Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Apr 06, 2012 Supplied in SMT plastic DO-214AC package, BYG23T avalanche rectifier combines 1.98 mm profile with reverse voltage of 1,300 V and 75 nsec reverse recovery time. Other properties include low typ reverse current of 2.9 µA at +125°C, 5 mJ pulse energy in avalanche mode, forward current of 1.0 A, and forward voltage of 1.39 V at 1 A and +125°C. Rectifier is optimized for high-voltage, high-frequency rectification in switchmode power supplies, HID ignition drives, and industrial ballasts.

Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Jan 10, 2012 Offering wide range of current ratings from 10-40 A, TMBS® Trench MOS Barrier Schottky Rectifiers feature low forward voltage drops down to 0.51 V typical at 20 A. All 45 V units feature 200°C max junction temperature in DC forward current without reverse bias. Compliant to RoHS Directive 2002/95/EC and WEEE 2002/96/EC, each device is available in power TO-220AC, ITO-220AC, and TO-263AB packages.

ON Semiconductor, LLC    Phoenix, AZ 85008
Dec 16, 2011 Series NTST30100CTG, NTST20100CTG and NTSB20U100CTG utilize trench topology that enables forward voltage drop and reduced leakage current, resulting in low conduction losses and improvement in circuit efficiency. Structure creates pinch-off effect under reverse bias, resulting in minimized leakage current. With optimal switching across operating junction temperature of -40 to +150°C, rectifiers are suited for flat panel displays, reverse battery protection circuits, and DC-DC converters.

STMicroelectronics    Lexington, MA 02421
Nov 10, 2011 Housed in SO-8 wide package, Model LCP12 protects against high-voltage surges on tip and ring connections of subscriber line interface cards, which connect telecom local loops to access network. Unit is rated for surge currents up to 75 A for 5/310 µsec waveshape at 4 kV. With firing-voltage range of -120 to +120 V and minimum holding current of 150 mA, Model LCP12 is compatible with most dual battery voltage SLICs.

Power Sources Unlimited, Inc.    Wrentham, MA 02093-2210
Oct 13, 2011 Offering up to 92% efficiency, Unipower BLUEstreak products feature integral active output ORing circuit, Class B filter, PMBus serial communications, and automatic load sharing. Power modules can also be used with 1U/1RU 19 or 23 in. Power System Rack, with output capacity up to 8,000 W. Power Racks can be stacked to provide expanded total DC power system capability up to 32 kW or 2,000 A. Available output voltages are 12, 13.6, 24, 27.2, 48, and 54.4 Vdc and +5 and 12 V standby.

Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Sep 13, 2011 Housed in TO-252AA package, FRED Pt® Hyperfast and Ultrafast Rectifiers are available in 200 and 600 V models with forward voltage drop down to 0.95 V. Models rated at 200 V offer 4, 8, and 10 A forward currents, while 600 V devices provide 5, 6, 8, 12, and 15 A forward currents. Rectifiers with 4-6 A rating are optimized for use as snubber diodes in lighting applications, while 8-15 A units are suitable for PFC boost and output diodes in telecom and desktop power supplies.

Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Aug 31, 2011 Available in 12 models and in TO-220AB, ITO-220AB, and TO-263AB power packages, 45 V TMBS® Trench MOS Barrier Schottky Rectifiers offer current ratings from 10-60 A and low forward voltage drop down to 0.33 V typical at 10 A. Units feature dual chip center-tap configuration and maximum operation junction temperature of 150°C. Devices are compliant to RoHS Directive 2002/95/EC and WEEE 2002/96/EC.

Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Aug 30, 2011 Available in 6 power packages, 600 V FRED Pt® Hyperfast and Ultrafast Rectifiers are offered with 8, 15, and 30 A forward currents to accommodate 200 W to 3 kW power supplies. Units come in 5 forward voltage classes from 1.07-3.40 V at 8 A and 15 A, and 2.0-2.65 V for 30 A devices. With recovery time from 17 ns and max junction temperature of +175°C, rectifiers are suited for DCM, CRM, and CCM PFC in SMPS applications as well as input booster circuits and freewheeling diodes.

Power Sources Unlimited, Inc.    Wrentham, MA 02093-2210
Jul 11, 2011 Featuring conversion efficiency up to 96.5%, Eltek Valere Flatpack2 HE Series can deliver 24 Vdc @ 75 A, 48 Vdc @ 40 A, and 48 Vdc @ 60 A. Series has AC input range of 85-300 Vac, 1U form factor, and horizontal airflow. All models are CE-, UL-, and NEBS-Certified and hot-swappable. They are used in EltekValere DC Power Systems: Trilogy, Modular, and Flatpack2 Wall Box with power ranges from 2-192 kW.

Vishay Intertechnology, Inc.    Malvern, PA 19355 2143
Apr 25, 2011 Featuring 20 mJ EAS avalanche capability, rectifiers conserve space in secondary rectifiers and freewheeling diodes for accelerated switching of AC/DC and DC/DC converters. AS1Px, AR1Px, and AU1Px come in SMP packages with 1.0 mm profile, while AS3Px, AS4Px, AR3Px, AR4Px, AU2Px, AU3Px come in 1.1 mm profile SMPC packages. All are AEC-Q101-qualified and offer designers choice of 200, 400, 600, 800, or 1,000 V reverse voltage ratings.

