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| News : 662 |
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| 12 May 2008 |
12W LED lamp has 3,000K to 6,500K color temperatures
Solarluce Co. Ltd’s E26-Compact Lamp is a round-type 12W LED lamp that is available in warm and cool white or 3,000K to 6,500K color temperatures. The 161.6mm-long LED lamp weighs 425g, and is compatible with E26 base types. It has 120deg beam angle and requires 100V/220V AC input. It lasts up to 50,000hrs.
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| 06 May 2008 |
LED lights are suitable for Christmas lighting, decoration
The SCCL-004 W circle-type LED light from Datanetics Ltd is suitable for Christmas lighting applications and decoration, and is available in green, red, blue and yellow. It features a flexible PCB and offers up to 65hrs operating time.
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| 30 Apr 2008 |
Rectifier is best for telecom applications
PCM Electronics (Dongguan) Co. Ltd has unveiled its newest rectifier for telecommunication applications. The device works on 45Hz to 70Hz AC frequency and has a rated power of 250W to 4,400W. It has an input voltage of 120V/208V to 240V AC, output voltage of 12V/24V/48V DC and output current of 10A to 130A.
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| 30 Apr 2008 |
Leadis ships standalone Class-G headphone amplifiers
Leadis Technology Inc. is offering samples of the LDS9505 and LDS9504 that support power-sensitive applications such as mobile phones, MP3 and portable media players, portable gaming, GPS and personal navigation devices, laptop PCs, and other portable audio products with a headphone output.
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| 30 Apr 2008 |
Desk lamps adopt LED light source
Xiamen Hualian Electronics Co. Ltd unveils models HLD-AC220D-W56A and HLD-AC220D-W56B, LED desk lamps that adopt white LED as light source. This cold light source causes only a small temperature rise while the lamps are in operation. The new models have a color temperature between 5,000K and 6,000K, which is close to natural light. They require low voltage power supply, and emit no stroboflash or harmful rays. The lamps are made of aluminum alloy with high thermal conductivity, which is also beneficial to LED’s heat sink.
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| 28 Apr 2008 |
Single-chip RF transceiver module supports FCC, ETSI standards
The GT033-TRX RF transceiver module from Granda Technology Ltd is a low power, multi-channel FSK transceiver that is suitable for use in applications requiring FCC or ETSI compliance. It enables devices to support unlicensed use in the 433/868/915MHz bands for various deviation, data rate and crystal tolerance requirements. It is fully integrated with multi-band PLL synthesizer with PA, LNA, I/Q down converter mixers, baseband filters and amplifiers, and zero-IF I/Q demodulator. It supports fast frequency-hopping, bypassing multipath fading and interference for wireless connectivity.
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| 28 Apr 2008 |
LED makers laud government policy urging greater LED use
Domestic suppliers of LED in mainland China welcomed a new policy jointly issued by China's Ministry of Finance and the National Development and Reform Commission pushing for wider use of high-efficiency lighting products. Under the new policy titled "Temporary measures for financial subsidy management to promote the application of high-efficiency lighting products," LED users will be given financial subsidies of 30 to 50 percent of actual bid prices. Released early this year, the new policy aims to reduce the energy consumption of local governments.
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| 22 Apr 2008 |
Solid-state lighting brightens outlook for power LEDs
Solid-state lighting (SSL) is slowly eclipsing the general lighting market and steadily driving mainland China's LED production. Valued at $70 million last year, the mainland's LED market registered 43.5 percent year-on-year growth.
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| 21 Apr 2008 |
Full-color top SMD LED has high flux output, luminance
Model BJ3-5151RGB from Shenzhen Beijing Optoelectronics Science & Technology Co. Ltd is a surface-mount LED that features high flux output and luminance, suitable for outdoor general illumination, indoor architectural and decorative lighting, LED display, LCD backlighting, automotive mood lighting and glass panel lighting.
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| 21 Apr 2008 |
5mm oval RGB LED is suitable for full-color displays
The 5E34EXXD-3B1 oval LED from Zhongshan Silsmart Optoelectronics Co. Ltd is available in red, green and blue and is suitable for full-color display application. It measures 5.2x3.8x7mm and has 620nm wavelength, 2,000V ESD, 1,300mcd maximum luminous intensity and 120deg/45deg horizontal/vertical viewing angles. It has 25mA forward current at 2V typical forward and 5V reverse voltages. It operates in temperatures within –30 degrees to 65 degrees Celsius and withstands up to 260 degrees +/-5 degrees Celsius soldering temperature.
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| 17 Apr 2008 |
Sensor lamp has 120deg viewing angle
Ningbo Gaoli Plastic Product Co. Ltd’s MY-8402-6 (LED) is a sensor lamp that has 120deg viewing angle. The LED lamp measures 90x90x40mm and runs on three AA batteries. It comes in double blister packs and ships in 640x300x500mm cartons containing 72 units each.
