LITE-ON DCC
RELEASE
LITE-ON Technology Corp. / Optoelectronics
No.90,Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C.
Tel: 886-2-2222-6181 Fax: 886-2-2221-1948 / 886-2-2221-0660
http://www.liteon.com/opto
IR Emitter and Detector
Product Data Sheet
LTE-3271B
Spec No.: DS50-2003-037
Effective Date: 01/29/2013
Revision: C
BNS-OD-FC001/A4
BNS-OD-FC001/A4
BNS-OD-FC001/A4
BNS-OD-FC001/A4
LITE-ON TECHNOLOGY CORPORATION
Property of Lit e - On Onl y
FEATURES
* SPECIAL FOR HIGH CURRENT AND LOW FORWARD VOLTAGE
* HIGH POWER
* AVAILABLE FOR PULSE OPERATING
* WIDE VIEWING ANGLE
PACKAGE DIMENSIONS
NOTES:
1. All dimensions are in millimeters (inches).
2. Tolerance is ±0.25mm(.010") unless otherwise noted.
3. Protruded resin under flange is 1.5mm(.059") max.
4. Lead spacing is measured where the leads emerge from the package.
5. Specifications are subject to change without notice.
Part No. : LTE-3271B DATA SHEET
Page : 1 of 4
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of Lit e - On Onl y
ABSOLUTE MAXIMUM RATINGS AT TA=25℃
PARAMETER
MAXIMUM RATING
UNIT
Power Dissipation
150
mW
Peak Forward Current (300pps, 10μs pulse)
2
A
Continuous Forward Current
100
mA
Reverse Voltage
5
V
Operating Temperature Range
-40℃ to + 85℃
Storage Temperature Range
-55℃ to + 100℃
Lead Soldering Temperature
[1.6mm(.063") From Body]
260℃ for 5 Seconds
ELECTRICAL OPTICAL CHARACTERISTICS AT TA=25℃
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
TEST
CONDITION
BIN
GRADE
Aperture Radiant Incidence
Ee
0.8
1.51
mW/cm2
IF = 20mA
BIN A
1.01
1.66
BIN B
1.10
2.08
BIN C
1.38
2.47
BIN D
1.65
--
BIN E
Radiant Intensity
IE
6
11.32
mW/sr
IF = 20mA
BIN A
7.57
12.45
BIN B
8.25
15.6
BIN C
10.35
18.52
BIN D
12.37
--
BIN E
Peak Emission Wavelength
λP
940
nm
IF = 20mA
Spectral Line Half-Width
Δλ
50
nm
IF = 20mA
Forward Voltage
VF
1.25
1.6
V
IF = 50mA
Forward Voltage
VF
1.85
2.3
V
IF = 500mA
Reverse Current
IR
100
μA
VR = 5V
Viewing Angle (See FIG.6)
2θ1/2
50
deg.
Part No. : LTE-3271B DATA SHEET
Page : 2 of 4
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of Lit e - On Onl y
TYPICAL ELECTRICAL / OPTICAL CHARACTERISTICS CURVES
(25℃ Ambient Temperature Unless Otherwise Noted)
100
80
60
40
20
0
0.5
1.0
1040940840
120
100
80
60
40
20
Relative Radiant Intensity
Wavelength (nm)
FIG.1 SPECTRAL DISTRIBUTION
0
Forward Current IF (mA)
AMBIENT TEMPERATURE
FIG.2 FORWARD CURRENT VS.
Ambient Temperature Ta ( C)
o
100-40 0-20 20 6040 80
Ambient Temperature Ta ( C)
VS. AMBIENT TEMPERATURE
FIG.4 RELATIVE RADIANT INTENSITY
-20
Output Power Relative To
Value at IF=20mA
0.6
0.2
0
0.4
0.8
1.0
1.2
6040200
o
80
Forward Current (mA)
01.6
FORWARD VOLTAGE
FIG.3 FORWARD CURRENT VS.
Forward Voltage (V)
1.2
0 2.8
2.4
2.0
Value at IF=20mA
Output Power Relative To
2.0
4.0
0
6.0
8.0
10.0
80
VS. FORWARD CURRENT
FIG.5 RELATIVE RADIANT INTENSITY
Foward Current (mA)
400160120 200
Relative Radiant Intensity
FIG.6 RADIATION DIAGRAM
0.60.5 0.3 0.1 0.2 0.4
02010oo o
80o
90o
70
60
o
o
50
40
o
o
30o
0.9
0.7
0.8
1.0
Part No. : LTE-3271B DATA SHEET
Page : 3 of 4
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of Lit e - On Onl y
PACKING
DIVICE NO. BIN QUANTITY
Q.C STAMP
295mm
350mm
610mm
130mm
165mm
300mm
Bag volume
(pcs / Bag)
Inner carton volume
(Bag / carton)
Outer carton volume
(Box / Carton)
Total volume
(pcs/outer carton)
1000
8
8
64000
Part No. : LTE-3271B DATA SHEET
Page : 4 of 4
BNS-OD-C131/A4
LTE-3271B
LTE-3271B
LTE-3271B
