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Switching Regulators Replace 1-A Linears
Apr 23, 2008
Pin-compatible with 78xx linear regulators, V-Infinity’s V78XX-1000 series of 1-A switching regulators deliver efficiencies of up to 95%...
SMT Power Inductors Feature High Saturation Levels
Apr 23, 2008
The PG0702NL from Pulse is a series of flat-coil surface mount power inductors that feature high saturation current levels, tight DCR tolerance, low thermal aging, and low cost...
High-Temperature Supercaps Target Portable Devices
Apr 23, 2008
Tecate Industries CAP-XX H series supercapacitors feature a high-temperature electrolyte that extends both the operating voltage (from 4.5 V to 5.5 V), and the max operating temperature (from 75ºC to 85ºC)...
Boost Controller Supports Industrial LED Lighting
Apr 23, 2008
With its wide, 4.5-V to 52-V voltage range, Texas Instruments’ TPS40211 nonsynchronous boost controller enables designers to efficiently manage LED lighting, industrial control and battery-powered systems. The chip is capable of driving 1-W to 5-W high-brightness LEDs...
PWM Controller Creates Scalable Designs
Apr 23, 2008
Intersil’s ISL8120 dual-output or variable-phase PWM controller combines a wide input- voltage range, current sharing and variable phase shifting to create a highly scalable controller design...
28-V Battery Charger Is Small and Safe
Apr 9, 2008
Maxim Integrated Products’ MAX8814 single-cell Li-ion battery charger is distinguished by its robustness and high level of integration...
Optocouplers Operate Over Wide Temperature Range
Apr 9, 2008
A family of high-speed digital CMOS optocouplers from Avago Technologies operate from +3.3-V and +5-V supply voltages at a minimum speed of 15 Mbaud, while also operating over a wide temperature range of -40°C to +105°C...
200mA LDO Features 1-mm2 Footprint
Apr 9, 2008
Offered in a 1-mm2 wafer-level chipscale package, Austria Microsystems’ AS1369 is a 200-mA ultra-low dropout regulator that has been specifically designed for space-critical applications such as mobile phones and PDAs...
12-A POLs are DOSA Compliant
Apr 9, 2008
From Lineage Power, the 5/12Vin MicroTLynx dc-dc, point-of-load converters (POLs) are open-frame modules designed per the latest DOSA standard footprint specification...
Buck Regulator Delivers 2.5 A from 4 mm x 4-mm QFN
Apr 9, 2008
Linear Technology’s LTC3602 is a 3-MHz synchronous buck regulator that uses constant-frequency, current-mode control to deliver up to 2.5 A continuous at voltages as low as 0.6 V from a 4-mm x 4-mm QFN or TSSOP-16...
4-A Buck Regulator Now Comes in Military Grade
Mar 26, 2008
Linear Technology has introduced a military plastic grade (MP-grade) version of its LTC3414 4-MHz synchronous buck regulator...
FET Drivers Feature High Performance, Small Package
Mar 26, 2008
From Maxim Integrated Products, the MAX15024/MAX15025 are high-speed, single/dual MOSFET drivers in a thermally enhanced, 3-mm x 3-mm, TDFN package...
Op amp Delivers Precision At High Voltage
Mar 26, 2008
Texas Instruments’ OPA454 precision power op amp operates on supplies up to 100 V and delivers an output current of ±50 mA with a 150 mA short-circuit limit...
Stable Inductor Increases Current-Sense Accuracy
Mar 26, 2008
From TT electronics’ BI Technologies division, a constant DCR surface-mount power inductor maintains a dc resistance with a shift of only ±2% at room temperature...
Control Chip Provides Flexible CPU Power Designs
Mar 12, 2008
Designed to power Intel processors per the VR11.0 and VR11.1 specifications, International Rectifier’s IR3502 XPhase control IC provides overall system control and interfaces with any number of the company’s XPhase phase ICs. ...
High-Current PCB Connectors Ease Assembly
Mar 12, 2008
Anderson Power Products’ high power (45-A) pc board connector and contact series may be pre-assembled in one or two row configurations, reducing assembly costs and eliminating accidental connector separation. ...
Compact POL Delivers 50 A
Mar 12, 2008
Delta Electronics has added the ND 12-V input, 50-A point-of-load converter (POL) to its Delphi Series of board-mounted dc-dc converters. ...
Controllers Are Optimized for Montevina CPU
Feb 26, 2008
Intersil’s ISL6266A chip is a two-phase core controller designed to improve the efficiency and performance of systems based on Intel’s Montevina platform...
Development Kit Eases Sensorless Motor Control
Feb 26, 2008
STMicroelectronics has announced a complete three-phase motor-control development kit (the STM3210B-MCKIT) based on its STM32 Flash microcontroller, which provides all the necessary hardware and firmware to enable users to evaluate this 32-bit solution...
Current Transducer Offers Current Output
Feb 26, 2008
Additions to the LEM’s LTS family of +5-V current transducers, the LTSP current transducer measures positive and negative ac, dc and pulse currents on pc boards and provides a current output instead of the voltage output provided by the other units in the family...
System Managers Feature Nonvolatile Fault Registers
Feb 26, 2008
Maxim Integrated Products’ MAX16046-MAX16049 are12-/8-channel, EEPROM-configurable, voltage sequencers/monitors/marginers that use nonvolatile fault registers to store system voltage and fault information upon a critical system failure...
Automotive Relay Saves Space
Feb 26, 2008
Fujitsu Components has released what it describes as the market’s smallest 40-A, high-temperature-grade automotive printed-circuit-board relay...
Supervisory Chips Perform Reverse Sequencing
Feb 13, 2008
From Maxim Integrated Products, the MAX16050/MAX16051, drop-in power-supply supervisors let customers safely power up and power down their systems without the need for programming and/or elaborate board modifications...