Crown Equipment Corp.    New Bremen, OH 45869
Oct 05, 2010 Utilizing constant current-constant voltage-constant current charge profile, V-Force V-SCR Silicon-Controlled Rectifier (SCR) Battery Charger minimizes amount of heat generated during charging. Charge termination is determined by change in voltage over time, preventing over and undercharging. Termination mode also forces all acid from battery plates, minimizing corrosion. For safety, entire exterior of cabinet is grounded and charger features 5 second delay at start.

Littelfuse, Inc.    Des Plaines, IL 60016
Sep 10, 2010 Designed to optimize reliability of telecom equipment, Pxxx1DF-1 and Pxxx1DF-1E Series SIDACtor® devices protect sensitive Subscriber Line Interface Circuits from damaging overvoltage transients caused by lightning and AC power faults. Thyristors' fixed-voltage switching device protects against both positive and negative induced surge events without additional external components. Units help OEMs meet or exceed Telcordia GR-1089 Issue 4 or 5, and ITU Recommendations K.20, K.21, K.44, and K.45.

IXYS Corp.    Santa Clara, CA 95054 2704
Jun 10, 2010 With height of 17 mm, 3-phase rectifier modules VUO162/VUO192/VUO64/VUO84 are suited for those who need to integrate front end rectification into equipment where size, weight, and efficiency are critical. Products are specifically utilized in electrical systems where AC electrical power is converted to DC power and suit applications such as motor drive, welding, and high power conversion. Bridges are available with repetitive voltage ratings from 800-2,200 V.

ON Semiconductor, LLC    Phoenix, AZ 85008
May 14, 2010 Synchronous rectification controller and driver IC, NCP4303A and NCP4303B, have maximum operating frequency of 500 kHz and turn-off delay time of 40 nsec typical. Model NCP4303A has fngate drive clamp of 12 V, while NCP4303B has 6 V gate drive clamp. Externally adjustable minimum on and off times control ringing induced by PCB layouts and other parasitic elements, providing low noise operation. NCP4303A and NCP4303B are offered in Pb−free, 8-pin SOIC packages.

STMicroelectronics    Lexington, MA 02421
Mar 01, 2010 Housed in ECOPACK®2-compliant package that meets RoHS regulations, Model STPS50U100C features typical forward voltage drop of 0.64 V at 25 A and 0.38 V at 5 A. Device has max leakage current of 200 µA, max average forward current of 50 A, and repetitive peak reverse voltage of 100 V. Designed to help manufacturers achieve energy-efficiency approvals, such as 80 PLUS®, diode is suited for power supplies for adapters, desktop PCs, servers, video products, and communication equipment.

Absopulse Electronics, Ltd.    Carp, ON K0A1L0  Canada
Feb 25, 2010 Rated for heavy-duty applications with -40 to +70°C temperature rating for full specification, BCH 2K5-120-EQ accepts input voltage range of 190 V to 264 Vac, and in float-mode it provides 135 Vdc/16 A for charging 120 V, 60 cell battery. Featuring modular design, convection cooled unit also has push-button activated, manually initiated equalize cycle, adjustable in 1-9 hr range. Equalize function elevates output voltage to 141 Vdc, while rugged chassis is designed for wall-mounting.

Central Semiconductor Corp.    Hauppauge, NY 11788
Feb 04, 2010 Packaged in HD DIP case, Model CBRHDSH2-100 has low reverse leakage current of 0.7 µA and addresses need for 2 A, 100 V full wave bridge rectifier in power management, solid state lighting, and power over Ethernet applications. Device offers 50% reduction in utilized board space compared to 4 individual Schottky rectifiers in SMA package.

Central Semiconductor Corp.    Hauppauge, NY 11788
Feb 03, 2010 Configured as full wave bridge rectifier, CMFBR-6F consists of monolithic chip in SOT-143 SMT case featuring four 60 V, 140 mA switching diodes. Characteristics such as max capacitance of 5 pF, max leakage of 10 nA, and typical switching speed of 1.0 µs accommodate requirements of computer and peripheral equipment circuits demanding uniform response in critical design applications.

International Rectifier Corp.    El Segundo, CA 90245
Jan 07, 2010 Featuring 200 V technology, IR11672A SmartRectifier(TM) IC drives N-channel power MOSFETs used as synchronous rectifiers in isolated flyback and resonant half-bridge converters. MOT protection circuitry prevents reverse current at very light load or no load conditions, and minimizes power shutdown spikes that cause avalanche breakdowns during power off. With Vcc operating range of 11.3-20 V, RoHS-compliant device features max switching frequency of 500 kHz and 7 A peak turn-off gate drive current.

Central Semiconductor Corp.    Hauppauge, NY 11788
Jan 04, 2010 Supplied in 10.41 x 8.51 x 2.69 mm surface-mount SMDIP case, CBRSDSH5-40 features 5 A current rating and peak repetitive reverse voltage rating of 40 V. This full wave bridge rectifier, mounted in epoxy case, utilizes glass passivated chips and is suited for portable power management and solid state lighting applications. Additional specifications include VF of 0.37 V and IR of 40 µA.