Cissoid    Mont Saint Guibert 1435  Belgium
Jun 19, 2013 Intended for embedded power supplies, CHT-RIGEL accepts input voltage from 4.5–30 V, and generates regulated output settable between 1.8–28 V. Current capability of 100 mA makes device suitable for applications where analog circuitry or small microcontrollers or FPGAs require stable and accurate supply voltage. Housed in 5 x 5.5 mm SMD ceramic package, regulator guarantees ±5% accuracy at any line or load conditions throughout temperature range of -55 to +225°C.

Exar Corp.    Fremont, CA 94538
Jun 04, 2013 Supplied in 3 x 3 mm, 10-pin DFN package, RoHS-compliant XRP6670 operates from 2.6–5.5 V input and can supply up to 3 A continuous current with adjustable output voltage as low as 0.8 V. Synchronous current mode PWM voltage regulator accommodates range of inductor and output capacitor values through its constant 300 kHz to 2.5 MHz programmable operating frequency. Adjustable frequency range, set via single resistor, lets user optimize size, transient response, and efficiency.

Exar Corp.    Fremont, CA 94538
Jun 03, 2013 Supplied in 3 x 3 mm, 10-pin DFN package, XRP6670 can supply up to 3 A continuous current with adjustable output voltage as low as 0.8 V with better than 2% accuracy. This synchronous current mode PWM step-down (buck) regulator operates from 2.6–5.5 V input and accommodates range of inductor and output capacitor values through its constant 300 kHz to 2.5 MHz programmable operating frequency. Over-temperature/-current, short circuit, and under-voltage lock-out protections are standard.

Allegro MicroSystems Inc.    Worcester, MA 01615
May 30, 2013 Designed to meet power supply requirements of car audio and infotainment systems, Model A8580 features input voltage of 4–40 V, switching frequency of 250 kHz to 2.4 MHz, and output current up to 2.5 A. AEC Q100-qualified device can employ pulse frequency modulation for very low input current while supplying keep-alive voltage. Housed in 16-pin TSSOP package with exposed pad for thermal dissipation, regulator is guaranteed to draw less than 50 µA from 12 VIN while supplying 3.3 V/40 µA.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
May 23, 2013 Designed to meet requirements of RF and analog circuits, 250 mA LP5907 and 800 mA LP38798 respectively feature power supply rejection ratio (PSRR) of 75 dB at 1 kHz and 90 dB at 10 kHz as well as output noise of less than 10 µVrms and 5 µVrms. While LP5907 comes in 0.65 x 0.65 x 0.40 mm micro SMD package and suits mobile handsets, tablets, and WiFi device applications, LP38798 comes in 4.0 x 4.0 x 0.8 mm WSON package and serves basestation applications.

CUI, Inc.    Tualatin, OR 97062
May 22, 2013 Supplied in 3-pin, 11.60 x 7.50 x 10.20 mm, TO-220 compatible SIP, non-isolated P7805-S series is rated at 500 mA and has 4.75–32 Vdc input range that varies in line with output voltage configuration. Output options include 1.5, 1.8, 2.5, 3.3, 5, 6.5, 9, 12, and 15 Vdc. Efficiency is maintained across full input range, with rating of 95% at 32 Vdc. Targeting portable devices, battery-powered equipment, and embedded designs, products operate from -40 to +85°C and have 2 million hr MTBF.

CKS Energy Solutions    Sarasota, FL 34240
May 09, 2013 Consisting of mineral based component with no moving parts, FORCE approaches power instability by reducing resonance, harmonics, resistance, and imbalance. Product generates surplus electrons and replaces electrons that are lost through leakage and incidental to wiring insulation degradation. Available for applications ranging from 50–1,000 KW, based on specific needs, maintenance-free unit optimizes electrical efficiency and has no harmful side effects to existing system.

Exar Corp.    Fremont, CA 94538
May 08, 2013 Capable of delivering constant output current up to 3 A and operating input up to 18 V, PowerBlox™ XRP7675 synchronous current mode Pulse Frequency Modulation/Pulse Width Modulation (PFM/PWM) step down (buck) voltage regulator suits energy-efficient products requiring constantly-on power supplies. Product is optimized for 5 and 12 V inputs, with programmable output voltage down to 0.925 V, and delivers efficiencies from 85% at 30 mA load to as high as 95% up to 3 A.

Utility Systems Technologies    Watervliet, NY 12189
Apr 12, 2013 Current Balancer is designed for 3-phase motor applications where power source is supplying unbalanced current, causing excessive heat, and potentially premature failure. Using high-speed electronic tap switching design, unit precisely adjusts voltage which in turn will balance current to within 3% or less. Housed in NEMA-3R enclosure for outdoor installations, balancer is suited for submersible pumps used in municipalities supplying water in rural areas.

Applied Power Systems, Inc.    Hicksville, NY 11801
Apr 12, 2013 With circuitry to provide bridge currents to within 2% while reducing output ripple and input harmonics, BAP3012 controls 2 six-pulse SCR (Silicon Controlled Rectifier) bridges for operation in parallel or series mode. Board operates with voltages up to 600 Vac; provides hard DC gate firing; and suits high power phase-control and power conversion applications using up to 100 mm thyristors. Features also include remote control of Phase Delay Angle, variable current limiting, and remote on/off.

