Vishay Semiconductors TLMKE340 Bicolor SMD LED PLCC-4 User Manual
Summary
This technical document provides comprehensive details for the TLMKE340, a high-performance bicolor Surface Mount Device (SMD) LED from Vishay Semiconductors. This durable and energy-efficient component is ideal for creating customizable indicator lights and backlighting solutions in diverse applications, including automotive dashboards, office equipment, and LCD displays. The manual covers all necessary absolute maximum ratings, detailed electrical/optical characteristics (wavelength, luminous intensity), and manufacturing specifications, making it essential reading for engineers and product designers developing reliable, RoHS-compliant lighting systems.
Page 1 Text Content
TLMKE340. Vishay Semiconductors
Bicolor SMD LED PLCC-4
FEATURES SMD LED with exceptional brightness Multicolored Luminous intensity categorized
EIA and ICE standard package Compatible with automatic placement equipment Suitable for reflow and TTW soldering 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 product - Ro HS compliant - Lead (Pb)-free soldering Jedec level 2a
DESCRIPTION APPLICATIONS These devices have been designed to meet the Automotive: backlighting in dashboards and increasing demand for surface mounting technology. switches The package of the TLMKE340. is the PLCC-4. 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 filled up with clear epoxy. equipment This SMD device consists of a red and yellow chip. So Indicator and backlight in office equipment
it is possible to choose the color in one device. Flat backlight for LCDs, switches and symbols
General use
PRODUCT GROUP AND PACKAGE DATA Product group: LED Package: SMD PLCC-4 Product series: bicolor Angle of half intensity: ± 60°
PARTS TABLE PART COLOR, LUMINOUS INTENSITY TECHNOLOGY
TLMKE3400-GS08 Red/yellow, IV > 50 mcd Al In Ga P on Ga As TLMKE3401-GS08 Red/yellow, IV > 63 mcd Al In Ga P on Ga As
Document Number 83227 www.vishay.com Rev. 1.4, 25-Sep-07
Page Summary Contents For Vishay Semiconductors TLMKE340 Bicolor SMD LED PLCC-4 User Manual
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 7 |
| File Size | 117.56 KB |
| Published | June 16, 2026 |
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Frequently Asked Questions
What types of applications is the TLMKE340 designed for?
It is suited for automotive backlighting in dashboards, telecommunication indicators, and general office equipment.
Can this LED withstand high temperatures during use?
Yes, the operating temperature range is -40 to +100 °C ambient, with a junction temperature of up to 125 °C.
What soldering processes are compatible with this device?
The component is suitable for reflow and TTW soldering methods when using lead-free processes.
Does the product offer different colors?
It is a bicolor device, available in red/yellow combination. Color selection options are indicated by specific part numbers (e.g., TLMKE3400 vs. TLMKE3401).