PLASTIC INFRARED
LIGHT EMITTING DIODE
QEC121
ABSOLUTE MAXIMUM RATINGS
Parameter
Operating Temperature
Storage Temperature
Soldering Temperature (Iron)
(2,3,4)
Soldering Temperature (Flow)
(2,3)
Continuous Forward Current
Reverse Voltage
Power Dissipation
(1)
QEC122
(T
A
= 25°C unless otherwise specified)
Symbol
T
OPR
T
STG
T
SOL-I
T
SOL-F
I
F
V
R
P
D
Rating
-40 to +100
-40 to +100
240 for 5 sec
260 for 10 sec
50
5
100
QEC123
Unit
°C
°C
°C
°C
mA
V
mW
NOTES
1. Derate power dissipation linearly 1.33 mW/°C above 25°C.
2. RMA flux is recommended.
3. Methanol or isopropyl alcohols are recommended as cleaning agents.
4. Soldering iron
1/16”
(1.6mm) minimum from housing.
ELECTRICAL / OPTICAL CHARACTERISTICS
PARAMETER
TEST CONDITIONS
(T
A
= 25°C)
SYMBOL
PE
MIN
TYP
MAX
UNITS
Peak Emission Wavelength
Emission Angle
Forward Voltage
Reverse Current
Radiant IntensityQEC121
Radiant IntensityQEC122
Radiant IntensityQEC123
Rise Time
Fall Time
I
F
= 100 mA
I
F
= 100 mA
I
F
= 100 mA, tp = 20 ms
V
R
= 5 V
I
F
= 100 mA, tp = 20 ms
I
F
= 100 mA, tp = 20 ms
I
F
= 100 mA, tp = 20 ms
I
F
= 100 mA
2
—
—
—
—
14
27
39
—
—
880
16
—
—
—
—
—
800
800
—
—
1.7
10
—
94
—
—
—
nm
Deg.
V
µA
mW/sr
mW/sr
mW/sr
ns
ns
1/2
V
F
I
R
I
E
I
E
I
E
t
r
t
f
www.fairchildsemi.com
2 OF 4
5/18/01
DS300335
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
