Power

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Buck regulator offers industry-high power conversion efficiency

Buck regulator offers industry-high power conversion efficiency
Analog Devices has introduced an ultralow power buck regulator that extends battery life in portable devices by achieving the industry’s highest ultra-light-load power conversion efficiency. With a 90% efficiency rating and consuming only 180nA quiescent current, the ADP5301 buck regulator is designed to deliver maximum power for a longer period of time than previously achievable.
25th August 2015

Continuous 225W at natural convection

Continuous 225W at natural convection
A series of AC/DC single output open frame converters for in-design in medical type BF applications has been released by Powerbox. The OFM225 is designed for a continuous output power of 225W at natural convection and 40ºC ambient temperature, increasing to 325W continuous at 12 CFM forced air cooling.
25th August 2015

Switching AC/DC power supplies target space critical applications

Switching AC/DC power supplies target space critical applications
  Designed for space critical applications in consumer appliances, instrumentation and communication equipment, the AAF-03 series of 3W switching AC/DC power supplies in an encapsulated PCB Mount package has been introduced by MINMAX.
25th August 2015


Battery pack monitor protects & balances cells

Battery pack monitor protects & balances cells
Intersil has announced the ISL94203 3-to-8 cell battery pack monitor that supports Li-ion and other battery chemistries used in medical mobility carts, wheelchairs, e-bikes, handheld power tools, vacuum cleaners and solar or renewable energy storage systems. The device accurately monitors, protects and cell balances rechargeable battery packs to maximise battery life and ensure safe charging and system operation.
25th August 2015

Temperature controller operates from -40 to +250°C

Temperature controller operates from -40 to +250°C
  A temperature controller that creates a seamless transition between heating and cooling devices, as it serves as the commander of thermoelectric modules, has been introduced by Oven Industries. The 5R7-001 features a bi-directional or unidirectional H-bridge configuration.
25th August 2015

Battery monitoring LSI offers 25μA current consumption

Battery monitoring LSI offers 25μA current consumption
LAPIS Semiconductor, a ROHM Group company, has recently announced the development of a 10-cell lithium-ion battery monitoring LSI that provides a current consumption of only 25μA (typ.), the lowest in the industry, making it suitable for battery protection systems in cordless vacuum cleaners, electric tools, and other portable equipment.
24th August 2015

Single-output DIN-rail power supplies provide up to 96W

Single-output DIN-rail power supplies provide up to 96W
  Powersolve has introduced a family of 10 to 96W DIN-rail power supplies designed for installation on DIN rail TS35/7.5 or 15. The PDN10, 20, 40, 60 and 100 series are high efficiency, high reliability power supplies that will operate from a universal 88-264VAC input.
24th August 2015

Li-ion battery monitoring LSI delivers a current consumption of 25μA

A 10-cell Li-ion battery monitoring LSI that provides a current consumption of only 25μA, which is claimed to be the lowest in the industry, has been introduced by LAPIS Semiconductor. Suitable applications include battery protection systems in cordless vacuum cleaners, electric tools, and other portable equipment.
24th August 2015

The world’s lowest-power energy harvesting PMICs

The world’s lowest-power energy harvesting PMICs
A family of energy harvesting PMICs that enable tiny, solar-powered wireless sensors for IoT applications has been introduced by Cypress Semiconductor. The new devices are claimed to be the world’s lowest-power, single-chip energy harvesting PMICs, and can be used with solar cells as small as 1cm2. 
21st August 2015

Zero-drift, low-noise op amp includes on-chip EMI filtering

Zero-drift, low-noise op amp includes on-chip EMI filtering
Analog Devices has introduced the first model in a series of high-voltage, low-noise, zero-drift, precision operational amplifiers that reduce system noise, cost, board space, and development time by providing on-chip EMI filtering and eliminating the need for calibration circuitry. The dual-channel ADA4522-2 op amp operates within a supply voltage range of 4.5-55V and exhibits noise performance that is at least 35% better than its closest competitor.
21st August 2015


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