Colour

Red

Orange

Yellow

Green

Units

Conditions

Part No:

RL81-SR

RL81-HO

RL81-HY

RL81-GH

Material

GaAlAs/GaAs

GaAsP/GaP

GaAsP/GaP

GaP/GaP

Brightness

Min

60

38

28

30

mcd

I^F=20mA

Typ

100

65

48

52

Viewing Angle

30

30

30

30

degrees

I^F=20mA

Peak Wavelength

660

630

585

570

nm

I^F=20mA

Dominant
Wavelength

640

610

580

560

nm

I^F=20mA

Spectral Line 
Halfwidth

20

45

35

30

nm

I^F=20mA

Capacitance

45

15

20

15

pF

V^f=0V f=1MHz

Forward 
Voltage

Min

1.8

2

2

2.1

V

IF=20mA

Typ

2.1

2.4

2.4

2.4

Max

2.4

2.8

2.8

2.8

Reverse Current

10

10

10

10

µA

Power Dissipation

110

100

85

100

mW

Max dc Forward Current

25

25

25

25

mA

Peak Forward 
Current

200

160

160

160

mA

Reverse Voltage

5

5

5

5

V

Operating Temperature

40°C to 80°C

Lead Soldering

260°C for 5 seconds