VLMK31..
www.vishay.com
Vishay Semiconductors
Standard SMD LED PLCC-2
FEATURES
• SMD LED with exceptional brightness
• Luminous intensity categorized
• Compatible
equipment
with
automatic
placement
• EIA and ICE standard package
• Compatible with IR reflow, vapor phase and
wave solder processes according to
CECC 00802 and J-STD-020
19225
DESCRIPTION
• Available in 8 mm tape
This device has been designed to meet the increasing
demand for AlInGaP technology.
• Low profile package
• Non-diffused lens: excellent for coupling to light pipes and
backlighting
The package of the VLMK31.. is the PLCC-2.
It consists of a lead frame which is embedded in a white
thermoplast. The reflector inside this package is filled up
with clear epoxy.
• Low power consumption
PRODUCT GROUP AND PACKAGE DATA
• Preconditioning according to JEDEC® level 2a
• Product group: LED
• ESD-withstand voltage: up to 2 kV according to
JESD22-A114-B
• Luminous intensity
IVmax./IVmin. ≤ 1.6
• Package: SMD PLCC-2
ratio
in
one
packaging
unit
• AEC-Q101 qualified
• Product series: standard
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
• Angle of half intensity: ± 60°
APPLICATIONS
• Automotive: backlighting in dashboards and switches
• Telecommunication:
telephone and fax
indicator
and
backlighting
in
• Indicator and backlight for audio and video equipment
• Indicator and backlight in office equipment
• Flat backlight for LCDs, switches, and symbols
• General use
PARTS TABLE
PART
LUMINOUS
INTENSITY
(mcd)
COLOR
MIN.
at IF
(mA)
TYP. MAX.
WAVELENGTH
(nm)
FORWARD
VOLTAGE
(V)
at IF
(mA)
MIN. TYP. MAX.
MIN.
at IF
(mA)
TECHNOLOGY
TYP. MAX.
VLMK31Q1R2-GS08
Red
71
138
180
20
-
630
-
20
-
1.9
2.6
20
AllnGaP on GaAs
VLMK31R1S1-GS08
Red
112
142
224
20
-
630
-
20
-
1.9
2.6
20
AllnGaP on GaAs
VLMK31R1S2-GS08
Red
112
142
280
20
-
630
-
20
-
1.9
2.6
20
AllnGaP on GaAs
VLMK31R2S2-GS08
Red
140
160
280
20
-
630
-
20
-
1.9
2.6
20
AllnGaP on GaAs
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)
VLMK31..
PARAMETER
TEST CONDITION
SYMBOL
VALUE
VR
5
V
Tamb ≤ 85 °C
IF
30
mA
tp ≤ 10 μs
IFSM
0.7
A
Reverse voltage (1)
DC forward current
Surge forward current
Rev. 2.0, 15-Sep-2022
UNIT
Document Number: 81329
1
For technical questions, contact: LED@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VLMK31..
www.vishay.com
Vishay Semiconductors
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)
VLMK31..
PARAMETER
TEST CONDITION
Power dissipation
SYMBOL
VALUE
UNIT
PV
80
mW
Junction temperature
Operating temperature range
Storage temperature range
Thermal resistance junction to ambient
Mounted on PC board (pad size > 16 mm2)
Tj
125
°C
Tamb
-40 to +100
°C
Tstg
-40 to +100
°C
RthJA
400
K/W
Note
(1) Driving LED in reverse direction is suitable for short term application
OPTICAL AND ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
VLMK31.., RED
PARAMETER
TEST CONDITION
Luminous intensity (1)
IF = 20 mA
PART
SYMBOL
MIN.
TYP.
MAX.
UNIT
VLMK31Q1R2
IV
71
138
180
mcd
VLMK31R1S1
IV
112
142
224
mcd
VLMK31R1S2
IV
112
142
280
mcd
VLMK31R2S2
IV
140
160
280
mcd
Dominant wavelength
IF = 20 mA
λd
-
630
-
nm
Peak wavelength
IF = 20 mA
λp
-
643
-
nm
Angle of half intensity
IF = 20 mA
ϕ
-
± 60
-
°
Forward voltage
IF = 20 mA
VF
-
1.9
2.6
V
Reverse voltage
IR = 10 μA
VR
5
-
-
V
VR = 0 V, f = 1 MHz
Cj
-
15
-
pF
Junction capacitance
Note
(1) In one packing unit I
Vmax./IVmin. ≤ 1.6
LUMINOUS INTENSITY CLASSIFICATION
GROUP
STANDARD
LIGHT INTENSITY (mcd)
MAX.
