Latest News About Power Supplies, Batteries & Transformers

TI aims to kick-start GaN revolution

Texas Instruments has combined two GaN FETs and a matched driver chip in an 80V 10A half-bridge within a single 8x6mm package. Called LMG5200, the intention is to get GaN into the hands of the engineering community so designers can evaluate its super-fast switching capabilities in power stages…

Read More

Hades for extreme temperatures

Cissoid has brought out its second generation of Hades isolated gate drivers. Hades is aimed at high density power converters, motor drives and actuators based on SiC transistors, traditional power mosfets and IGBTs…

Read More

Plextek PA for 5G

Plextek RFI has developed a 4-Channel 28GHz power amplifier with 4-Bit digital phase control for 5G RF front ends…

Read More

PMBus revised to r1.3.1

The System Management Interface Forum (SMIF) has launched another revision to its PMBus standard, taking it to revision 1.3.1 – superseding r1.3, released early last year. It includes clarifications to streamline and speed implementation, primarily centred on the ZONE and the Manufacturer Specific commands. “The ZONE command structure…

Read More

Dyson invests to put smaller batteries in its robots

Dyson is investing $15m in a US-based battery technology firm. The US start-up Sakti3 develops solid state lithium-ion batteries which UK-based vacuum cleaner firm Dyson plans to use to power its cordless and robotic cleaners. According to company CEO, Sir James Dyson, the firm’s battery…

Read More
Read More

Fujitsu re-writes heat pipe cooling, and aims at phones

Fujitsu Labs of Kawasaki has developed a heat pipe cooling system with planar pipes less than 1mm thick. Rather than the vapour path and liquid wick sharing the same pipe as is common, the functions are separated to form a loop. “This new device was developed using technologies for stacking…

Read More

Micrel power chip drives 20A from tiny package

Micrel’s latest range of power mosfet devices are capable of delivering up to 20A in a 4 x 6mm TQFN package. The MIC4521 is a two-phase power stage, with mosfet drivers and power mosfets, integrated current and temperature sensing. The MIC4520 is a single phase power stage that…

Read More