ASDL-4264
High Efficiency T-1 ¾ (5mm) Infrared (940nm) Lamp
Data Sheet
Description
ASDL-4264 is a Infrared emitter that is optimized for high
efficiency at emission wavelength of 940nm. This device
is designed for high current and low forward voltage ap-
plications. It is encapsulated in T1-3/4 (5mm) package
and is suitable for high performance replacements of
standard emitters.
Features
•
T 1- ¾ Package
•
940nm Wavelength
•
Narrow Viewing Angle
•
Low Forward Voltage
•
Ideal for High Current and Low Forward Voltage
Application
•
Paired Device to ASDL-5770 and ASDL-5771
•
Design for Smoke Detector & Fire Alarm Application
•
Lead Free & ROHS Compliant
•
Available in Tape & Reel
Applications
•
Smoke Detector
•
IR Remote Control for Consumer Devices
•
IR Remote Control for Industrial Equipment
•
Photo-interrupters
•
Reflective Applications
•
Infrared Illuminator Security Camera
Ordering Information
Part Number
ASDL-4264-C22
ASDL-4264-C31
Lead Form
Straight
Color
Clear
Packaging
Tape & Reel
Bulk
Shipping Option
2000pcs
8000pcs / Carton
Absolute Maximum Ratings at 25°C
Parameter
Peak Forward Current
DC Forward Current
Power Dissipation
Reverse Voltage
Operating Temperature
Storage Temperature
LED Junction Temperature
Lead Soldering Temperature
[1.6mm (0.063”) From Body]
Symbol
I
FPK
I
FDC
P
DISS
V
R
T
O
T
S
T
J
260°C for 5 seconds
-40
-55
Min.
Max
3
150
250
5
85
100
110
Unit
A
mA
mW
V
°C
°C
°C
Reference
300pps
Electrical Characteristics at 25°C
Parameter
Forward Voltage
Reverse Voltage
Thermal Resistance
Junction to Ambient
Symbol
V
F
V
R
Rq
ja
5
250
Min.
Typ.
1.2
Max.
1.6
Unit
V
V
°C/W
Condition
I
FDC
=20mA
I
R
=100uA
Optical Characteristics at 25°C
Parameter
Radiant On-Axis Intensity
Viewing Angle
Peak wavelength
Spectral Width
Optical Rise Time
Symbol
I
E
2θ
1/2
λ
PK
Δλ
t
r
Min.
6.02
8.42
22
940
50
1
deg
nm
nm
us
I
FDC
= 20mA
I
FDC
= 20mA
I
FPK
=100mA
Duty Factor=50%
Pulse Width=10us
I
FPK
=100mA
Duty Factor=50%
Pulse Width=10us
Typ.
Max.
12.63
Unit
mW/Sr
Condition
I
FDC
=20mA
Bin
Bin A
Bin B
Optical Fall Time
t
f
1
us
2
Package Dimension
Notes:
1. All dimensions are in millimeters (inches)
2. Tolerance is + 0.25mm (.010”) unless otherwise noted
3. Protuded resin under flange is 1.5mm (.059”) max
4. Lead spacing is measured where leads emerge from package
5. Specifications are subject to change without notice
3
Typical Electrical / Optical Characteristics
(T
A
= 25°C Unless Otherwise Indicated)
1.0
180
150
120
90
60
30
0
-40
-20
0
20
40
60
o
Relative Radiant Intensity
0.5
0
840
940
Wavelength (nm)
1040
Forward Current IF (mA)
80
100
Ambient Temperature Ta ( C)
Figure 1. Spectral Distribution
150
120
Figure 2. Forward Current Vs. Ambient Temperature
Output Power Relative To Value at IF=20mA
1.2
1.0
0.8
0.6
0.4
0.2
0
-20
0
20
40
60
o
Ambient Temperature Ta ( C)
80
Forward Current (mA)
90
60
30
0
0
1.2
1.6
2.0
2.4
2.8
Forward Voltage (V)
Figure 3. Forward Current Vs. Forward Voltage
Output Power Relative To Value at IF=20mA
10.0
8.0
Figure 4. Relative Radiant Intensity Vs. Ambient Temperature
0
o
10
o
20
o
30
o
Relative Radiant Intensity
6.0
4.0
2.0
0
40
1.0
0.9
0.8
0.7
50
60
70
80
90
0.5
0.3
0.1
0.2
0.4
0.6
o
o
o
o
o
o
0
40
80
120
160
200
Foward Current (mA)
Figure 5. Relative Radiant Intensity Vs. Forward Current
Figure 6. Radiation Diagram
For company and product information, please go to our web site:
WWW.liteon.com
or
http://optodatabook.liteon.com/databook/databook.aspx
Data subject to change. Copyright © 2007 Lite-On Technology Corporation. All rights reserved.
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