EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER :
ECN :
DIS-028-068
REV :
1.0
PAGE : 1/8
1.3mm Height Subminiature Axial Flat Top Infrared LED
MODEL NO :
Features :
Small
double-end package
Low
forward voltage
View
angle 160
Peak
wavelength
p
=875nm
High
reliability
SIR28-21C
Description :
SIR28-21C is an infrared emitting diode in miniature SMD package which is molded
in a water clear plastic with flat top view lens. The device is spectrally matched
with silicon photodiode and phototransistor.
Applications :
PCB
mounted infrared sensor
Floppy
disk drive
Smoke
detector
Optoelectronic
switch
Video
CHIP
PART NO.
SIR
MATERIAL
GaAlAs
LENS COLOR
Water Clear
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER :
ECN :
DIS-028-068
REV :
1.0
PAGE : 2/8
1.3mm Height Subminiature Axial Flat Top Infrared LED
MODEL NO :
SIR28-21C
Package Dimensions :
Notes :
1.All dimensions are in millimeter.
2.General Tolerance:
0.1mm
3.Lead spacing is measured where the lead emerge from the package .
4.Lens colorWater clear.
5.Above specification may be changed without notice. EVERLIGHT will reserve authority on
material change for above specification.
6.These specification sheets include materials protected under copyright of EVERLIGHT
corporation . Please don’t reproduce or cause anyone to reproduce them without EVERLIGHT’s
consent.
7.When using this product , please observe the absolute maximum ratings and the instructions
for use outlined in these specification sheets. EVERLIGHT assumes no responsibility for any
damage resulting from use of the product which does not comply with the absolute maximum
ratings and the instructions included in these specification sheets.
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER :
ECN :
DIS-028-068
REV :
1.0
PAGE : 3/8
1.3mm Height Subminiature Axial Flat Top Infrared LED
MODEL NO :
SIR28-21C
Absolute Maximum Ratings at Ta = 25
Parameter
Symbol
Rating
Continuous Forward Current
Peak Forward Current
Pulse width=100s,Duty cycle=1
Reverse Voltage
Operating Temperature
Storage Temperature
Soldering Temperature
Power Dissipation at(or below)
25Free Air Temperature
I
F
I
FP
V
R
Topr
Tstg
Tsol
Pd
65
1.0
5
-25 ~ +85
-40 ~ +85
260
130
Unit
mA
A
V
Notice
Electronic Optical Characteristics :
Parameter
Symbol Min. Typ. Max.
0.2
----
----
----
----
----
----
----
----
----
0.45
2.0
20.0
875
80
1.3
1.4
2.6
----
160
----
----
----
----
----
1.6
1.8
4.0
10
----
Unit
Condition
I
F
=20mA
I
F
=100mA,tp=100s, t
P
/T=0.01
I
F
=1A,tp=100s, t
P
/T=0.01
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=100mA,tp=100s, t
P
/T=0.01
I
F
=1A,tp=100s, t
P
/T=0.01
V
R
=5V
I
F
=20mA
Radiant Intensity
Peak Wavelength
Spectral
Bandwidth
Forward Voltage
Reverse Current
View Angle
Ee
P
mW/sr
nm
nm
V
F
I
R
21/2
V
A
deg
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER :
ECN :
DIS-028-068
REV :
1.0
PAGE : 4/8
1.3mm Height Subminiature Axial Flat Top Infrared LED
MODEL NO :
SIR28-21C
Typical Electrical/Optical/Characteristics Curves
EVERLIGHT ELECTRONICS CO., LTD.
DEVICE NUMBER :
ECN :
DIS-028-068
REV :
1.0
PAGE : 5/8
1.3mm Height Subminiature Axial Flat Top Infrared LED
MODEL NO :
SIR28-21C
Typical Electrical/Optical/Characteristics Curves