VCC = 5 V, RL = 1 kΩ, IL = 1 mA

Note:

The letter “d” indicates the distance between the top surface of the sensor and the sensing object.

Engineering Data

Forward Current vs. Collector

Dissipation Temperature Rating

Light Current vs. Forward Current

Characteristics (Typical)

Ambient temperature Ta (

°C)

Forward current IF (mA)

Light Current vs. Collector–Emitter

Voltage Characteristics (Typical)

Relative Light Current vs. Ambient

Temperature Characteristics

(Typical)

Dark Current vs. Ambient

Temperature Characteristics

(Typical)

Collector–Emitter voltage VCE (V)

Ambient temperature Ta (

°C)

Ambient temperature Ta (

°C)

Response Time vs. Load

Resistance Characteristics

(Typical)

Load resistance RL (kΩ)

IF = 20 mA

VCE = 5 V

VCE = 10 V

0 x

Vcc = 5 V

Ta = 25

°C

Sensing object:

White paper with

a reflection fac-

tor of 90%

Sensing object:

White paper with

a reflection factor

of 90%

IF = 20 mA

IF = 10 mA

IF = 30 mA

IF = 40 mA

Ta = 25

°C

VCE = 10 V

d = 5 mm

Ta = 25

°C

d = 5 mm