Vishay VLMK31... User Guide
Summary
Discover high-intensity Surface Mount Device (SMD) LEDs designed for demanding professional applications. This reliable, RoHS compliant semiconductor component provides exceptional brightness and is engineered for integration into automotive dashboards, telecommunications gear, display backlighting, and specialized office equipment. The accompanying manual serves as a comprehensive datasheet, detailing electrical limits, thermal parameters, optimal optical characteristics, and detailed installation guidelines necessary for precise product implementation. Ideal for manufacturers requiring high-performance, reliable lighting solutions across various industrial electronics sectors.
Page 1 Text Content
VLMK31..
Vishay Semiconductors
High Intensity SMD LED
FEATURES SMD LED with exceptional brightness Luminous intensity categorized Compatible with automatic placement
equipment EIA and ICE standard package Compatible with IR Reflow, vapor phase and wave solder processes according to CECC 00802 and J-STD-020C Available in 8 mm tape Low profile package Non-diffused lens: excellent for coupling to light pipes and backlighting Low power consumption Luminous intensity ratio in one packaging unit IVmax/IVmin ≤ 1.6 Lead (Pb)-free device-Ro HS compliant Preconditioning acc. to JEDEC Level 2a ESD-withstand voltage: up to 2 k V according to JESD22-A114-B
DESCRIPTION APPLICATIONS This device has been designed to meet the increasing Automotive: Backlighting in dashboards and demand for Al In Ga P technology. switches The package of the VLMK31.. is the PLCC-2. Telecommunication: Indicator and backlighting in It consists of a lead frame which is embedded in a telephone and fax white thermoplast. The reflector inside this package is Indicator and backlight for audio and video equip- filled up with clear epoxy. ment Indicator and backlight in office equipment Flat backlight for LCDs, switches and symbols General use
PARTS TABLE PART COLOR, LUMINOUS INTENSITY ANGLE OF HALF INTENSITY (± ϕ) TECHNOLOGY
VLMK31P2S1-GS08 Red, IV = (56 to 224) mcd 60° Alln Ga P on Ga As
VLMK31P2S1-GS18 Red, IV = (56 to 224) mcd 60° Alln Ga P on Ga As
VLMK31Q1R2-GS08 Red, IV = (71 to 180) mcd 60° Alln Ga P on Ga As
VLMK31Q1R2-GS18 Red, IV = (71 to 180) mcd 60° Alln Ga P on Ga As
VLMK31R1S1-GS08 Red, IV = (112 to 224) mcd 60° Alln Ga P on Ga As
VLMK31R1S1-GS18 Red, IV = (112 to 224) mcd 60° Alln Ga P on Ga As
Document Number 81329 www.vishay.com Rev. 1.0, 03-May-06
Page Summary Contents For Vishay VLMK31... User Guide
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 9 |
| File Size | 169.79 KB |
| Published | June 05, 2026 |
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Frequently Asked Questions
What is the intended application for the VLMK31 LED?
It is designed for automotive backlighting in dashboards, and general indicators/backlighting in telecommunication and office equipment.
Is the device compliant with environmental standards?
Yes, it is Lead (Pb)-free, RoHS compliant, and compatible with common solder processes like IR Reflow, vapor phase, and wave soldering.
What are the absolute maximum ratings for VLMK31?
The junction temperature range is -40 to +100 °C amb. It can also withstand an ESD voltage up to 2 kV.
How is the LED packaged?
It comes in a PLCC-2 package, which includes a lead frame embedded in white thermoplast, and has a low profile for good coupling to light pipes.