Opto-Electronics


Latest Articles

3 Mb video frame buffer
24 April 2002, MB Silicon Systems
The AL422 is a video frame memory from Averlogic that is used to buffer audio/video/graphic data for digital processing, timing correction, or format conversion. The AL422 consists of 3 Mb of DRAM, ...

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UV photodiode
24 April 2002
Roithner's UV-photodiode in a TO-39 metal package, the UVD 39, has a range of spectral UV-sensitivity that extends within the shortwave UV area between 225 nm and 380 nm. Schottky contacts with a very ...

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Low capacitance photodiodes
10 April 2002, Hamamatsu Photonics UK
Hamamatsu Photonics, manufacturers of high-performance optical components have developed a new series of PIN silicon and InGaAs photodiodes for high-speed operation up to 2 GHz and 3 GHz respectively. ...

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'Tiny' LEDs open way for smaller products
27 March 2002, Electrocomp
Osram Optosemiconductors' innovative SmartLED joins its successful family of TOPLED and Mini-TOPLED devices. According to the company, these high quality devices have unique features that are due to set ...

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Optical transceiver diagnostic monitor
27 March 2002
Dallas Semiconductor's DS1852 is the first optical transceiver diagnostic monitor implementing the enhanced monitoring features defined in the SFF-8472 Multisource Agreement (MSA) proposal. The DS1852 ...

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Ultraviolet LEDs offer high power at low current consumption
13 March 2002, Vepac Electronics
BivarOpto has introduced the industry's first high-powered ultraviolet LEDs featuring typical intensities from 500 mcds (700 mcds maximum), with a typical stable wavelength of 400 nm. The Ultraviolet ...

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Smallest high-quality CMOS sensor camera module
13 March 2002
At the 3GSM World Congress 2002, Cannes, Hitachi revealed the industry's smallest high-picture-quality CMOS sensor camera module for mobile phones. According to the company, the 110 000-pixel CMOS sensor ...

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Micro-sized LEDs
13 March 2002, Electrocomp
Osram OptoSemiconductors' MicroSIDELED is claimed to be the smallest LED with reflector technology. This latest member of the successful SIDELED family is an example of the trend towards further miniaturisation. ...

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Thermopile infrared sensors
13 March 2002
Roithner's TP337 infrared sensor consists of a series of 116 thermoelements, forming a 0,545 mm2 sensitive area. It is hermetically sealed in a TO-5 metal can. Wavelength sensitivity range is between ...

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3 Mb video frame buffer
27 February 2002, MB Silicon Systems
The AL422 from AverLogic is a video frame memory used to buffer audio/video/graphic data for digital processing, timing correction or format conversion. It is manufactured with state-of-the-art embedded ...

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Higher sensitivity InGaAs photodetectors
27 February 2002, Hamamatsu Photonics UK
Optical time domain reflectometry (OTDR) is a long established technique for determining the type and location of faults in optical fibre. New higher sensitivity InGaAs receivers from Hamamatsu Photonics ...

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STN transmissive and transflective LCD modules for portable applications
13 February 2002
Hitachi's family of 3,6" 1/4 VGA colour STN LCD modules includes the transmissive SX09Q002, which provides optimum optical performance in low ambient light environments, and the transflective SC09Q002, ...

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Wide angle LEDs
21 November 2001, Actum
Knitter Switch's LD34/44/64 range of LED panel-mounting pilot lights are fitted with fresnel lenses for improved visibility at wide viewing angles and are available in red, green and yellow.   

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Standard and high bright LEDs in black anodised holders
7 November 2001, Actum
To complement its existing range of chrome-plated chassis mounting LEDs, Knitter Switch has introduced a range of LEDs fitted to black anodised holders for manufacturers producing modern and sophisticated ...

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Waterproof LEDs
7 November 2001, Actum
Knitter Switch's LDE range of waterproof LED pilot lights are fitted with a new design polycarbonate lens for improved clarity. Although manufactured to DIN 40050 IP67 specification (30 min at 1 m water ...

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White digit display
7 November 2001, Communica
Kingbright's White Digit Display has a 10,2 mm digit height, a black face and white segments that emit white light. It features: IF = 10 mA/segment, VF[typ] = 3,74 V, Iv[typ] = 5100 µcd/segment, and chromaticity ...

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Light emitting diode indicators
7 November 2001, Actum
Designed and manufactured to give maximum reliability and performance, Knitter Switch offers a complete range of multiLED symbol indicators and through-panel mounting LEDs. Available in red, green, yellow, ...

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Constant-current DC-DC LED driver
7 November 2001
Linear Technology's LT1932 is a fixed frequency step-up DC-DC converter designed to operate as a constant-current source. Because it directly regulates output current, the LT1932 is ideal for driving ...

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High-voltage 1,5 A stepdown switching regulator
7 November 2001
The LT1956/LT1956-5 from Linear Technology are 500 kHz monolithic buck switching regulators with an input voltage capability up to 60 V. A high efficiency 1,5 A 0,2 Ohm switch is included on the die along ...

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Prototypes of paper-like flexible displays expected next year
24 October 2001
The flexible electronic ink displays are based on new transistor designs and novel materials and processes

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