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Power Supplies & Magnetics

June 2019
Bear Begins Producing Second-Gen Custom Medical Power Supply
Phelps, NY – Bear Power Supplies has begun production of a second-generation dual-output medical AC-DC converter that it designed for a leading global producer of medical instruments. Bear Power Supplies’ US-based contract electronics design team developed the second-generation power supply to increase e
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Date:
06/28/2019
SMD Bridge Rectifier Helps Save Manufacturing Assembly Costs
Taiwan Semiconductor Co., Ltd. (TSC) has announced the introduction of SMD bridge rectifier – TBS series. SMD bridge rectifier – TBS series (TBS406, TBS408, TBS410, TBS606, TBS608, TBS610) is designed to optimize higher power application and prevents arcing problems through increased creepage distance wi
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06/27/2019
Digital Power Analyzer Simplifies Power Measurements
Irvine, CA – Adaptive Power Systems Inc. (APS) is introducing a new, single channel digital power analyzer aimed at AC and DC power measurements. These new power analyzer address a wide range of product development and test needs for single phase powered consumer and industrial products as well as DC powered eq
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Date:
06/27/2019

SiC MOSFET Gate Drivers Feature Advanced Active Clamping
Power Integrations SIC1182K SCALE-iDriver SiC MOSFET Gate Drivers are single channel drivers with advanced active clamping. These MOSFET drivers feature up to ±8A peak gate output current and integrated FluxLink technology that provides up to 1200V reinforced isolation. The SIC1182K drivers are suitable fo
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06/25/2019
Negative Linear Regulator Features 0.8 µV RMS Noise
Low dropout (LDO) linear regulators have been widely used in noise-sensitive applications for decades. Nevertheless, noise requirements have become tougher to meet as the latest precision sensors, high speed and high resolution data converters (ADCs and DACs), and frequency synthesizers (PLLs/VCOs) challenge conve
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06/25/2019
μModule Regulator with Programmable Compensation
FPGA boards, as well as prototype, testing, and measurement applications demand versatile and high density power solutions. The LTM4678 is a dual 25 A or single 50 A µModule regulator with digital power system management (PSM) in a small 16 mm × 16 mm footprint. It features: Dual digitally adjustable
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Date:
06/25/2019
Power Supply Monitoring IC with Self-Diagnostic Function
Kyoto and Santa Clara, Calif. –  ROHM announced the availability of a power supply monitoring IC, the BD39040MUF-C, with BIST (Built-In Self Test) that supports functional safety. This IC is ideal for automotive application power supply systems requiring fail-safe measures such as electric power st
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Date:
06/20/2019
3W Ultra-thin Isolated Regulated Output DC/DC Converters
The new series URB/VRB-J(M)D/T-3W provides 4:1 and 2:1 ultra wide input range, features 1500VDC isolation voltage, and delivers efficiencies up to 83%. Packages are available in SMD and DIP. In addition to meeting EN62368 standards, protections for input under-voltage, over voltage, over-current, output short cir
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06/17/2019
Fuji Electric 7th Generation IGBT Technology Powers Today’s High Efficiency Energy Conversion Systems

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Figure 1: IGBT cross sectional structure

Today’s Power Electronic market is driving development of compact, low-loss, and, high-reliability IGBT modules to optimize power conversion systems. In response, Fuji Electric has developed our 7th generation X-Series IGBT technology combining enhanced semiconductor chip characteristics and improved packaging str
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06/16/2019
Single-Layer MOVs Offer Superior Overvoltage Protection
RALEIGH, NC – The RV from Stackpole is a radial-leaded metal oxide varistor available in a wide range of disk sizes and working voltages designed for general-purpose overvoltage protection. The UL 1449 certified RV series offers disk sizes from 5mm to 20mm with peak current ratings up to 18,000 amps and energ
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06/14/2019
Current Sensor for Server Farm, Telecom, Auto Applications
Andover, Massachusetts - ACEINNA announced that their industry leading MCx1101 family of current sensors now supports 3.3 volt applications. These highly accurate, wide bandwidth AMR-based current sensors are now available for a wide range of ADC and microprocessor-based power systems and applications. Units are now a
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06/12/2019
Power Supplies Offered with Outputs from 3.3 to 48 VDC
Easton, PA ... Acopian announced the availability of touch-safe linear regulated mini encapsulated power supplies with output voltages from 3.3Vdc to 48Vdc and up to 15 watts of output power with an operating ambient temperature to 71°C. Small in size, these mini-modules offer extremely low ripple (1mV RMS), pre
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Date:
06/11/2019
Electron Microscope Overturns Common Knowledge of 88 Years

The newly developed magnetic objective-lens system is installed. Combined with a higher-order aberration corrector (shown above in the objective-lens system), this system can focus an electron beam to the atomic scale.