Exar Corp.    Fremont, CA 94538
Apr 03, 2013 With operating input voltage up to 18 V, PowerBlox™ XRP7674 achieves better than 90% efficient conversions for output current as low as 50 mA. Synchronous current mode PFM/PWM buck regulator operates at fixed 340 kHz switching frequency, with output voltage adjustable down to 0.925 V and ±2% accuracy across operating range. Housed in RoHS-compliant, halogen-free 8-Pin SOIC package, regulator is suited for set-top boxes, telecom, computing peripherals, and distributed POL conversions.

Advanced Power Electronics Corp    San Jose, CA 95118
Apr 01, 2013 Designed to provide POL DC-DC conversion in board-level applications, Series APE8968MP-HF3 provides dropout of just 0.23 V at 3 A. Units require 2 supply voltages, one for control circuitry and another for main supply. Power-On-Reset circuit monitors both supply voltages to prevent incorrect operation. Available in ESOP-8 package, regulators include thermal shutdown and current limit protection, as well as POK that indicates output status with time delay that is set internally.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Mar 28, 2013 Integrating AEC-Q100 qualified components, Automotive eCall Reference Design includes TPA3111D1-Q1 mono Class D audio amplifier; TPS43330-Q1 single-boost, dual synchronous buck controller; TLV70033-Q1 voltage regulator; and MSP430F2232 16-bit microcontroller. TPA3111D1-Q1 delivers 10 W output power at 8 Ω with greater than 90% efficiency, while TPS43330-Q1 supports automotive start/stop and boosts back-up battery supply voltage, allowing operation down to 2 V at input.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Mar 26, 2013 Equipped with 64 KB of program Flash memory for AC/DC and isolated DC/DC power supplies, Model UCD3138064 allows designers to implement firmware upgrades on-the-fly without shutting off power supply. Memory partitioning architecture gives users ability to simultaneously write to and execute from different portions of on-chip memory and dynamically switch execution between various firmware images using appropriate algorithms. Communication options include UART, PMBus™, I2C, and SPI.

Analog Devices, Inc.    Norwood, MA 02062-9106
Mar 25, 2013 Housed in 4 x 4 mm LFCSP package, Model ADP1051 targets high-density, isolated DC-to-DC power supply systems with parallel/redundant capability. Controller features 6 PWM logic outputs that can be programmed using GUI via PMBus interface. Device enables high energy efficiency topologies including full bridge and active clamp forward variants with precision drive timing and control of secondary synchronous rectifiers. Energy efficiency is further optimized using adaptive dead-time compensation. 

Data Device Corp. (DDC)    Bohemia, NY 11716-2482
Dec 21, 2012 Solid-state power controllers (SSPCs) include 8-channel RP-26401000N0 with 25 A per channel and 16-channel RP-2621X000 with 8/10/25 A per channel. On-board DC/DC converters simplify power supply requirements, command interface reduces bus traffic, and digital discrete control capability aids system integration. SSPCs feature serial RS-485 bus interface option and do not require external bias supply. Also, automated prognostic/diagnostic reporting eliminates need for scheduled maintenance.

Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Dec 20, 2012 Supplied in SMC DO-214AB package for automotive and telecom applications, TRANSZORB® bidirectional TVS protects sensitive electronic equipment against voltage transients induced by system inductive load switching and lightning. There are 19 AEC-Q101-qualified devices with surge capability to 3 kW at 10/1,000 µsec, stand-off voltages from 22–78 V, peak pulse surge current from 23.8–84.5 A, max clamping voltage from 35.5–126 V, and operating range of -55 to +150°C.

ON Semiconductor, LLC    Phoenix, AZ 85008
Dec 07, 2012 Based on self-biased transistor technology, NSIC20xx Series offers max voltage rating of 120 V, 3 W and can withstand peak voltages of AC off-line HBLED lighting applications. Models NSIC2020BT3G, NSIC2030BT3G, and NSIC2050BT3G have steady state current capability of 20, 30, and 50 mA, respectively. Devices turn on immediately and reach 45% regulation with anode-cathode voltage of 0.5 V applied. Offered in 2.20 x 3.56 x 4.32 mm package, regulators support junction temperature of -55 to +175°C.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Nov 26, 2012 Available in 7-pin, SOIC package, Model UCC28710 achieves less than 10 mW of no-load standby power in 5 and 10 W cube adapters used with smartphones and tablets. Primary-side, regulated flyback controller maintains 78% average power efficiency at 5 W, which allows adapters to meet EU 5-Star no-load power consumption rating of less than 30 mW. Using .25 µm, 700 V analog process technology to integrate start-up switch, controller saves additional 8–10 mW of standby power.

Advanced Power Electronics Corp    San Jose, CA 95118
Nov 15, 2012 Available in fixed and adjustable output voltage versions, APU1205-3 series offers better than 2% initial voltage accuracy and dropout voltage of 270 mV at 300 mA or 170 mV at 150 mA. Quiescent current at shutdown is 5 µA, and other features include TTL-compatible enable/shutdown control input, current limiting, and thermal shutdown. Suited for handheld, battery-powered equipment, product comes in 5-pin, SMT, halogen-free, and REACH-/RoHS-compliant, SOT-23 package.