.047 (1.2)
.032 (.8) .189 (4.8)
.165 (4.2)
.059 (1.5)
.032 (0.8) 1.040 (26.4)
MIN
(ANODE)
.040 (1.00)
MIN
.100 (2.54)
.018 (.46)
.012 (.30)
.122 (3.1)
.135 (3.15)
2X
.020 (.51)
.016 (.41) 2X
PACKAGE DIMENSIONS
NOTES:
1. ALL DIMENSIONS ARE IN INCHES (mm).
2. TOLERANCE ARE ±.010” UNLESS OTHERWISE SPECIFIED.
3. AN EPOXY MENISCUS MAY EXTEND ABOUT .040”(1 mm)
DOWN THE LEADS.
FEATURES
• Wide Viewing Angle
• Deep Red Color
DOUBLE HETEROJUNCTION AIGaAs
LOW CURRENT RED LED LAMPS
DESCRIPTION
Exceptional light output
typifies these devices and
provides for their use over a
broad range of drive currents.
The LED material is based on double
heterojunction (DH) AIGaAs/GaAs
technology.
.040 (1.02)
.200 (5.10)
.180 (4.57)
.350 (8.89)
.330 (8.38)
.100 (2.54)
REF.
Ø .230 (5.84)
.023 (.58)
.017 (.43)
SQ. TYP. (2X)
.100 (2.54)
.055 (1.40)
.045 (1.15)
.490 (12.44)
.460 (11.68)
.050 (1.27)
.50 (1.27)
FLATE DENOTES
CATHODE
.90 (23.0)
MIN.
T-1 3/4 (5mm) HLMP-D150A Red Diffused
HLMP-D155A Red Clear with Standoff
T-100 (3mm) HLMP-K150 Red Diffused
HLMP-K155 Red Clear
HLMP-K150/K155
HLMP-D155A
.040 (1.02)
.200 (5.08)
.180 (4.57)
.050 (1.27)
REF. .100 (2.54)
.350 (8.89)
.330 (8.38)
.100 (2.54)
REF.
Ø .230 (5.84)
.023 (.58)
.017 (.43)
SQ. TYP. (2X)
.050 (1.27)
FLAT DENOTES
CATHODE
1.00 (25.4)
MIN.
HLMP-D150A
2001 Fairchild Semiconductor Corporation
DS300012 2/27/01 1 OF 5 www.fairchildsemi.com
Parameter RED UNITS
Power Dissipation 87 mW
Peak Forward Current (f=1kHz, DF=10%) 300 mA
Continuous DC Forward Current 30 mA
Lead Soldering Time at 260° C 5 sec
Operating Temperature -20 to +100 °C
Storage Temperature -55 to +100 °C
ABSOLUTE MAXIMUM RATING (TA=25°C)
Parameter HLMP-K150 HLMP-K155 HLMP-D150A HLMP-D155A Condition
Luminous Intensity (mcd) IF= 1mA
Minimum 1.2 2.0 1.2 3.0
Typical 2.0 3.0 3.0 10.0
Forward Voltage (V) IF= 1mA
Maximum 1.8 1.8 1.8 1.8
Typical 1.6 1.6 1.6 1.6
Peak Wavelength (nm) 660 660 660 660 IF= 1mA
Spectral Line Half Width 20 20 20 20 IF= 1mA
Reverse Voltage (V) 5 5 5 5 IR= 100µA
Viewing Angle (°) 60 45 65 24 IF= 1mA
ELECTRICAL / OPTICAL CHARACTERISTICS (TA=25°C)
DOUBLE HETEROJUNCTION AIGaAs
LOW CURRENT RED LED LAMPS
www.fairchildsemi.com 2 OF 5 2/27/01 DS300012
RELATIVE INTENSITY
Fig. 3 Relative Intensity vs. Peak Wavelength
1.0
0.5
0
500 550 600 650 700 750
90
IF - FORWARD CURRENT (mA)
VF - FORWARD VOLTAGE (V)
WAVELENGTH (nm)
Fig. 1 Forward Current vs. Forward Voltage
40
50
60
70
80
30
20
10
0
1.0 2.0 3.0 4.0 5.0
IF - FORWARD CURRENT (mA)
NORMALIZED LUMNOUS INTENSITY
(NORMALIZED AT 1 mA)
Fig. 2 Relative Luminous Intensity vs.
DC Forward Current
100.0
50.0
20.0
0 0.2 0.5 1
1.0
1.5
0.2
0.1
10.0
5.0
2.0
IF - FORWARD CURRENT (mA)
TA - AMBIENT TEMPERATURE (˚C)
Fig. 4 Current Derating Curve
50
40
30
20
10
0
0 20 40 60 85 100
2510
20 30 50 100
TYPICAL PERFORMANCE CURVES (TA=25°C)
DOUBLE HETEROJUNCTION AIGaAs
LOW CURRENT RED LED LAMPS
DS300012 2/27/01 3 OF 5 www.fairchildsemi.com
REL. LUMINOUS INTENSITY (%)
Fig. 5A Radiation Diagram (HLMP-D150A)
0 20406080100020406080
100 90˚
80˚
70˚
60˚
50˚
40˚
30˚
20˚
10˚
0˚
-10˚
-20˚
-30˚
-40˚
-50˚
-60˚
-70˚
-80˚
-90˚
REL. LUMINOUS INTENSITY (%)
Fig. 5B Radiation Diagram (HLMP-K150)
0 20406080100020406080
100 90˚
80˚
70˚
60˚
50˚
40˚
30˚
20˚
10˚
0˚
-10˚
-20˚
-30˚
-40˚
-50˚
-60˚
-70˚
-80˚
-90˚
REL. LUMINOUS INTENSITY (%)
Fig. 5C Radiation Diagram (HLMP-D155A)
0 20406080100020406080
100 90˚
80˚
70˚
60˚
50˚
40˚
30˚
20˚
10˚
0˚
-10˚
-20˚
-30˚
-40˚
-50˚
-60˚
-70˚
-80˚
-90˚
REL. LUMINOUS INTENSITY (%)
Fig. 5D Radiation Diagram (HLMP-K155)
0 20406080100020406080
100 90˚
80˚
70˚
60˚
50˚
40˚
30˚
20˚
10˚
0˚
-10˚
-20˚
-30˚
-40˚
-50˚
-60˚
-70˚
-80˚
-90˚
TYPICAL PERFORMANCE CURVES (TA=25°C)
DOUBLE HETEROJUNCTION AIGaAs
LOW CURRENT RED LED LAMPS
www.fairchildsemi.com 4 OF 5 2/27/01 DS300012
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT
ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT
DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE
RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD
SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical
implant into the body,or (b) support or sustain life,
and (c) whose failure to perform when properly
used in accordance with instructions for use provided
in labeling, can be reasonably expected to result in a
significant injury of the user.
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life
support device or system, or to affect its safety or
effectiveness.
DOUBLE HETEROJUNCTION AIGaAs
LOW CURRENT RED LED LAMPS
DS300012 2/27/01 5 OF 5 www.fairchildsemi.com