Under the JST-SENTAN program (Development of System and Technology for Advanced Measurement and Analysis, Japan Science and Technology Agency), the joint development team of Prof. Naoya Shibata at the University of Tokyo and JEOL Ltd., has developed a revolutionary electron microscope that incorporates newly de
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Date:
06/11/2019
Load Switch Technology has a Vital Role in Managing Power

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Figure 1: Block diagram of a typical integrated load switch device

Power is the lifeblood of the technology that drives our modern world and, increasingly, we are reliant on high-tech products that assist us in our busy lives both in and away from the workplace. Managing and controlling power is an important topic for high tech, low-power applications. Whether it is developing a
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Date:
06/07/2019
HARTING and HIROSE push infrastructure for Single Pair Ethernet
To make the new connection technology for Single Pair Ethernet a success, the technology partnership is pursuing the systematic expansion of SPE to achieve an end-to-end, complete infrastructure. This infrastructure consists of a portfolio of connectors, sockets, cables and cable sets on the component side. In
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Date:
06/06/2019
Rad-Hard 16-Channel Current Driver with Integrated Decoder
The ISL72814SEH integrates the decoder, input level shifter, and 16 current driver arrays in a single monolithic IC. The device allows satellite manufacturers to significantly increase system capacity and cut solution footprint by 50 percent for their medium Earth orbit (MEO), geosynchronous Earth orbit (GEO), h
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Date:
06/06/2019
Encapsulated sixteenth-brick DC-DC converters
The modules are housed in the industry-standard sixteenth-brick form factor (35.3 x 25 x 10.4mm / 1.39 x 0.984 x 0.41 in), with sealed and encapsulated packaging. This ensures their reliability when exposed to dust, moisture, severe vibration and other harsh environmental conditions. There are two variants: the PKU35
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06/06/2019
Powerbox announces 105 models of DC/DC converters featuring 2xMOPP medical approvals
The PMM15, PMM20 and PMM30 are certified to the 3rd Edition of the IEC/EN/ANSI/AAMI ES 60601-1 medical safety standard and rated for the highest levels of patient protection - 2xMOPP. With a clearance and creepage distance of 8mm, a typical leakage current of 2µA and a 5,000VAC isolation voltage, the modules ensur
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06/06/2019
New angled locking cable for IEC C14 Power Connectors
The newest connector in the IL13 family sets a benchmark in space limited locking situations. Due to its angled construction the connector can be beneficially used with devices standing next to a wall or in table-top applications. The connector comes in four different orientations to cater for any assem
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Date:
06/06/2019
Now at Mouser: Maxim’s MAX77860 Switch-Mode Buck Charger
The MAX77860 is ideal for USB Type-C charging for single-cell (1S) lithium-ion or lithium-polymer applications, portable medical equipment, portable industrial equipment, and mobile point-of-sale devices, as well as smartphones and Internet of Things (IoT) applications. The Maxim MAX77860 step-down charger, available from
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Date:
06/06/2019
10W reed relay suits high-PCB-density applications
Series 122 relays measure 12.5mm in height and are rated with a switching current of 0.5A at 10W. 3V and 5V coils are available.   Fast operate and release times, typically 150 μs or less, make Series 122 relays ideal for high speed test systems such as A.T.E. switching matrices or multiplexers.
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Date:
06/06/2019
High-Voltage Chip Resistors Offer Exceptional Precision
RALEIGH, NC – Stackpole's HVC is a thick-film high-voltage chip resistor capable of handling up to 3KV continuous voltage. The HVC offers tolerances as low as 0.1% and TCR as low as 25 ppm for outstanding precision. In addition, the HVC resistance element provides high resistance values up to 50 Gigohms with
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Date:
06/05/2019
Battery-Charging Solution with Innovative Power Management

Figure 1: Traditional IC Charger and Boost Converter

The MP2696A from MPS is a single-cell power management IC with flexible configuration, rich functions, and high efficiency. The MP2696A integrates as many analog circuits as possible, and operates with a simple, economical single-chip microcontroller (MCU) to provide an incredibly compact solution for mobile po
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Date:
06/01/2019