Power ICs
Toshiba Introduces Low RDS (ON) P-ch MOSFETs for Mobile Devices
Toshiba America Electronic Components has announced the addition of three new high current P-ch MOSFETs: the SSM6J505NU, SSM6J501NU and SSM6J503NU. Supporting high currents for high power dissipation packages, the new MOSFETs make ideal charging switches for smartphones and other mobile devices with high current charging circuits.
Vishay Intertechnology Expands Its 650 V N-Channel Power MOSFET Series With 23 New Devices
Vishay Intertechnology today added additional 650 V power MOSFETs to its E Series family of devices. These 22 new devices in eight different packages offer an extended on-resistance range from 30 mΩ to 600 mΩ at 10 V and broaden the series' maximum current ratings from 6 A to 105 A.
New Compact 6.5 kV IGBT-driver Cores From CONCEPT Feature Reduced Component Count for High Reliability
CT-Concept Technologie has launched the 1SC0450V, a compact and robust single-channel gate-drive solution for 6.5 kV IGBT modules. The driver is able to support the operation of up to four IGBT modules in parallel, and the use of CONCEPT's proprietary SCALE-2 ASIC technology results in a significantly lower component count compared to a discrete solution.
Power Integrations Introduces Highly Integrated PFC IC for Compact Consumer Products and PCs
Power Integrations today introduced HiperPFS-2, a new family of high-efficiency, active-PFC ICs for offline applications from 100 W to 380 W. HiperPFS-2 ICs combine a boost PFC controller, driver, PFC MOSFET, PFC diode and protection circuits in one package, enabling exceptionally compact designs ideal for small-form-factor power supplies as used in mini-tower PCs, all-in-one PCs, game console adapters and TVs.
Linear Technology Announces The LTC4417 PowerPath Controller
Linear Technology has introduced the LTC4417, a triple-supply prioritized PowerPath controller for 2.5V to 36V systems. The controller selects the highest priority valid supply among three inputs to power the load. Priority is defined by pin assignment, while a supply is considered valid after it has been inside a voltage window set by 1.5% accurate undervoltage and overvoltage thresholds for 256ms.
New TO-Leadless Package For High Current Applications Up To 300A
Infineon Technologies introduce the new TO-Leadless package offering reduced package resistance, significantly smaller size as well as improved EMI behaviour. It contains the latest OptiMOS MOSFET generation for applications with high power and reliability requirements such as forklift, light electric vehicles, eFuse, Point of Load and telecom systems.
PCIM Europe: IGBT Family Target Cookers, Microwave Applications
ON Semiconductor has expanded its portfolio of high performance IGBTs targeted at high performance power conversion (HPPC) consumer appliance and industrial applications. The new generation Field Stop II (FSII) devices improve switching characteristics and reduce losses by up to 30 percent leading to higher efficiency and translating into lower case temperature, giving designers options for improving overall system performance and reliability
Transphorm Releases First JEDEC-Qualified 600 Volt GaN on Silicon Power Devices
Transphorm today announced the Total GaN family of GaN on silicon transistors and diodes, establishing the world's first JEDEC-qualified 600 V GaN device platform. This marks a significant milestone in the broad adoption of GaN-based power electronics in power supplies and adapters, PV inverters for solar panels, motor drives, as well as power conversion for electric vehicles.
The Limiting Factor
An article from ES Design magazine providing a simple but innovative solution to adding current limiting to a voltage converter. By Matthias Ulmann, Reference Design Engineer worked in the EMEA Design Services Group at Texas Instruments.
PCIM Europe: SiC Hybrid Power Module Rated at 1700V, 1200A
Toshiba Electronics Europe (TEE) has announced a hybrid N-channel IEGT (Injection-Enhanced Gate Transistor) module that features an embedded silicon carbide (SiC) fast recovery diode (FRD). The high-efficiency PMI (Plastic case Module IEGT) will help designers to save energy, space and weight in high-power switching, inverter and motor control applications.
PCIM Europe: 40V automotive MOSFETs With Benchmark on-State Resistance
International Rectifier has strengthened its family of automotive-qualified COOLiRFET MOSFETs with the addition of 22 new devices in differing packages. The devices deliver benchmark on-state resistance (Rds(on)) for heavy load applications including electric power steering (EPS), braking systems and other heavy loads on internal combustion engine (ICE) and micro hybrid vehicle platforms.
PCIM Europe: SiC Six-Pack Power Module Eases Design Constraints
Cree has introduced the industry's first commercially available silicon carbide (SiC) six-pack power module in an industry standard 45mm package. When replacing a silicon module with equivalent ratings, Cree's six-pack module can reduce power losses by 75 percent, which leads to an immediate 70 percent reduction in the size of the heat sink or a 50 percent increase in power density.
TI introduces industry-leading ultra-low noise, high PSRR linear voltage regulators
Texas Instruments is pleased to announce today two high-current, low-dropout linear voltage regulators with excellent noise and power supply rejection ratio performance in very small, easy-to-use packages.
