Unity Opto Technology MIE-824A4 Datasheet

AlGaAs/GaAs T-1 3/4 PACKAGE

INFRARED EMITTING DIODE

MIE-824A4

Description Package Dimensions

The MIE-824A4 is an infrared emitting diode utilizing
GaAs with AlGaAs window coation chip technology.
It is molded in water clear plastic package.

SEE NOTE 2

Features

l High radiant power and high radiant intesity
l Peak wavelength λ
l Good spectral matching to si-photodetector
l Radiant angle: 120°

= 940 nm

p

0.50 TYP.
(.020)

A

φ5.00
(.197)

2.54 NOM.
(.100)

SEE NOTE 3

4.30

(.169)

1.00

(.039)

23.40 MIN.
(.921)

1.00MIN.
(.039)

C

Unit: inches

5.80

(.228)

FLAT DENOTES CATHODE

Absolute Maximum Ratings

Parameter Maximum Rating Unit
Power Dissipation 120 mW
Peak Forward Current 1 A
Continuous Forward Current 100 mA
Reverse Voltage 5 V
Operating Temperature Range
Storage Temperature Range
Lead Soldering Temperature

Notes :

1. Tolerance is ± 0.25 mm (.010") unless otherwise noted.

2. Protruded resin under flange is 1.5 mm (.059") max.

3. Lead spacing is measured where the leads emerge from the package.

@ TA=25oC

-55oC to +100oC

-55oC to +100oC

260oC for 5 seconds

Unity Opto Technology Co., Ltd.

02/04/2002

MIE-824A4

Optical-Electrical Characteristics

VS. FORWARD CURRENT

FIG.6 RADIANTION DIAGRAM

FIG.1 SPECTRAL DISTRIBUTION

Parameter Test Conditions Symbol Min. Typ . Max. Unit
Radiant Intensity
Forward Voltage
Reverse Current
Peak Wavelength
Spectral Bandwidth
View Angle

IF=20mA
IF=50mA V
VR=5V I
IF=20mA
IF=20mA
IF=20mA 2θ

Ie 0.8 mW/sr

F

R

λ

∆λ

1/2

Typical Optical-Electrical Characteristic Curves

1

0.5

Relative Radiant Intensity

0

780 820 860 900 940 980

Wavelength (nm)

1.30 1.50 V

940 nm

50 nm

120 deg .

100

90
80

70

60

50

Forward Current IF (mA)

0

-55 -25 0 25 50 75 100 125

Ambient Temperature TA (oC)

FIG.2 FORWARD CURRENT VS.

100

@ TA=25oC

µA

100

80
60
40
20

Forward Current (mA)

0

0.8 1.2 1.6 2.0 2.4 2.8

Forward Voltage (V)

FIG.3 FORWARD CURRENT VS.

FORWARD VOLTAGE

5
4
3

=20mA

F

2
1

Value at I

Output Power Relative To

0

0 20 40 60 80 100

Forward Current (mA)

FIG.5 RELATIVE RADIANT INTENSITY

3.0

=20mA

F

2.5

2.0

1.5

1.0

0.5

0.0

-40 -20 0 20 40 60

Output Power To Value I

Ambient Temperature TA(oC)

FIG.4 RELATIVE RADIANT INTENSITY

VS. AMBIENT TEMPERATURE

0° 10° 20°

1.0

0.9

0.8

Relative Radiant Intensity

0.5 0.3 0.1 0.2 0.4 0.6

30°

40°
50°

60°
70°
80°
90°

Unity Opto Technology Co., Ltd.

02/04/2002