Allegro MicroSystems Inc.    Worcester, MA 01615
May 11, 2012 Offered in 28-pin eTSSOP, A8601 fixed-frequency, multiple-output supply for LCD bias is Automotive Grade AEC Q-100 qualified and targets infotainment applications. Switching frequency can be programmed or synchronized with external clock signal from 350 KHz to 2.25 MHz to minimize interference with AM and FM radio bands, and up to 5 output voltages are provided from 3 linear regulators and 2 charge-pump regulators. Each output voltage can be adjusted independently.

ON Semiconductor, LLC    Phoenix, AZ 85008
May 01, 2012 Incorporating internal power switch and operating at 2 MHz, NCV890100/101/200/130/131/231/201 suit space-constrained EMC sensitive automotive entertainment and infotainment applications. These AEC Q100-qualified and PPAP-capable products, which can convert 18 V input to outputs as low as 3.3 V and 16 V input to outputs as low as 2.5 V, operate from 4.5-36 V, tolerate load dump voltages up to 45 V, and deliver 1.2 or 2 A peak output current (depending on version).

Analog Devices, Inc.    Norwood, MA 02062-9106
Apr 30, 2012 With input range of 3.2-15 V, Models ADP2370/71 deliver 800 mA output current with greater than 93% conversion efficiency. Devices offer adjustable output voltage from 0.8 V to input voltage, as well as fixed output options. Quiescent current is less than 14 µA in Power Saving Mode. Model ADP2371, otherwise identical to ADP2370, also offers quick output discharge feature. Housed in 3 x 3 mm QFN-8 package, synchronous step-down regulators optimize energy efficiency in battery-powered applications.

CUI, Inc.    Beaverton, OR 97005
Apr 27, 2012 Offering alternative to linear regulators, V78XX-1000-SMT series achieves efficiencies up to 92% via use of switching topology. This 15.24 x 8.50 x 7.00 mm series, suited for use where board space is at premium, has 5-18 Vdc input range and is offered with regulated output voltages of 2.5, 3.3, 5, or 6 Vdc. Remote on/off control, short circuit protection, and over temperature protection are standard features, and trim pin offers output voltage adjustability.

Allegro MicroSystems Inc.    Worcester, MA 01615
Apr 24, 2012 Housed in 4 x 4 mm TQFN/MLP-20 package, Model A8303 utilizes small ceramic capacitors within boost regulator control instead of electrolytic units, making device suitable for LCD TV designs. IC combines integrated boost MOSFET, current sensing, and compensation. Resistor-programmed output current limit minimizes boost inductor/diode size. With key output voltage setting of 15.6 V, regulator accommodates Japan-specific design requirements.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Apr 13, 2012 Designed to cut switching noise by 99%, 1 A QuietSupply(TM) TPS54120 helps maximize performance of data converters and amplifiers and sensitive clock distribution circuits. Unit features low noise output of 17 µVRMS at 100 Hz to 1 MHz and power supply rejection ratio of 83 db at 10 kHz and 70 dB at 100 kHz. Operating from input voltage of 4.5-17 V, switching power supply delivers adjustable output of 0.8-6.0 V and is synchronizable to external clock from 200 kHz to 1.2 MHz.

Maxim Integrated Products    Sunnyvale, CA 94086
Mar 30, 2012 Available in several sizes of WLP packages, MAX15058, MAX15108, MAX15112, and MAX15118 synchronous DC-DC converters deliver up to 3, 8, 12, and 18 A output current, respectively. These DC-DC regulators feature integrated MOSFETs and operate in fixed PWM mode. Operating from 2.7-5.5 V input voltage and providing +1% output-voltage accuracy over load, line, and temperature, they are suitable for telecom, networking, server, and base-station applications.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Mar 28, 2012 Featuring primary side sensing, Model TPS92310 shrinks-to-fit LED retrofit bulbs, including A19, PAR30/38, and GU10. Constant current driver features AC input voltage that supports all common line voltages. Adaptive constant on-time mode provides inherent PFC with no external components, while peak current control mode delivers low LED current ripple to minimize stroboscopic effects. With Zero-Current Detection, Critical-Conduction-Mode provides valley switching for optimized power conversion.

Allegro MicroSystems Inc.    Worcester, MA 01615
Mar 19, 2012 Intended for analog and digital satellite receivers, Model A8299 is a monolithic linear and switching voltage regulator that provides power and interface signals to LNB down converter via coaxial cable. Unit requires few external components, with boost switch and compensation circuitry integrated inside. Housed in 5 x 5 x 0.90 mm QFN-28 package, regulator meets or exceeds OEM requirements for satellite set top box designs.

Cissoid    Mont Saint Guibert 1435  Belgium
Mar 09, 2012 Supplied in 5 x 5.5 mm SMD ceramic TDFP, CHT-VEGA low dropout, linear, voltage regulator is suited for embedded power supplies that must survive high-temperature, harsh environments or that require extended lifetimes. Product operates from -55 to +225°C and delivers regulated output with up to 500 mA from 5 V ±10% input. Output voltage can be adjusted from 1.2-3.3 V, and total output voltage accuracy under all operating conditions is better than ±5%.

