Opto-Electronics


Latest Articles

IR receivers
2 February 2011, EBV Electrolink
Vishay is broadening its optoelectronics port-folio with the release of a new series of mini-ature IR receivers for remote control systems that combine a PIN diode, preamplifier and internal filter for ...

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Cold white LED power modules
2 February 2011, EBV Electrolink
Vishay has released two metal-core-based, cold white LED power modules, each assembled with 12, 24 or 36 high-brightness LEDs. The VLSL40xxA is designed for flexible use by utilising optional special ...

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1 MBd optocouplers
2 February 2011, EBV Electrolink
Vishay has released two new high-speed analog optocouplers in the SOP-5 package, saving up to 75% in PCB space compared to a DIP-8 SMD package. The VOM452T and VOM453T feature a baud rate of 1 MBd in ...

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LED lighting controller with PFC
2 February 2011, Altron Arrow
New from Texas Instruments is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC-dimmable solution regulates LED current and also achieves near unity power factor. An accompanying ...

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Warm white LEDs boast high CRI
19 January 2011, Altron Arrow
Cree recently announced the addition of 80, 85 and 90 colour rendering index (CRI) options to its XLamp XP-G and XP-E warm-white LED series. Many lighting applications, such as retail, medical and architectural, ...

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LED backlight drivers
19 January 2011, Hi-Q Electronics
Advanced Analogic Technologies has released the AAT2868 and AAT2869 LED backlight drivers. They are 1x/1,5x dual-mode, high-efficiency charge pump-based white LED backlight drivers that drive four constant ...

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Dimmable EL lamp driver
19 January 2011, Communica
New from Supertex is the HV816, a dimmable, low-noise, electroluminescent (EL) lamp driver designed to drive large area EL lamps used in backlighting keyboards as well as advertising display signs. The ...

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LED driver employs phase dimming
19 January 2011, EBV Electrolink
National Semiconductor has introduced a new LED driver with the industry’s best phase-based dimming performance for high-brightness LED applications. The LM3450 integrates active PFC and phase dimming ...

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Automotive-qualified photodetectors
24 November 2010, EBV Electrolink
Vishay has broadened its optoelectronics portfolio with the introduction of the new AEC-Q101-qualified VEMD25x0X01 high-speed silicon PIN photodiodes and VEMT25x0X01 NPN planar phototransistors. Available ...

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AC-input LED drivers
24 November 2010, Brabek
RECOM has developed a new series of constant current LED drivers with universal AC inputs, power factor correction and UL certification. The first two products in the RACD series are a 12 W and a 20 ...

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Single-chip laser diode
24 November 2010, Hamamatsu Photonics UK
Hamamatsu Photonics has introduced a brand new 5 W CW single-chip laser diode, the L11374. This new diode is a lateral multimode type, with a broad emitting area of 100 μm and a centre wavelength of 915 nm. ...

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6-channel LED drivers
24 November 2010, EBV Electrolink
A new family of multichannel LED drivers from Intersil provides an ultra-low dimming capability to extend battery life. The ISL97671/2/3/4 series reduces undesirable backlight-induced visual artefacts ...

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LED driver with dynamic headroom control
10 November 2010, EBV Electrolink
National Semiconductor developed an LED driver with dynamic headroom control and multiple outputs for high-power applications. The LM3464 accurately and efficiently drives up to four strings of LEDs, ...

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Code reading cameras
27 October 2010, Countapulse Controls
Reading and verifying moving codes can sometimes be problematic, particularly if they are fast moving, inverted, reflected or even, as happens with data matrix codes, presented as a kind of hole pattern, ...

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Compact safety barriers
27 October 2010
ReeR’s optoelectronic EOS 4 and EOS 2 safety barriers with a cross section of only 28 x 30 mm, are designed for applications where space and cost savings are crucial, and feature a ‘no dead zone’ on one ...

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High-speed linear image sensor
27 October 2010, Hamamatsu Photonics UK
Hamamatsu Photonics is offering a wide range of CMOS linear image sensors for use in analytical instruments such as spectrophotometers and industrial process monitoring equipment. A new range of CMOS ...

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Half-Watt white LEDs
27 October 2010, Altron Arrow
Cree recently announced commercial availability of its half-Watt XLamp ML-E LED. The device provides lighting designers with a compact and cost-effective solution for distributed LED arrays that will ...

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Philips develops main-powered OLED module
27 October 2010
Research scientists from Philips have developed the first ever organic light emitting diode (OLED) module that can be powered directly from a mains electricity supply. The prototype opens the door to ...

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LED modules for street lighting
27 October 2010, Spectron Electronics
OSRAM’s Streetlight Advanced system provides an efficient solution for technical and decorative street lighting with LEDs. This durable module enables lighting without distracting stray light plus easy ...

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Tricolour HB LEDs
27 October 2010, Future Electronics
New from Avago Technologies is a family of high-brightness (HB) LEDs with 120° viewing angle in ultra-small packages. The new ASMT-YTx2 tricolour surface-mount devices are available in 3,4 by 2,8 by ...

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