VISHAY
VLMK31Q1R2
OSRAM
LST676-Q1R2
71
90
VLMK31R1S1
LST676-R1S1
90
112
VLMK31R1S2
LST676-R1S2
1
112
140
VLMK31R2S2
LST676-R2S2
2
140
180
1
180
224
2
224
280
OPTIONAL
MIN.
1
2
Q
R
S
CROSSING TABLE
Note
• Luminous intensity is tested at a current pulse duration of 25 ms
and an accuracy of ± 11 %.
The above type numbers represent the order groups which
include only a few brightness groups. Only one group will be
shipped on each reel (there will be no mixing of two groups on
each reel).
In order to ensure availability, single brightness groups will not
be orderable.
In a similar manner for colors where wavelength groups are
measured and binned, single wavelength groups will be shipped
on any one reel.
In order to ensure availability, single wavelength groups will not
be orderable
Rev. 2.0, 15-Sep-2022
Document Number: 81329
2
For technical questions, contact: LED@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VLMK31..
www.vishay.com
Vishay Semiconductors
TYPICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
1.2
40
1.0
Irel - Relative Intensity
IF - Forward Current (mA)
35
30
25
20
15
10
0.8
0.6
0.4
0.2
5
0
0
10
20
30
40
50
60
70
80
Tamb - Ambient Temperature (°C)
16615
0.0
600
90 100
620
640
660
680
700
λ - Wavelength (nm)
96 12075
Fig. 4 - Relative Intensity vs. Wavelength
Fig. 1 - Maximum Permissible Forward Current vs.
Ambient Temperature
100
1000.00
IF - Forward Current (mA)
0.02
0.05
0.1
100.00
0.2
0.5
1
10.00
0.01
1.00
10.00
100.00
1
tp - Pulse Length (ms)
16622
0°
10°
0.9
50°
0.8
60°
70°
ϕ - Angular Displacement
40°
80°
0.2
0
95 10319
Fig. 3 - Relative Luminous Intensity vs. Angular Displacement
Rev. 2.0, 15-Sep-2022
3
red
1
0.1
0.01
1
0.4
2.5
10
1.0
0.6
2
Fig. 5 - Forward Current vs. Forward Voltage
20°
30°
0.7
1.5
VF - Forward Voltage (V)
95 10878
Fig. 2 - Permissible Forward Current vs. Pulse Length
IV rel - Relative Luminous Intensity
10
1
0.10
IV rel - Relative Luminous Intensity
I FM - Forward Current (mA)
tp /T = 0.01
19113
10
100
IF - Forward Current (mA)
Fig. 6 - Relative Luminous Intensity vs. Forward Current
Document Number: 81329
3
For technical questions, contact: LED@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VLMK31..
Vishay Semiconductors
2.0
2.10
1.8
2.05
1.6
2.00
VF - Forward Voltage
IVrel - Relative Luminous Intensity
www.vishay.com
1.4
1.2
1.0
0.8
0.6
0.4
I F = 20 mA
Red
1.95
1.90
1.85
1.80
1.75
1.70
0.2
1.65
0.0
0
1.60
10 20 30 40 50 60 70 80 90 100
16618
0
Tamb - Ambient Temperature (°C)
16617-1
Fig. 7 - Relative Luminous Intensity vs. Ambient Temperature
10
20
30
40
50
60
70
80
90 100
Tam b - Ambient Temperature (°C)
Fig. 8 - Forward Voltage vs. Ambient Temperature
PACKAGE DIMENSIONS in millimeters
0.9
1.75 ± 0.1
3.5 ± 0.2
0.8
technical drawings
according to DIN
specifications
C
A
2.2
2.8 ± 0.15
Pin identification
Drawing-No.: 6.541-5067.01-4
Issue: 7; 12.03.14
Ø 2.4
3 + 0.15
Area covered
with solderresist
4
2.6 (2.8)
Recommended Footprint
Mounting Pad Layout
1.2
1.6 (1.9)
Rev. 2.0, 15-Sep-2022
4
Document Number: 81329
4
For technical questions, contact: LED@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VLMK31..
www.vishay.com
Vishay Semiconductors
METHOD OF TAPING / POLARITY AND TAPE AND REEL
SMD LED (VLM.3-SERIES)
Vishay’s LEDs in SMD packages are available in an
antistatic 8 mm blister tape (in accordance with
DIN IEC 40 (CO) 564) for automatic component insertion.