Summit Microelectronics, Inc.    Sunnyvale, CA 94085
Mar 01, 2012 Dual-/single-output integrated DC-DC buck regulators SMB206A and SMB210A have serial digital interface and on-board non-volatile memory that enables configuration during development and re-programming in system by host software. ICs can also be programmed by fixed resistors and are available as standard products with fixed voltages. Respectively, SMB206A and SMB210A supply up dual 3 A + 3 A or single 6 A output currents. Switching frequency is programmable.

ON Semiconductor, LLC    Phoenix, AZ 85008
Feb 28, 2012 Housed in SOIC-8 package, Models NCV47700 and NCV47701 feature output diagnostic pin CSO that can be used to detect open and shorted loads. By connecting resistor to CSO, devices can provide adjustable output current from 10-350 A with ±10% accuracy. Adjustable output voltage versions are available, covering 5-20 V range, with ±6% accuracy for NCV47700 and ±3% accuracy for NCV47701. ICs also include reverse input voltage protection, as well as overcurrent and overtemperature protection.

Analog Devices Inc    Norwood, MA 02062
Jan 27, 2012 Housed in 20-lead 4 x 4 mm LFCSP, Models ADP5041 and ADP5040 integrate 3 MHz, 1.2 A buck regulator with 0.8-3.8 V output voltage and two 300 mA LDOs with 0.8-4.75 V output. Units minimize thermal dissipation by using switching regulators with up to 96% buck power efficiency. For low-noise analog circuit applications, LDOs maintain power supply rejection greater than 60 dB for frequencies up to 10 kHz. ICs serve as power management companions to mid-range FPGAs, microprocessors, and DSP systems.

STMicroelectronics    Lexington, MA 02421
Jan 26, 2012 Supplied in BGA25 package, ST6G3244 selectable supply (1.8 or 2.9 V), 6-bit, bidirectional CMOS-level translator is suited for interfacing application processors or digital basebands to SD, mini-SD, and micro-SD memory cards in mobile phones, portable media players, tablets, digital cameras, or PNDs. SD (Secure Digital) 3.0-compliant product also offers Power Down mode and secures data integrity through balanced propagation delays and EMI filters and signal conditioning.

Allegro MicroSystems Inc.    Worcester, MA 01615
Jan 16, 2012 Low noise block converter regulator (LNBR) models A8295, A8297, and A8298 provide power and interface signals to LNB down converter via coaxial cable. Integrated boost MOSFET, current sensing, and compensation simplify design as well as minimizes components and PCB size. While single-output A8295 serves single-tuner satellite STB market, dual-output A8297 is suited for dual-tuner DVR models, and ceramic capacitor-capable A8298 targets SFF satellite tuner applications.

Exar Corp.    Fremont, CA 94538
Dec 16, 2011 Supporting single 1.8-6 V input voltage rail, XRP6272 provides 2 A point-of-load with adjustable output voltage. Product is equally capable of delivering power from as low as 0.7 V for core voltage to 5 V for RF circuitry. Output noise level of 24 µV(RMS), combined with Power Supply Rejection Ratio (PSRR) of 70 dB, makes LDO suited for noise-sensitive applications, while quiescent current of 30 µA addresses portable equipment requirements. Output voltage accuracy is better than ±2%.

Microsemi Corp.    Scottsdale, AZ 85251
Nov 22, 2011 Available in variety of packages, including DFN and WL-CSP, 2 A Model LX7167, 3 A Model LX7169, and 5 A Model LX7165 are suitable for powering disk drives used in enterprise applications. Control technology eliminates need for traditional control loop error amplifier and allows immediate response to load and line disturbances. Delays associated with control network are eliminated, maximizing speed while minimizing device bias currents.

CUI, Inc.    Beaverton, OR 97005
Nov 02, 2011 Housed in SIP package measuring 11.50 x 9.00 x 17.50 mm, 500 mA Series V78W-500 offers alternative to linear regulators. Units feature input range of 9-72 V and regulated output voltages of 3.3, 5, 6.5, 9, 12, 15, and 24 Vdc with 95% efficiencies. Non-isolated converters come in both straight and right angle pin configurations. Operating from -40 to +85°C, devices include short circuit protection, over temperature protection, and MTBF of 2 million hours.

Summit Microelectronics, Inc.    Sunnyvale, CA 94085
Oct 21, 2011 Housed in 5 x 6 mm QFN package, Models SMB220/SMB221 feature onboard MOSFETs that supply up to 10 A/20 A output current. Input voltage is +4.5 to +16 V and output voltage is +0.5 V to VIN, accurate to ±1.5% over load/line/temperature. With serial digital interface and on-board non-volatile memory, devices can be configured during development and re-programmed in system by host software. Output voltage is digitally programmable in 10 mV steps up to 2.5 V and 20 mV steps up to 5.0 V.

ERICSSON INC.    PLANO, TX 75024
Oct 05, 2011 Suited for space-critical applications, 12 A BMR462-SIP (BMR4622002) and 20 A BMR463-SIP (BMR4632002) come in 20.8 x 7.6 x 15.6 mm and 26.3 x 7.6 x 15.6 mm SIPs, respectively, and deliver power densities of 38 and 33 W/cm². Both devices, based on digital-core controller combined with MOSFET technology and built-in energy-optimization algorithms, offer 66 W of power, 4.5-14 V input, and typ power efficiency of 97.1% at 5 V input, 3.3 V output, and half load.