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| 17 Apr 2008 |
135W street lamp uses 2,134lm LED emitters
GlacialTech Inc. is offering its LBC-135-W, a 135W street lamp that uses 2,134lm LED emitters, and is a suitable replacement for 250W high-pressure sodium lamps. The unit has 110V to 220V AC voltage, 1.49A/0.75A current and 160W power inputs. It features an IP65-rated sealed housing that is dust- and waterproof. It operates in temperatures within –20 degrees to 50 degrees Celsius.
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| 16 Apr 2008 |
Vimicro to source its analog, mix-signal IP and subsystem requirements from MIPS
Vimicro Int’l Corp. will source its analog and mixed-signal IP and subsystem requirements from MIPS Technologies Inc., who has developed a new power management IP solution. The two companies have collaborated in integrating the power management IP solution into Vimicro's design for optimized performance, cost and power consumption.
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| 15 Apr 2008 |
LED bulb is 90 percent power-efficient
Model LED E27 from Kaeming Electronic Co. Ltd is a MR16-compatible LED bulb that features 90 percent power efficiency. Available in various colors, it is suitable for cool lighting displays. It supports 12V to 16V AC/DC voltage and 1W to 3W power inputs. Its lifespan reaches up to 50,000hrs.
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| 14 Apr 2008 |
LED tunnel light has intelligent dimmable design
Shenzhen Coship Electronics Co. Ltd has unveiled its high-power LED tunnel light. The product boasts an original intelligent dimmable design that allows a control center to determine or control the brightness of each lamp installed inside the tunnel. The unit has a power consumption of 48W to 120W, and is 10 times more energy-efficient than halogen lamps. It has a luminous flux of .384lm/9600lm and an illumination more than 50lux at 4m to 6m.
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| 12 Apr 2008 |
Surface-mount crystal comes in 2520 package
The FTX221S quartz crystal resonator from Fronter Electronics Co Ltd is a surface-mount device that comes in a 2520 T&R package. Suitable for use in wireless communications equipment, such as Bluetooth and GPS devices, it operates on 16MHz to 54MHz frequencies and has 16MHz, 24MHz and 26MHz standard operating frequencies. Its frequency tolerance is +/-10ppm to +/-50ppm at 25 degrees Celsius and its frequency stability is +/-10ppm, +/-15ppm and +/-20ppm. It has 9pF standard and 8pF to 32pF loading capacitance; 10µW to 300µW (maximum) drive level; and 150ohms maximum equivalent resistance.
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| 12 Apr 2008 |
Surface-mount MOSFET supports high-speed switching
Model SI2302 from Guangdong Kexin Industrial Co. Ltd is an SMD-type MOSFET that is suitable for use in digital photo frames and cameras, DVD and MP3/MP4 players, air conditioners and other consumer electronics that require high-speed switching applications. It features 0.085ohm RDS(on) at 4.5V VGS, and 3.6A Id, 20V maximum drain-source voltage and 2.5A maximum continuous drain current. It comes in as SOT-23 package and has +/-100nA maximum gate-body leakage and 10s typical forward transconductance. It has 340pF and 115pF typical input and output capacitance, respectively. Its typical reverse transfer capacitance is 33pF.
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| 08 Apr 2008 |
10MHz crystal oscillator supports HCMOS waveform
Dongguan Dapu Telecom Technology Co. Ltd’s TCXO-M11A -KCBD-10.00MHZ is a 10MHz crystal oscillator that supports high-density CMOS (HCMOS) waveform, and 5V supply and 0V to 5V DC control voltages (V center=2.5V DC). The component features a positive slope with about 10 percent linearity, –142dB/1kHz typical phase noise and 15pF load. It operates in temperatures within –40 degrees to 85 degrees Celsius, and ages at less than 0.5ppm. It has +/-0.28ppm temperature stability, +/-0.1ppm stability against power supply and about +/-8ppm frequency adjustment. It measures 20x12.7x10mm.
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| 03 Apr 2008 |
Global chip supply to go down as suppliers cut back
Global chip semiconductor inventories in the global electronics supply chain are expected to decline from $3.4 billion in the Q4 2007 to $2.9 billion in Q1 2008, said iSuppli's Semiconductor Inventory Tracker service.
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| 03 Apr 2008 |
DRAM market lacks activity; Intel Wolfdale demand remains strong
After a brief spike in chip prices before the Chinese New Year in early February 2008, the DRAM open market ended Q1 2008 on the down side. Troubled by the lack of activity, major concerns in the global financial market and a slow economy, the memory market continues to decline, with no immediate signs of recovery. Despite numerous reports of capital expenditure (capex) cutbacks from memory makers, the entire supply channel would still take months to benefit from its effects.
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