T-1 3/4 (5mm) CYLINDRICAL LED LAMPS
L493IT HIGH EFFICIENCY RED
L493EC HIGH EFFICIENCY RED
L493Gx GREEN
L493Yx YELLOW
Features
!
WIDE
!
LOW
Description
The High Efficiency Red source color devices are made
with Gallium Arsenide Phosphide on Gallium Phosphide
Orange Light Emitting Diode.
The Green source color devices are made with Gallium
Phosphide Green Light Emitting Diode.
The Yellow source color devices are made with Gallium
Arsenide Phosphide on Gallium Phosphide Yellow Light
Emitting Diode.
VIEWING ANGLE.
AND RUGGED.
AND WATER CLEAR TYPE
POWER CONSUMPTION.
LIFE - SOLID STATE RELIABILITY.
!
RELIABLE
!
LONG
!
TRANSPARENT
AVAILABLE.
Package Dimensions
Notes:
1. All dimensions are in millimeters (inches).
2. Tolerance is
±0.25(0.01")
unless otherwise noted.
3. Lead spacing is measured where the lead emerge package.
4. Specifications are subject to change without notice.
SPEC NO: CDA0723
APPROVED : J. Lu
REV NO: V.1
CHECKED :
DATE: NOV/11/2001
DRAWN: R.X.Jin
PAGE: 1 OF 5
Selection Guide
Par t No .
Dic e
L en s Ty p e
Iv (m c d )
@ 10 m A
Min .
L493IT
L493EC
L493GT
L493GC
L493YT
L493YC
HIGH EFFICIENCY RED (GaAsP/GaP)
RED TRANSPARENT
WATER CLEAR
GREEN TRANSPARENT
WATER CLEAR
YELLOW TRANSPARTENT
WATER CLEAR
2
2
2
2
1
1
Ty p .
6
6
5
5
4
4
V i ew i n g
An g l e
2
θ
1/2
140°
140°
140°
140°
140°
140°
GREEN (GaP)
YELLOW (GaAsP/GaP)
Note:
1.
θ1/2
is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.
Electrical / Optical Characteristics at T
)
=25°C
°
Sy m b o l
λ
peak
λ
D
∆λ
1/2
Par am et er
Peak Wavelength
D ev i c e
High Efficiency Red
Green
Yellow
High Efficiency Red
Green
Yellow
Ty p .
627
565
590
625
568
588
45
30
35
15
15
20
2.0
2.0
2.1
2.5
2.5
2.5
10
Max .
Un it s
nm
Tes t Co n d it io n s
IF=20mA
Dominate Wavelength
nm
IF=20mA
High Efficiency Red
Spectral Line Halfwidth Green
Yellow
Capacitance
High Efficiency Red
Green
Yellow
High Efficiency Red
Green
Yellow
All
nm
IF=20mA
C
pF
VF=0V;f=1MHz
V
F
I
R
Forward Voltage
Reverse Current
V
uA
IF=20mA
V R = 5V
Absolute Maximum Ratings at T
)
=25°C
°
Par am et er
Power dissipation
DC Forward Current
Peak Forward Current [1]
Reverse Voltage
Operating/Storage Temperature
Lead Solder Temperature [2]
Notes:
1. 1/10 Duty Cycle, 0.1ms Pulse Width.
2. 4mm below package base.
H i g h E f f i c i en c y R ed
105
30
160
5
Gr een
105
25
140
5
-40
°
C To +85
°C
260
°
C For 5 Seconds
Yello w
105
30
140
5
Un it s
mW
mA
mA
V
SPEC NO: CDA0723
APPROVED : J. Lu
REV NO: V.1
CHECKED :
DATE: NOV/11/2001
DRAWN: R.X.Jin
PAGE: 2 OF 5
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