The blister tape is a plastic strip with impressed component
cavities, covered by a top tape.
REEL PACKAGE DIMENSION IN MILLIMETERS
FOR SMD LEDS, TAPE OPTION GS18
(= 8000 PCS.) PREFERRED
10.4
8.4
120°
4.5
3.5
Adhesive tape
13.00
12.75
2.5
1.5
62.5
60.0
Identification
Label:
Vishay
type
group
tape code
production
code
quantity
Blister tape
Component cavity
94 8670
14.4 max.
321
329
18857
Fig. 11 - Reel Dimensions - GS18
SOLDERING PROFILE
TAPING OF VLM.3...
3.5
3.1
IR Reflow Soldering Profile for Lead (Pb)-free Soldering
2.2
2.0
Preconditioning acc. to JEDEC level 2a
300
8.3
7.7
1.85
1.65
1.6
1.4
4.1
3.9
Temperature (°C)
3.6
3.4
4.0
3.6
max. 260 °C
245 °C
255 °C
240 °C
217 °C
250
5.75
5.25
200
max. 30 s
150
max. 100 s
max. 120 s
100
0.25
4.1
3.9
max. ramp down 6 °C/s
max. ramp up 3 °C/s
50
2.05
1.95
0
94 8668
0
50
100
150
Time (s)
Fig. 9 - Tape Dimensions in mm for PLCC-2
200
Fig. 12 - Vishay Lead (Pb)-free Reflow Soldering Profile
(according to J-STD-020)
TTW Soldering (according to CECC00802)
300
250
13.00
12.75
63.5
60.5
Identification
Label:
Vishay
type
group
tape code
production
code
quantity
200
235 °C to
260 °C
First wave
100 °C to
130 °C
100
100
2 K/s
50
180
178
Fig. 10 - Reel Dimensions - GS08
Rev. 2.0, 15-Sep-2022
ca. 5 K/s
Forced cooling
10
0
14.4 max.
0
94 8665
948626-1
1000
ca. 2 K/s
ca. 200 K/s
150
Full line: typical
Dotted lines:
process limits
Second
wave
1st line
2nd line
2.5
1.5
Lead temperature
2nd line
Temperature (°C)
4.5
3.5
10000
5s
10.0
9.0
120°
300
max. 2 cycles allowed
19885-3
REEL PACKAGE DIMENSION IN MILLIMETERS
FOR SMD LEDS, TAPE OPTION GS08
(= 1500 PCS.)
250
50
100
150
200
250
Time (s)
Fig. 13 - Double Wave Soldering of Opto Devices (all Packages)
Document Number: 81329
5
For technical questions, contact: LED@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VLMK31..
www.vishay.com
Vishay Semiconductors
BAR CODE PRODUCT LABEL (example)
RECOMMENDED METHOD OF STORAGE
N
A
B
C
D
E
Dry box storage is recommended as soon as the aluminum
bag has been opened to prevent moisture absorption. The
following conditions should be observed, if dry boxes are
not available:
• Storage temperature 10 °C to 30 °C
• Storage humidity ≤ 60 % RH max.
F
G H I
K
L
M
A. 2D barcode
After more than 672 h under these conditions moisture
content will be too high for reflow soldering.
In case of moisture absorption, the devices will recover to
the former condition by drying under the following condition:
B. Part No: Vishay part number
192 h at 40 °C + 5 °C / - 0 °C and < 5 % RH (dry air /
nitrogen) or
96 h at 60 °C + 5 °C and < 5 % RH for all device containers
or
24 h at 100 °C + 5 °C not suitable for reel or tubes.
C. QTY: quantity
D. SelCode: selection bin code
E. Country of origin
F. PTC: production plant code
An EIA JEDEC standard JESD22-A112 level 2a label is
included on all dry bags.
G. Termination finish
H. Region code
I. Serial#: serial number
K. Batch number: year, week, country code, plant code
M. Environmental
halogen-free
symbols:
L E V E L
CAUTION
L. SL: storage location
This bag contains
MOISTURE –SENSITIVE DEVICES
RoHS,
lead
(Pb)-free,
2a
1. Shelf life in sealed bag 12 months at
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