White LED drivers deliver 90% efficiency Product News 5/31/2007 Post a comment Vishay Intertechnology has released two 1.25-MHz current-mode boost converters optimized for white LED applications. The SiP12510 and SiP12511 white LED drivers offer a 90% typical efficiency, said to be the highest rating for this type of device.
Optical sensors meet AEC Q101 qualification Product News 5/31/2007 Post a comment Vishay Intertechnology says it has introduced the industry's first transmissive optical sensors qualified to the AEC Q101 standard. The TCPT1300X01 and TCUT1300X01 sensors are also said to be the industry's first with a MSL 1 moisture rating.
Input ADC offers fault protection up to ±30 V Product News 5/31/2007 Post a comment Linear Technology released the LTC1856, a 5 V, 16-bit, 8-channel, 100 ksamples/s analog-to-digital (ADC) converter with ±10 V input ranges and additional fault protection. An overvoltage fault up to ±30 V on one or more unused channels will not corrupt the accuracy of the selected channel and provides protection on 24 V (±10% tolerance) industrial supply lines.
Regulators use I2C interface for overvoltage, overcurrent protection Product News 5/31/2007 Post a comment Intersil released the ISL6422B and ISL6423B low-noise block (LNB) supply and control voltage regulators. These regulators use an I2C interface to improve system reliability by reporting diagnostics and protecting a satellite set top box (SSTB) against overvoltage, overcurrent, overtemperature and backward current.
CEVA unveils 32-bit, dual-MAC DSP core Product News 5/31/2007 Post a comment The CEVA-TeakLite-III cores are assembly code compatible with previous generation TeakLite cores, but incorporate many significant enhancements. Upgrades include 32-bit and dual 16x16-bit multipliers and instructions for accelerating FFT, Viterbi, and Huffman algorithms.
900 W modular power supply passes medical safety approvals Product News 5/30/2007 Post a comment PowerGate introduced the ACE Series of 300 to 900 W modular power with medical safety approvals. The ACE series consists of four power platforms offering 300/450/650/900 W which can be configured with a selection of 32 different output modules to provide many possible output configurations for medical and low-leakage applications.
Video IC delivers high resolution video Product News 5/30/2007 Post a comment The ISL51002 10-bit video digitizer from Intersil Corp. combines ease-of-use and high-resolution video performance to offer a solution for digitizing analog YPbPr video from HDTV tuners, set-top boxes, SD and HD DVDs, as well as RGB graphics signals from PCs and workstations.
Optical controller simplifies GPON transceiver designs Product News 5/30/2007 Post a comment Maxim Integrated Products has introduced a highly integrated optical control, calibration, and monitor IC. The DS1865 integrates GPON power-leveling functionality, a laser bias APC loop, video amplifier control, and SFF-8472 diagnostic and alarm features.
REVIEW: PMBus point-of-load DC-to-DC chip has 500-mV to 8-V output ranges Product News 5/30/2007 Post a comment Here's a nifty power conversion and power management IC for synchronous DC-to-DC converter designs. The chip is configured to regulate two independent outputs, or two phases in a single output mode, and supports two types of current-sense topologies. Output range spans 500-mV to 8-V. eeProductCenter Senior Tech Editor Alex Mendelsohn reports.
Terminal block eases wire installation Product News 5/30/2007 Post a comment BlockMaster Electronics has introduced the MTB series of terminal blocks with a low profile of 8.5 mm and a 55-degree angle of wire entry for easier wire installation and space savings.
RF packaged multi-function circuits ease manufacturing Product News 5/30/2007 Post a comment Check out TriQuint's first three packaged devices in its Multi-Function Circuit (MFC) family that it says offer manufacturing ease and cost advantages. The devices address OEM needs for frequency upconversion (amplification) in the transmit and local oscillator chains for digital radio and satellite communications systems.
NXP readies 300W UHF transistor for broadcast apps Product News 5/30/2007 Post a comment NXP will start sampling to selected customers during the third quarter a power transistor capable of delivering 300W over the full UHF band and which is targeted at the TV transmitter/broadcast market. Volume production is scheduled to start in the in the fourth quarter.
Neonode handset deploys fractal antenna Product News 5/30/2007 Post a comment Fractal antenna technology pioneer Fractus (Barcelona, Spain) has developed an antenna measuring just 40.8 x 10.74 x 7.45 mm that has enabled Swedish mobile phone maker Neonode to create an ultra-compact handset.
ADC drivers operate from single 3 V supply Product News 5/29/2007 Post a comment Linear Technology released the LTC6400-20 and LTC6401-20, ADC drivers which operate from a single 3 V supply. These fully differential amplifiers include gain-setting resistors, which aid in the driving of high-speed ADCs.
Triple-output LED driver drives up to 24 x 500 mA LEDs Product News 5/29/2007 Post a comment Linear Technology developed the LT3496, a 2 MHz DC/DC converter designed to operate as a three-channel constant-current LED driver. Each of the converter's three channels can drive up to eight 500 mA LEDs in series, enabling it to drive up to 24 x 500 mA LEDs at efficiencies up to 96%.