4 mm FLAT TOP LAMPS
HER
YELLOW
GREEN
PACKAGE DIMENSIONS
.100 (2.54)
HLMP-M200/M201
HLMP-M300/M301
HLMP-M500/M501
FEATURES
• Wide viewing angle
HLMP-M250/M251
HLMP-M350/M351
HLMP-M550/M551
• Excellent for backlighting small areas
• Solid state reliability
.050 (1.27)
.246 (6.24)
.226 (5.74)
• Choice of tinted clear or tinted diffused package
1.00 (25.4)
MIN
DESCRIPTION
Bright illumination and wide viewing angle are two outstanding
features of the 4 mm flat top lamps. The cylindrical shape and flat
emitting surface make these lamps particularly well suited for
applications requiring high light output in minimal space.
.050 (1.27)
REF.
.050 (1.27)
.100 (2.54)
.162 (4.11)
.152 (3.86)
DIA
.100 (2.54)
INDICATES
CATHODE
.020 (0.50)
SQ. TYP. (2X)
NOTES: ALL DIMENSIONS ARE IN INCHES (mm).
ABSOLUTE MAXIMUM RATING
Parameters
Power Dissipation
Peak Forward Current
(1
µS
pulse width, 0.3% duty cycle)
Reverse Voltage
Lead Soldering Time at 260° C
Continuous Forward Current
Operating Temperature
Storage Temperature
(T
A
=25°C)
HER
135
90
5
5
30
-55 to +100
-55 to +100
YELLOW
120
60
5
5
20
-55 to +100
-55 to +100
GREEN
135
90
5
5
30
-55 to +100
-55 to +100
UNITS
mW
mA
V
sec
mA
°C
°C
2001 Fairchild Semiconductor Corporation
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4 mm FLAT TOP LAMPS
ELECTRICAL / OPTICAL CHARACTERISTICS
HER
Pararmeter
Luminous Intensity (mcd)
Minimum
Typical
Forward Voltage (V)
Maximum
Typical
Peak Wavelength (nm)
Reverse Voltage (V)
Viewing Angle (°)
3.0
2.2
635
5
135
3.0
2.2
585
5
135
3.0
2.3
565
5
135
I
F
= 20mA
I
R
= 100µA
I
F
= 20mA
3.4 / 5.4
5.0 / 7.0
3.6 / 5.7
5.0 / 7.0
4.2 / 6.7
7.0 / 10.0
I
F
= 20mA
HLMP-M200/M201
(T
A
=25°C)
YELLOW
HLMP-M300/M301
GREEN
HLMP-M500/M501
Condition
I
F
= 20mA
ELECTRICAL / OPTICAL CHARACTERISTICS
HER
Pararmeter
Luminous Intensity (mcd)
Minimum
Typical
Forward Voltage (V)
Maximum
Typical
Peak Wavelength (nm)
Reverse Voltage (V)
Viewing Angle (°)
3.0
2.2
635
5
80
(T
A
=25°C)
YELLOW
HLMP-M350/M351
3.6 / 5.7
5.0 / 7.0
3.0
2.2
585
5
80
GREEN
HLMP-M550/M551
4.2 / 6.7
10.0 / 16.0
I
F
= 20mA
3.0
2.3
565
5
80
I
F
= 10mA
I
R
= 100µA
I
F
= 10mA
Condition
I
F
= 10mA
HLMP-M250/M251
3.4 / 5.4
5.0 / 7.0
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4 mm FLAT TOP LAMPS
TYPICAL PERFORMANCE CURVES
90
(T
A
=25°C)
2.5
RELATIVE LUMNOUS INTENSITY
(NORMALIZED AT 20 mA)
80
I
F
- FORWARD CURRENT (mA)
70
60
50
40
30
20
10
GREEN
0
1.0
2.0
3.0
4.0
5.0
YELLOW
HER
2.0
HER
YELLOW
GREEN
1.5
1.0
0.5
0.0
0
5
10
15
20
25
30
V
F
- FORWARD VOLTAGE (V)
I
F
- DC FORWARD CURRENT (mA)
Fig. 1 Forward Current vs. Forward Voltage
Fig. 2 Relative Luminous Intensity vs.
DC Forward Current
1.0
GREEN
YELLOW
HER
RELATIVE INTENSITY
0.5
0
500
550
600
650
700
750
WAVELENGTH (nm)
Fig. 3 Relative Intensity vs. Peak Wavelength
50
-20˚
-30˚
-40˚
-50˚
-60˚
-70˚
-80˚
-90˚
1.2
20˚
30˚
40˚
50˚
60˚
70˚
DIFFUSED
NON-DIFFUSED
I
F
- FORWARD CURRENT (mA)
-10˚
0˚
10˚
40
HER, GREEN
30
20
YELLOW
80˚
10
1.0
0.8
0.6 0.4
0.2
0
0.2
0.4 0.6
0.8
90˚
1.0 1.2
0
REL. LUMINOUS INTENSITY (%)
0
20
40
60
80
100
Fig.4 Radiation Diagram
T
A
- AMBIENT TEMPERATURE (˚C)
Fig. 5 Current Derating Curve
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4 mm FLAT TOP LAMPS
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.
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