Latest Electronic Power Supplies News

Supply targets low power medical terminals

TDK-Lambda has designed a 100W power supply, measuring 2 x 4-inch, which will be targeted at medical terminals such as eye lasers and respirators. Developed in the UK, the ZMS100 single-output power supply conforms to the new IEC60601-1 3rd edition medical standard with input to output…

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100% bucks can be linear converters, says Micrel

Micrel’s latest low-profile step down power modules are capable of 100% duty cycle and operating with an input voltage range from 2.7V to 5.5V. The company is proposing their use as small form-factor alternatives to linear regulators. These synchronous buck converters have an integrated inductor…

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Single output AC-DC power supplies

Single-output, AC-DC power supplies manufactured by Sanken, the SWG series provide an input range of between 85Vac and 264Vac and efficiency in the range of 82% to 84% at 200Vac typical…

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Rohm voltage switcher for 42V

Rohm Semiconductor has introduced high voltage switching regulators with an extended operating temperature range of -40 to 105 deg C. The BD9G101G DC/DC converter has an input voltage range of 6-42V. The internal high-side 42V power mosfet provides 0.5A of DC output. The BD9G101G has a…

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Prepare for IEC 62368 with X capacitor safety discharger

With IEC 62368 replacing earlier safety standards for TVs and IT equipment, Power Integrations is certifying its X capacitor discharge ICs to the new standard. X capacitors control conducted emissions from equipment, and are connected straight across the incoming mains – meaning that residual charge in them could cause electric shock…

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LED flash driver for phones and tablets

Aiming at LED camera flashes, Micrel has introduced a 1.2A boost converter and LED driver. Consistent with use in phones and tablets, it comes in a 1.3×1.3mm 9pin chip-scale package and runs at 4MHz so inductors can be small – total driver area can be as small…

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