Latest Power Supplies News | Electronics Weekly

180W GaN buck dc-dc evaluation board for USB PD

Steve Bush — Mon, 07 Jul 2025 15:14:36 +0000

With USB Power Delivery in mind, EPC has designed a 180W GaN dc-dc converter evaluation board. Its two-phase power section occupies only 24 x 24mm, using both sides of the ...

The post 180W GaN buck dc-dc evaluation board for USB PD appeared first on Electronics Weekly.

650V GaN from Renesas in TOLT, TO-247 and TOLL

Steve Bush — Wed, 02 Jul 2025 16:08:20 +0000

Renesas has introduced three 650V GaN power transistors, aimed at server power supplies and e-mobility chargers. “Designed for multi-kilowatt-class applications, these devices combine GaN technology with a silicon-compatible gate drive ...

The post 650V GaN from Renesas in TOLT, TO-247 and TOLL appeared first on Electronics Weekly.

300A mosfet for 48V hot-swap controllers

Steve Bush — Wed, 02 Jul 2025 10:23:08 +0000

Rohm has designed a mosfet for high-current 48V hotswap controllers in data centres. RY7P250BM is a 100V device nominally rated at 300A and comes in an 8 x 8mm DFN8080 ...

The post 300A mosfet for 48V hot-swap controllers appeared first on Electronics Weekly.

15W radiation-rated dc-dc for space

Steve Bush — Thu, 26 Jun 2025 14:22:33 +0000

Microchip has introduced a 15W radiation-rated dc-dc converter for space use. Intended to be fed from a satallite’s 28V bus (22V to 42V, 50V abs max), SA15-5-5T has three isolated ...

The post 15W radiation-rated dc-dc for space appeared first on Electronics Weekly.

ZVS GaN PFC chip switches at 2MHz

Steve Bush — Thu, 26 Jun 2025 10:19:21 +0000

Wise Integration has released its GaN PFC (power factor correction) controller chip to production. WIW1101 is based on a 32bit MCU, said the company, and is specifically for totem pole ...

The post ZVS GaN PFC chip switches at 2MHz appeared first on Electronics Weekly.

Microchip aims MCU at high-end dc-dc converters

Steve Bush — Wed, 18 Jun 2025 15:11:13 +0000

Microchip has created a 78ps-resolution 20bit PWM timer block for a series of MCUs for GaN and SiC based dc-dc converters. There are 16 of them to implement 16 power ...

The post Microchip aims MCU at high-end dc-dc converters appeared first on Electronics Weekly.

1.6kV IGBT for cookers and microwaves

Steve Bush — Mon, 16 Jun 2025 16:49:27 +0000

STMicroelectronics is aiming at domestic induction hobs and microwaves with a 1.6kV IGBT in a long lead TO-247 package. “STGWA30IH160DF2 IGBT combines high thermal performance with efficiency in soft-switching topologies ...

The post 1.6kV IGBT for cookers and microwaves appeared first on Electronics Weekly.

Sensorless FOC for stepper motor driver

Steve Bush — Fri, 13 Jun 2025 09:03:59 +0000

Nanotec has introduced a driver for stepper and brush-less dc (BLDC) motors with sensor-less closed-loop and field-oriented control (FOC). Intended for steppers from NEMA 14 to NEMA 34 and BLDC ...

The post Sensorless FOC for stepper motor driver appeared first on Electronics Weekly.

Tiny inductor-inclusive nano-power dc-dc IC

Steve Bush — Fri, 30 May 2025 10:54:40 +0000

Torex Semiconductor has created a nano-power dc-dc converter that can occupy only 7.7 x 3.1mm with all external capacitors – the necessary inductor is inside the device package. Called XCL108 ...

The post Tiny inductor-inclusive nano-power dc-dc IC appeared first on Electronics Weekly.

Allegro adds Cortex-M4 to 90V motor driver ICs

Steve Bush — Thu, 29 May 2025 10:27:34 +0000

Not known for making microcontrollers, Allegro Microsystems has picked a 40MHz Arm Cortex-M4 as the processing heart of a series of stand-alone three-phase automotive brushless motor driver ICs for rails ...

The post Allegro adds Cortex-M4 to 90V motor driver ICs appeared first on Electronics Weekly.