2727 results found for New Products, displaying items 1 - 20
June 18, 2009
Small Step-Down DC-DC Converter Sustains Up To 17 V
Designed for telecom and computing systems, the Texas Instruments TPS54620 SWIFT single-chip point-of-load device (POL) sustains up to 17 V. As an addition to its other power-management ICs, this 6-A synchronous switcher features integrated FETs. It’s 60% smaller than multi-chip converters, according to TI, takes up less than 195 mm², and is one-fourth the size of a postage stamp.
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June 18, 2009
MEMS Accelerometer Offers Movement-Activated Features For Mobile Applications
STMicroelectronics’ LIS302DLH, a three-axis digital micro-electro-mechanical-systems (MEMS) accelerometer, is a 16-bit device measuring 0.75 mm high. According to ST, the product partakes in its Piccolo MEMS family’s 3- by 5-mm footprint and therefore is suitable for space-saving designs.
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June 17, 2009
Common-Mode Choke EMI Filter Offers Integrated ESD Protection
ON Semiconductor’s NUC2401MN common-mode choke and electrostatic discharge (ESD) protection IC is designed for high-speed data line applications. According to the company, this device rids the low-voltage differential signaling (LVDS) interfaces of common mode noise, which becomes necessary when working with high bandwidth.
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June 16, 2009
DC Power-Supply Family Provides Eight Times More Power Than Predecessors
Agilent Technologies has introduced its N8700 series of dc power supplies. With capabilities identical to the N5700 series, the company says it has improved upon the older model with more than eight times the power density. This new series’ power density, at 5200 W in a 2U-high (2-EIA rack unit) package, also has PC-standard I/O with LAN (LXI-C), USB, and GPIB included.
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June 11, 2009
4-A Multi-cell Battery-Charger Controllers Require No Blocking Diode
The LTC4012, LTC4012-1, and LTC4012-2 switch-mode battery-charger controllers from Linear Technology target multiple battery chemistries. The LTC4012 supports Li-ion/polymer, NiMH, NiCd, and sealed lead-acid battery chemistries in single-cell and multi-cell configurations. The LTC4012-1 and LTC4012-2 use a programmable internal resistor divider to charge from one to four series lithium cells at multiples of 4.1 and 4.2 V, respectively.
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June 11, 2009
3-MHz DC-DC Converter Improves Efficiency, Density In Portable Devices
The ADP2108 dc-dc converter from Analog Devices is designed to provide better energy efficiencies in battery-powered portable devices. Balancing low operating input voltage capability, low quiescent current, and small size, the 3-MHz, 600-mA device offers designers more flexibility in meeting strict power and printed-circuit board (PCB) area budgets without increasing battery capacity, according to the company.
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June 11, 2009
Overvoltage Protectors Also Provide USB Charger And ESD Protection
The MAX14529E and MAX14530E overvoltage protectors (OVPs) from Maxim Integrated Products provide high-current USB charger detection. They use an integrated MOSFET to protect low-voltage systems against voltage faults up to 28 V, eliminating the need for an external nFET. Additionally, they provide robust electrostatic-discharge (ESD) protection (Human Body Model).
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June 11, 2009
Stepper Motor Controllers Target Bipolar, Unipolar Motors
The LS8297, LS8297CT, and LS8397 stepper motor-controller ICs from LSI Computer Systems Inc. are designed to replace the L297 in all applications while providing additional features. They offer half-step and full-step sequences in both normal drive and wave-drive modes similar to the L297.
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Staff
June 4, 2009
Low-Power Op Amps Combine High Performance And Low Noise
Designed for power- and space-constrained applications, the MAX9943 and MAX9944 high-voltage operational amplifiers from Maxim Integrated Products deliver superior precision in sensor signal conditioning, high-performance industrial instrumentation, and loop-powered systems, according to the company. Also, Maxim’s MAX9945 suits portable medical and industrial applications that require low-noise analog front ends.
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June 4, 2009
1.5-V Op Amps Support Portable Products
The TSV6xx families of precision operational amplifiers from STMicroelectronics are designed for low-power and portable products with power-saving features like high-speed performance at low supply current, operation from a 1.5-V supply, and device-shutdown capability.