Toshiba's Latest 600V Super Junction MOSFETs Combine Leading RDS(ON)
Toshiba Electronics Europe has announced the European launch of a family of 600V MOSFETs with integrated high-speed intrinsic diodes. Based on the company's fourth generation 600V super junction DTMOS IV process, the new MOSFETs will improve power efficiency in switching power supplies, micro inverters, adaptors, and photovoltaic inverters.
CUI Announce Non-Isolated 500 mA DC Switching Regulators
CUI reveal its 2nd generation non-isolated DC switching regulator series rated at 500 mA. The company's new P7805-S series implements several upgrades, including an increased power density, efficiency improvements and a decrease in ripple and noise, all at a lower per unit cost. The series delivers efficiencies over 96% and is able to maintain a high efficiency rating across the full input range; still providing up to 95% efficiency at a highline input of 32 Vdc.
PCIM Europe: Power Module Developed to Meet Auto Design Challenges
Fairchild Semiconductor has developed the FTCO3V455A1 a 3-Phase, Variable Speed Drive Automotive Power Module. The semiconductor supplier says the device has been developed to help automotive engineers meet the challenges of reducing fuel consumption and lower CO2 emissions, while at the same time reducing the overall system costs.
PCIM Europe: Miniature 30V MOSFETs Deliver Low On Resistance
TEE has expanded its family of low-voltage, ultra-efficient MOSFETs with two new series that deliver the lowest ON resistance (RDS(ON)) in their class. The new miniature, 30V devices also offer very low input capacitance (Ciss) to ensure an excellent RDS(ON)*Ciss figure of merit (FOM). The MOSFETs are based on the company's eighth generation U-MOSVIII-H process and supplied in miniature TSON Advance and SOP Advance SMD packages respectively
200 V Qspeed Diodes Feature Low Recovery Losses And Softness
Power Integrations introduce the LQA200 series of 200 V diodes. The company's Qspeed high-performance silicon diodes are based on merged-PIN technology that offers 'soft' switching and low reverse recovery charge. This unique balance of features enables high-frequency operation and permits the use of small, inexpensive magnetic components while maximizing operational efficiency.
ON Semi IGBTs For HPPC Consumer Appliance And Industrial Applications
ON Semiconductor expands its portfolio of high performance IGBTs targeted at high performance power conversion consumer appliance and industrial applications. The new generation Field Stop II devices being launched at PCIM improve switching characteristics and reduce losses by up to 30 percent leading to higher efficiency and translating into lower case temperature, giving designers options for improving overall system performance and reliability.
PCIM Europe: Cymbet Chips Pass Biocompatibility Tests
Cymbet used the PCIM Europe show to reveal the successful results of in vivo biocompatibility feasibility studies that were conducted to evaluate the biological safety of the EnerChi Rechargeable Solid State Battery. EnerChip bare die batteries were crushed and combined into a saline solution which was introduced into an in vivo test setting. No ill effects were recorded nor were any test article related lesions observed in this study.
92% Efficient 100mA Synchronous Buck Converter From Linear
Linear introduce a 150V input-capable synchronous buck converter that delivers up to 100mA of continuous output current. The LTC3639 operates from an input voltage range of 4.5V to 150V, eliminating the need for an external transient suspension device. The LTC3639 utilizes internal synchronous rectification and a programmable peak current-mode design to optimize efficiency over a broad range of output currents.
PCIM Europe: Power MOSFETs Provide High Blocking Voltage
Advanced Power Electronics announced three new high voltage MOSFETs – AP11S60-HF-3, AP14S50-HF-3 and AP20S60-HF-3 – that offer improved on-resistance and gate charge to provide low conduction and switching losses, making switching applications more efficient. The devices are the first in a series of competitively-priced parts that will be introduced by the company and feature RDS(ON) as low as 0.19Ω (AP20S60-HF-3)
STMicroelectronics Extends High-Efficiency Power Family Using New Energy-Saving Package
STMicroelectronics has introduced the first MDmesh V Super-Junction MOSFET featuring a new package technology that increases the efficiency of power circuitry in equipment such as white goods, televisions, PCs, telecom, and server switched-mode power supplies.
Infineon Adds Compact Class to EiceDRIVER Family
Next week at the PCIM 2013 trade show for power electronics, Infineon Technologies will present the new 2EDL EiceDRIVER Compact half-bridge gate driver, which is intended for applications with a blocking voltage of 600 Volts.
Infineon Introduces CoolMOS C7
Infineon Technologies expands its High Voltage portfolio with CoolMOS C7, introducing a new 650V Superjunction MOSFET technology. The new C7 product family provides Best-in-Class R DS(on) for all standard packages and - thanks to its low switching losses - efficiency improvements over the full load range.
Dual n-& p-channel MOSFETS for battery apps
Both products feature low on-resistance, 16mΩ for the AP9922GEO-HF-3 and 25mΩ for the AP9923GEO-HF-3, and both devices are capable of operating with gate drive down to 1.8V. RoHS-compliant and halogen-free, the devices are available in the small, thin TSSOP-8 package.
