Opto-Electronics


Latest Articles

Constant current LED drivers
27 October 2010, MANTECH
Mornsun has developed two new ranges of high-power LED drivers that provide constant output current. The KC24RT series features efficiency up to 96%, input voltage range of 5,5 V to 48 V, operating temperature ...

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9-channel LED drivers
27 October 2010
Diodes Incorporated has announced two new 9-channel LED drivers with internal charge pumps for backlighting of small LCD screens, keypads and LED lights. Working from 2,7 V to 5,5 V and driving 20 mA, ...

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Non-diffused white LED
27 October 2010, EBV Electrolink
Vishay has announced a new white, non-diffused 3 mm LED optimised for high-end applications with extreme luminous intensity requirements. Utilising ultrabright InGaN technology, the VLHW4100 features ...

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High-speed optoisolator
27 October 2010, Communica
OPTEK Technology has released an optical isolator that delivers AC and DC voltage isolation up to 16 kV while achieving digital data transmission rates of 2 Mbd. The UL-recognised, high-voltage OPI1268 ...

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LED string drivers
27 October 2010
Linear Technology has introduced the LTM8042 and LTM8042-1, DC/DC uModule LED drivers for strings of up to eight white LEDs or nine red LEDs. Capable of operating as boost, buck or buck-boost with 3 ...

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High-voltage HB LED driver
27 October 2010, CST Electronics
Maxim’s new MAX16833 is a high-voltage HB LED driver for boost, buck-boost and buck configurations. The device’s architecture offers comprehensive short circuit protection, single-wire connection to LEDs ...

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LED driver integrates PFC
13 October 2010, Altron Arrow
The NCL30001 from ON Semiconductor is an offline LED driver that integrates power factor correction (PFC) and isolated step-down AC-DC power conversion in a single stage. By eliminating the need for a ...

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Low-voltage LED driver
13 October 2010
Diodes Incorporated has developed an LED driver tailored to fit low-voltage illumination products operating at between 6 V and 30 V. The AL8805, a 1 A buck mode constant current switching converter, will ...

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Single-chip laser diode
13 October 2010, Hamamatsu Photonics UK
Hamamatsu Photonics has introduced a new high-power 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 ...

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Online LED circuit design tool
29 September 2010, News
WEBENCH LED Architect is a quick visual tool for complete lighting system design up to 100 000 lumens in output

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HBLED driver
29 September 2010, MB Silicon Systems
Micrel rolled out the MIC3203, a new step-down high-brightness LED (HBLED) driver controller IC with high-side current sense and PWM dithering feature for EMI control. This device is targeted at LED driver ...

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White LEDs
29 September 2010, Altron Arrow
Sharp is supplementing its LED lighting portfolio with three new white ‘high colour rendering’, high-performance LEDs. The DoubleDome LEDs from Sharp already provide suitable light for energy-efficient ...

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RGB colour sensor
15 September 2010, Hamamatsu Photonics UK
Hamamatsu Photonics has introduced a new RGB photo IC, the S10917-35GT. This is a compact colour sensor with a 3-channel photodiode. Each channel has either a red, green or blue filter, whilst the whole ...

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Mid-range IR sensors
15 September 2010, EBV Electrolink
Vishay has added to its optoelectronics portfolio a family of mid-range infrared (IR) sensors featuring digital and analog outputs in three package types. With a fast response time of 300 μs and low supply ...

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Dot matrix LED driver
15 September 2010, NuVision Electronics
New from austriamicrosystems is the AS1119 LED dot-matrix driver. Occupying just 9 mm² of PCB space, the device drives 144 LEDs, each with 8-bit dimming control and no external resistor required. Additionally, ...

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LED drivers for automotive SSL
1 September 2010, Communica
Supertex has introduced the AT9917 and the AT9932, LED lamp driver ICs designed specifically for solid-state lighting (SSL) applications in automobiles, such as head lights, tail lights, indicator lights, ...

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White LED driver
1 September 2010, Tempe Technologies
Semtech’s new SC442 is a 10-channel white LED driver with an integrated 3 A boost power switch. The device is capable of driving up to 120 LEDs at up to 30 mA per channel and is packaged in a low-profile ...

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LCD display controller
18 August 2010, MB Silicon Systems
Averlogic’s AL330B is a highly integrated display SoC, containing a 3-channel 10-bit ADC, 2D video decoder, deinterlacer, scaler, microcontroller, OSD and TCON. The chip can support small to medium digital ...

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IR-enhanced PIN photodiodes
18 August 2010, Hamamatsu Photonics UK
Hamamatsu Photonics has developed a new range of silicon detectors and image sensors that offer enhanced near-infrared sensitivity. Using unique laser processing technology, MEMS structures can be fabricated ...

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LED drivers
18 August 2010, MB Silicon Systems
ZMDI announced its entry into the LED market with the first three energy-efficient LED driver ICs of a new family. The drivers achieve up to 95% efficiency and are designed for internal and external lighting ...

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