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June 4, 2009
LDO Regulators Deliver Precision Power For Core Voltage Rails
Analog Devices has introduced a family of low-dropout (LDO) regulators optimized for low input voltage and output voltage operation where low-noise power is needed. Available in 800-mA, 1.2-A, and 2-A load current ranges, the low-VIN, single-rail input ADP1740, ADP1741, ADP1752, ADP1753, and ADP1754 offer improved conversion efficiency and superior power-supply rejection ratio (PSRR) to support today’s high-performance signal chains, according to the company.
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Staff
June 4, 2009
Quad PSE Controller Meets IEEE 802.3at PoE+ Specs
The LTC4266 four-port Power over Ethernet (PoE) controller from Linear Technology targets power-sourcing equipment (PSE) that’s required to provide IEEE 802.3at (25.5 W) or proprietary higher power levels. It provides up to 100 W over four-pair Ethernet cabling. Also, it fully complies with the new IEEE 802.3at PoE+ standard and is backward compatible with the prior IEEE 802.3af PoE standard.
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Staff
May 28, 2009
Step-Up DC-DC Converters Increase Battery Runtimes In Portable Apps
The ADP1612 and ADP1613 step-up dc-dc converters from Analog Devices increase battery runtimes in portable industrial, instrumentation, and consumer applications such as thin-film-transistor (TFT) LCDs or cell phones, where low power consumption is required and board space is at a premium. Designers can use them to boost input voltages as low as 1.8 V up to output voltages as high as 20 V.
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Staff
May 28, 2009
65-W Open-Frame Power Supplies Fit 1U Applications
The PSA065 and PSA065M open-frame power supplies from Phihong comply with the CE low-voltage directive. Available in a 2- by 4-in. package that’s 1.11 in. tall and weighs 6.35 oz, these single-output, 65-W devices fit in 1U applications and are available in 12-, 24-, and 48-V output models.
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May 28, 2009
Generic DC-AC Inverters Fit CCFL-Backlit LCD Applications
The Smart Force SFW series of low-cost generic dc-ac inverters from Endicott Research Group targets universal use across a broad range of CCFL-backlit (cold-cathode fluorescent lamp) LCD applications. The series comprises 12 parts that cover a wide range of applications for ease of selection and pricing that’s competitive with key offshore competitors, according to the company.
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May 28, 2009
Low-Power DAC Family Provides Internal Reference For Industrial Apps
The 16-bit DAC8568, 14-bit DAC8168, and 12-bit DAC7568 digital-to-analog converters (DACs) from Texas Instruments target data-acquisition systems, industrial process control, and portable instrumentation. Their internal reference provides temperature drift performance of 2 ppm/°C (typical) up to 5 ppm/°C (maximum) across the entire operating range for twice the accuracy of competitive devices, according to TI.
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May 21, 2009
Battery-Charger ICs Provide Instant-On Capability
The latest member of the SMB339 family of battery-charger ICs from Summit Microelectronics, the SMB329, integrates additional features such as instant-on even with a dead battery and real-time charge current monitoring. Like its predecessors, the third-generation device’s parameters are programmable in nonvolatile memory for power-up configuration and in volatile memory for in-system adjustments via the I2C host interface.
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May 21, 2009
Power MOSFET Technology Extends Battery Life In Portable Devices
Designed for highly efficient, low- RDS(ON) power MOSFETs, the V-Tr FET technology developed by SilTerra Malaysia Sdn Bhd and South Sea Semiconductor Ltd. features a narrow-trench gate electrode with a cell density of 488 million per square inch. The companies realized the technology, which is now available for mass production, using an existing production-ready 0.16-µm tool set, fewer masking layers, and smaller trench pitch.
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May 21, 2009
POL Series Tackles Tough Temperature Ranges
Power-One Inc. has expanded its YEV series of 3-, 6-, and 10-A vertically mounted point-of-load (POL) dc-dc converters to offer an extended operating temperature range option of –40°C to 85°C, allowing these devices to be used in commercial applications as well as telecom applications that otherwise may have environmentally challenging temperature conditions.
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May 21, 2009
Switch Cuts Off Power In Vehicle Electrical Systems
The 75920 Master Battery Disconnect Switch from Cole Hersee Co. cuts off all battery power from the all vehicle electrical systems, including heavy truck, off-road, construction, emergency, material handling, refuse collection, mining, agricultural, and marine vehicles.
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