M/A-COM Technology Solutions Announces New 500 W GaN on SiC HEMT Pulsed Power Transistor
M/A-COM Technology Solutions introduced today a new market leading GaN on SiC HEMT Power Transistor for L-Band pulsed radar applications. The MAGX-001214-500L00 is a gold-metalized pre-matched GaN on Silicon Carbide transistor optimized for pulsed L-Band radar applications.
HOLTEK TinyPower HT71xx-3 Extra Low Quiescent Current Low Dropout Voltage Regulators
With the features of extra low quiescent current and a high input voltage specification, Holtek is delighted to announce its new extra low quiescent current TinyPower low dropout regulator series, the HT71xx-3.
HOLTEK New TinyPower HT75xx-3 Series Ultra Low Quiescent Current Low Dropout Voltage Regulators
With the features of extra low quiescent current and high input voltage specifications, Holtek is delighted to announce the release of its new TinyPower ultra low quiescent current low dropout regulator series, the HT75xx-3.
HOLTEK TinyPower HT71xx-2 High Accuracy Low Dropout Voltage Regulators
With extra low quiescent current and a high input voltage specification, Holtek is delighted to announce the release of its new TinyPower low dropout high accuracy regulators, the HT71xx-2. This new series forms an extension to the already released HT71xx-1 device series.
HOLTEK New TinyPower HT70xxA-3 Series Ultra Low Quiescent Current Voltage Detector
With the features of extra low quiescent current and high input voltage specifications, Holtek is delighted to announce its new TinyPower ultra low quiescent current voltage detector series, the HT70xxA-3. This new device series forms an extension to the already released HT70xxA-1 series.
Super Barrier Rectifier from Diodes Incorporated Helps Reduce Charger Size
The 15A rated SBR15U50SP5 Super Barrier Rectifier from Diodes Incorporated has been introduced to meet the needs of next-generation smartphone and tablet chargers. Characterised by low forward voltage and low reverse leakage, this miniature SBR has been designed to tolerate the higher current pulses and operating temperatures of low-profile, discontinuous mode flyback charger designs.
µModule Regulator Powers Data Converters & High Speed Transceivers
Linear Technology have today announced the launch of a new 1mV output ripple µModule regulator. The 5A LTM8028 is designed to power data converters and high speed transceivers. The low output ripple minimizes random jitter in high speed data transceivers for superior bit error rate performance. When powering an ADC, tests showed a 13dB improvement in spurious free dynamic range with the LTM8028 compared to a typical step-down regulator.
Digging Deep For Efficiency
In the drive for greater switching performance, new technologies including Deep Trench Superjunction Technology help support dramatic improvements in MOSFET efficiency. By Michael Piela, Senior Product Marketing Engineer in the Power Semiconductors European Marketing & Engineering Department at Toshiba Electronics Europe.
Getting The Most From Your Buck
Maximising up-time for portable devices now demands specific high frequency buck converter design for very high duty cycle to 100% mode operation. Michael Couleur, Analog Designer at Texas Instruments, explores further in this article from ES Design magazine.
Fairchild Semiconductor’s Quad-MOSFET Solution Boosts Efficiency and Eliminates Heat Sinking in Active Bridge Applications
Excessive heat generation in high-definition, compact active bridge applications such as network cameras can cause image quality issues. Similarly, thermally induced noise can affect the system's image sensors which can also degrade the camera's picture quality.
Isolated 8-Port PoE PSE Controllers Eliminate Optos for Lowest Solution Cost
Linear Technology introduces the LTC4290/LTC4271 isolated 8-port power source equipment controller chipset designed for use in IEEE 802.3at (PoE+) Type 1- and Type 2-compliant Power-over-Ethernet systems. The LTC4290/4271 provides 8 independent PSE channels for simpler lower component count designs, reduced board space and ultimately reduced total solution costs.
Exar Broadens PowerBlox Family with High Efficiency 3Amp Regulator
Exar today announced the availability of the XRP7675, a new synchronous Pulse Frequency Modulation/Pulse Width Modulation step down voltage regulator with a maximum load current of 3 Amps and operating input voltage up to 18V.
Alpha and Omega Semiconductor Delivers Industry’s Lowest On-Resistance in a DFN5x6 Package with New 150V Power MOSFET
Alpha and Omega Semiconductor today announced the release of AON6250, the flagship device in its new 150V AlphaMOS medium voltage portfolio. The AON6250 is well suited for a wide range of applications that are pushing the limits of efficiency such as primary side and secondary side switching in telecom and industrial DC/DC converters, secondary side synchronous rectification in DC/DC and AC/DC converters, as well as solar micro-inverters, and POL modules for telecom systems.
TDK Unveil Two New PFC Controllers With Expanded Functionality
TDK Corporation has announced two new types of the BR7000 series of EPCOS power factor controllers. The BR7000-T power factor controller offers 15 transistor outputs instead of 15 relay outputs. It is designed for applications that require fast switching operations and enables delay-free switching of thyristor modules, such as the EPCOS TSM series.
