
FEATURES: APPLICATION:
Ultra compact (2.0×1.25×0.8)
Indicators on printed circuit boards
LCD Back
Illuminations
Automotive-Telecommunication
※
※Ultra low profile ※
SURFACE MOUNT CHIP LED LAMPS
Model No. LEM-51221T
※
※
※
-lights※Auto insertable.
Emitted Color Material
GaP
570
Lens Color
ABSOLUTE MAXIMUM RATINGS (Ta = 25℃)
CHARACTERISTIC SYMBOL RATING UNIT
Power dissipation Pm
Forward direct current IFm
Peak forward current IFp
Reverse voltage VRm
Operating temperature Topr
Storage temperature Tstg
ELECTRO-OPTICAL CHARACTERISTICS Ta = 25
78
30
100
5
-25 to +80
-30 to +85
℃
CHARACTERISTIC SYMBOL CONDITION Min. Typ. Max. UNIT
Luminous intensity Iv IF=20mA
Forward voltage VF IF=20mA
Reverse current IR VR=5V
Peak emission wavelength λP IF=20mA
Dominant wavelength λD IF=20mA
2θ1/2 IF=20mA
6 15
2.3 2.7
10
568
570
130
mW
mA
mA
V
℃
℃
mcd
V
µA
nm
nm
deg.
PACKAGE DIMENSIONS OF DEVICE
Note: 1. All dimensions are in millimeters.
2.
±0.25mm unless otherwise specified.
Recommended Soldering Pattern
for Reflow Soldering
Letex Technology Corp.