FAIRCHILD MV942-8

SOLID STATE LED LAMPS
LCD BACKLIGHT ILLUMINATOR
PACKAGE DIMENSIONS
0.370 (9.4)
0.354 (9.0)
YELLOW
GREEN
ORANGE
HER
MV942-3
MV942-4
MV942-8
MV942-9
Clear
Clear
Clear
Clear
0.067 (1.7)
0.051 (1.3)
FEATURES
0.083 (2.1)
0.075 (1.9)
• Low power consumption
• Uniform lighting across entire bar
0.216 (5.5)
0.0234 (0.6)
0.30 (7.62)
0.047 (1.2)
0.031 (0.8)
0.010 (0.25)
NOTE:
1. Dimensions are in inches (mm).
2. Lead spacing is measured where the leads emerge from
the package.
3. Protruded resin under the flange is 1.5mm (0.059”) max.
4. Tolerance is +/-0.12” (0.3mm) unless otherwise noted.
ABSOLUTE MAXIMUM RATINGS
Parameter
Continuous Forward Current - IF
Peak Forward Current - IF
(f = 1.0 KHz, Duty Factor = 1/10)
DESCRIPTION
These right angle bar illuminators have two chips connected in
series. They are housed in a 2mm x 9mm white rectangular
molded reflector case with a clear epoxy lens.
(TA = 25°C unless otherwise specified)
YELLOW
GREEN
ORANGE
HER
MV942-3
MV942-4
MV942-8
MV942-9
20
30
30
30
mA
160
160
160
160
mA
Units
Reverse Voltage - VR (IR = 10 µA)
5
5
5
5
V
Power Dissipation - PD
85
100
100
100
mW
Operating Temperature - TOPR
-40 to +85
°C
Storage Temperature - TSTG
-40 to +100
°C
Wave
260 for 5 sec
°C
Reflow
240 for 5 sec
Lead Soldering Time - TSOL
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300087A
SOLID STATE LED LAMPS
LCD BACKLIGHT ILLUMINATOR
YELLOW
GREEN
ORANGE
HER
ELECTRICAL / OPTICAL CHARACTERISTICS
Part Number
MV942-3 Clear
MV942-4 Clear
MV942-8 Clear
MV942- 9 Clear
(TA =25°C)
YELLOW
MV942-3
GREEN
MV942-4
ORANGE
MV942-8
HER
MV942-9
30
45
30
45
30
45
35
45
Luminous Intensity (mcd)
Minimum
Typical
Forward Voltage (V)
Maximum
Typical
Peak Wavelength (nm)
Spectral Line Half Width (nm)
Viewing Angle (°)
Condition
IF = 20mA
IF = 20mA
5.6
4.2
585
35
160
5.6
4.2
565
30
160
5.6
4.2
610
35
160
5.6
4.2
635
45
160
IF = 20mA
IF = 20mA
IF = 20mA
TYPICAL PERFORMANCE CURVES
2.5
90
RELATIVE LUMNOUS INTENSITY
(NORMALIZED AT 20 mA)
IF - FORWARD CURRENT (mA)
80
70
HER
60
50
YELLOW
40
30
20
10
1.5
1.0
0.5
GREEN & ORANGE
0.0
0
1.0
2.0
3.0
4.0
5.0
VF - FORWARD VOLTAGE (V)
Fig. 1 Forward Current vs. Forward Voltage
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2.0
0
5
10
15
20
25
30
IF - DC FORWARD CURRENT (mA)
Fig. 2 Relative Luminous Intensity vs.
DC Forward Current
7/31/00
300087A
SOLID STATE LED LAMPS
LCD BACKLIGHT ILLUMINATOR
YELLOW
GREEN
ORANGE
HER
MV942-3 Clear
MV942-4 Clear
MV942-8 Clear
MV942- 9 Clear
Fig. 2 Relative Luminous Intensity vs.
DC Forward Current
Fig. 1 Forward Current vs. Forward Voltage
TYPICAL
PERFORMANCE CURVES
YELLOW
ORANGE
0˚
10˚
20˚
1.0
30˚
RELATIVE INTENSITY
GREEN
40˚
1.0
0.5
0.9
50˚
0.8
60˚
HER
70˚
0.7
80˚
90˚
0
500
550
600
650
700
0.5
750
WAVELENGTH (nm)
0.3
0.1
0.2
0.4
0.6
REL. LUMINOUS INTENSITY (%)
Fig. 3 Relative Intensity vs. Peak Wavelength
Fig. 4 Radiation Diagram
IF - FORWARD CURRENT (mA)
50
40
GREEN, ORANGE & HER
30
YELLOW
20
10
0
0
20
40
60
85
100
TA - AMBIENT TEMPERATURE (˚C)
Fig. 5 Current Derating Curve
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7/31/00
300087A
SOLID STATE LED LAMPS
LCD BACKLIGHT ILLUMINATOR
YELLOW
GREEN
ORANGE
HER
MV942-3 Clear
MV942-4 Clear
MV942-8 Clear
MV942- 9 Clear
RECOMMENDED IR REFLOW SOLDERING PROFILE
5 sec MAX
soldering time
240° C MAX
+5° C/s MAX
-5° C/s MAX
60 - 120 sec
Preheating
120 - 150° C MAX
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SOLID STATE LED LAMPS
LCD BACKLIGHT ILLUMINATOR
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES 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 the labeling, can be
reasonably expected to result in a significant injury of the
user.
www.fairchildsemi.com
5 of 5
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.
© 2000 Fairchild Semiconductor Corporation
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300087A