Infrared spectroscopy by OSRAM and their SFH 473X broadband light emitters. Link here (PDF) Imagine you can check if the mangos on the market are sweet – without even touching them… Imagine you can verify if your prescribed medical tablets contain the life-saving compound – or if they are counterfeits… Imagine you can check the […]
Tag Archives: OSRAM
App note: Ambient light sensors – General application note
Different ambient sensors differs on their ability to sense specific wavelength and introduce different ambient levels compared to human eye, here’s a general application note from OSRAM. Link here (PDF) This application note introduces discusses ambient light sensing. The different types of ambient light sensors are described and related to specific applications.
App note: Driving of OLEDs
Application note from OSRAM on driving OLEDs with constant current for longer operation. Link here The operation of OLEDs with electronic drivers is similar to anorganic LEDs for the most part. In a majority of applications, standard LED drivers may be used also for OLEDs. Nevertheless, there are some important basic rules and OLED specific […]
App note: SOLERIQ® L38
OSRAM’s filament looking LED application note. Link here (PDF) SOLERIQ® L38 (GW T3LxF1) is a filament LED with a beam angle of 360deg for indoor retrofit lighting applications. It combines the advantages of modern LED technology with the aesthetics of traditional light bulbs. The construction of the SOLERIQ® L38 consists of a ceramic based frame […]
App note: Iris Recognition SFH 4780S
This application note from OSRAM describes the use of the SFH 4780S in iris recognition (iris scanning) as illumination module. Link here (PDF) Personal authentication is becoming a key requirement for various electronic devices. Besides of the pin number, today most systems are based on so called biometric “properties”. Biometrics can include fingerprints, facial features, […]
App note: Eye safety of IREDs used in lamp applications
This application note from OSRAM describes the possible hazards of infrared LEDs (IREDs) used for lamp applications with respect to the IEC-62471 standard and how to classify IREDs according to different risk groups. Link here (PDF) As the radiated optical power of light emitting diodes (LEDs) has increased in recent years, the issue of eye […]
App note: Projection with LED light sources
LEDs are now mostly used in light projection systems due to their low power requirements, long life and robustness. Here’s an app note from OSRAM for proper integrations on these projection LEDs. Link here (PDF) This application note provides insights into the use of LED light sources for projection applications. An overview of LED projection […]
App note: Potting protection for outdoor LED video walls and signs
LED signs and large LED video panels are always subjected to harsh environment resulting to corrosion to their pcb mountings, here’s an app note from OSRAM about potting these LED panels for protection. Link here (PDF) This note provides basic information about the potting of flat SMT LEDs in video wall and signage applications. Thereby […]
App note: PointLED® – It’s nice to be different
New SMD LED design from OSRAM ideal for mounting on PCB holes for illumination. Link here (PDF) This application note provides insight into the universally deployable and flexibly mountable light source of the PointLED® product family. A fundamental overview of the LED construction as well as the optical and electrical characteristics and performance of the […]
App note: Chemical compatibility of LEDs
An app note(PDF) from OSRAM on LED stresses due to chemical compatibilities on their applications. The performance and stability of light emitting diodes (LEDs) may be influenced by various chemical incompatibilities arising from chemicals and materials used, amongst other things, in luminaire construction, or by gases in the proximate environment of LEDs during field operation. […]
App note: Thermal consideration of flash LEDs
LEDs maximum performance are primary determined by its thermal property stresses, See OSRAM’s app note(PDF). This application note focuses on how to develop an adequate thermal management for LEDs in camera flash applications.
App note: Surface mount LEDs- applications
How to use SMD LEDs to replace through hole LEDs, this app note (PDF) from OSRAM discusses about light guides/pipes, backlighting and lenses to channel its display efficiently. The use of SMT-TOPLED varies greatly from the use of traditional through hole LEDs. Historically through hole LEDs have been incorporated directly into front panels using the […]
How LEDs are made
Ever wondered what goes into the process of making LED goodness? Here’s a how-to video from OSRAM on the basics of LED manufacturing. Via Adafruit.