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Articles Tagged with ''voltage''

Linear introduces dual 3 A, 4 MHz, synchronous step-down regulators with DDR memory

LTC3615Linear Technology introduces new high reliability H grade and military MP grade versions of the LTC3615 and LTC3615-1, high efficiency, 4 MHz synchronous buck regulators that incorporate a constant frequency, current-mode architecture. Low resistance internal switches enable the LTC3615 to deliver up to 3 A of continuous output current from each channel.


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Crystek introduces new 902 to 928 MHz VCO

Crystek's CVCO25CL-0902-0928 voltage controlled oscillator (VCO) operates from 902 to 928 MHz with a control voltage range of 0.5 V~3.5 V. This VCO features a typical phase noise of -108 dBc/Hz @ 10 KHz offset and has excellent linearity. Output power is typically +3 dBm.


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VPG extends resistance range of ultra-high-precision flip chip COTS resistors down to 5 ohms

Vishay Precision Group Inc. announced that its Vishay Foil Resistors brand (VFR) has enhanced its VFCP series of Bulk Metal® Z-Foil ultra-high-precision flip chip resistors with an extended resistance range down to 5 Ω. The devices feature ultra-low TCR of ±0.05 ppm/°C nominal (0°C to +60°C) and ±0.2 ppm/°C typical (-55°C to +125°C, +25°C ref.) and load-life stability of ±0.005% at 70°C for 2,000 hours at rated power and ±0.01% at 70°C for 10,000 hours. 


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Linear introduces 55 V IN/55 V OUT buck-boost battery charging controller

Linear Technology Corp. introduces the LTC4020, an advanced high voltage power manager and multi-chemistry battery charger designed to efficiently transfer power from a variety of sources to a system power supply rail and a battery. The device offers precision charge current regulation, ±0.5% charge voltage regulation and operates across a wide 4.5 V to 55 V input voltage range compatible with a variety of different input voltage sources. 


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Linear introduces 42 V, 4 A (IOUT), synchronous step-down silent switcher

Linear Technology Corp. announces the LT8614, a 4 A, 42 V input capable synchronous step-down switching regulator. A unique Silent Switcher™ architecture reduces EMI/EMC emissions by more than 20 dB, well below the CISPR 25 Class 5 limit. Even with switching frequencies in excess of 2 MHz, synchronous rectification delivers efficiency as high as 96% while Burst Mode® operation keeps quiescent current under 2.5 µA in no-load standby conditions.


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RFMW offers new FastClock series of oscillators from Sunny Electronics

RFMW Ltd. announces design and sales support for Sunny Electronics' new lineup of crystal oscillators (XOs) and voltage controlled crystal oscillators (VCXOs). The new FastClock™ series uses a new, state-of-the-art, factory-configurable silicon technology that allows for a wide choice of frequency, voltage and output combinations. Offered in an industry standard 5 x 7 mm and 5 x 3.2 mm package, the FastClock series offers customers the ultimate flexibility with delivery of high performance XOs and VCXOs in as little as five days. The FastClock series targets multiple markets including RF, fiber channel, server and storage, wireless repeaters, transponders, data acquisition, military communications, SONET/SDH/DEWM/ATM, Ethernet, digital network switching, test equipment and industrial controllers.


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Linear introduces 15 V, 2.25 MHz synchronous dual 600 mA step-down regulator

Linear Technology Corp.'s LTC3607 is a high efficiency, 2.25 MHz synchronous dual output buck regulator that incorporates a peak current mode architecture. It can deliver up to 600 mA of continuous output current from each channel at output voltages as low as 0.6V from a 3 mm x 3 mm QFN or a thermally enhanced MSOP-16 package. The LTC3607 accommodates an input voltage range of 4.5 V to 15 V, making it suitable for dual cell Li-Ion applications as well as 5 V and 12 V intermediate bus systems.


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