STMicroelectronics’ PWD5F60 high-density power driver is the second in a new series of power-driver systems-in-package addressing high-voltage brushed DC and single-phase brushless motor applications. It integrates a 600V/3.5A single-phase MOSFET bridge with gate drivers, bootstrap diodes, protection features, and two comparators in a 15mm x 7mm outline. The thermally efficient system-in-package occupies 60% less board real-estate than […]
Amplifier
2-26 GHz GaN low noise amplifier MMIC delivers 12.5 dB gain
Custom MMIC has announced the CMD290 wideband GaN MMIC operating from 2 to 26 GHz, and delivers 12.5 dB of gain with a corresponding noise figure of 2.3 dB and an output 1 dB compression point of +19 dBm at 13 GHz. This GaN LNA features an RF input power survivability of 2 W. It […]
Richardson RFPD offer design support power amps for wireless charging
Richardson RFPD, Inc. announced today the availability and full design support capabilities for two new evaluation boards from GaN Systems Inc. The new power amplifiers are designed for the growing wireless charging market and feature gallium nitride (GaN) technology that enables smaller, lighter, lower-cost, and more efficient power systems. The 100 W power amplifier GSWP100W-EVBPA is […]
Power module for IGBT driver
Mornsun’s QA051C is DC-DC module power supply designed for IGBT driver requiring two sets of isolation power supply. The mode of mutual connection after two independent outputs is adopted internally for better energy provision of SiC turn-on and turn-off. Output short circuit protection and self-recovery capabilities are also provided. General application includes: Universal converter AC servo […]
MOSFET driver delivers 5V to 20V DC from an AC supply
Diodes Incorporated announced the APR346 secondary side synchronous rectification MOSFET driver, providing increased efficiency for off-line power adapters delivering 5V to 20V DC from an AC supply. Designed to operate in Continuous Conduction Mode (CCM), Discontinuous Conduction Mode (DCM) and Quasi-Resonant mode (QR), the APR346 is used to drive an external MOSFET to deliver the benefits […]
Three new Class-D amplifiers solve smart-home audio design challenges
Texas Instruments introduced three new digital-input Class-D amplifiers that enable engineers to deliver high-resolution audio in more smart-home and voice-enabled applications. By combining first-of-its-kind integration, real-time protection and new modulation schemes, TI’s new audio devices allow designers to reduce board space and overall bill of material (BOM) cost. These new amplifiers are designed for personal […]
Digital-input Class D power amps deliver 3.2 W of Class AB audio
With the MAX98357 and MAX98358 digital-input Class D audio power amplifiers by Maxim Integrated Products, Inc., designers can achieve the highest efficiency in a compact, cost-efficient plug-and-play solution. Despite their ultra-small form factors, these Class D efficient amplifiers deliver 3.2W of Class AB audio performance for superior audio quality and are ideal for a wide variety of applications. Traditionally, […]
Class-D audio amplifier drives both 8Ω and 4Ω speakers
Featuring low THD+N, low EMI and high PSRR, the PAM8106 is a 10W stereo Class-D audio amplifier from Diodes, Inc. that integrates spread-spectrum modulation (SSM) and non-clipping power limit (NCPL) technology to deliver advanced features for a range of battery- or line-powered devices including LCD TVs, wireless speakers, portable stereos, and game machines. The PAM8106 […]
Gate driver module allows 3.3V MCU to control IGBTs and MOSFETs
IXYS Corporation announced a 30A, dual channel, 4000V isolated gate driver module, the IXIDM1403_1505_M. Built with the IX6610/11 gate driver chipset, it allows a 3.3V microcontroller (MCU), through a 4kV isolation barrier, to control IGBTs and MOSFETs in the half-bridge configuration. The PWM signals can be as short as 500 ns, and there is no […]
Top power electronics threads on EDAboard.com – July
(editor’s note: Intrigued by these power electronics problems? Have a question or another solution? Then click the “Read more” link and follow the conversation on EDAboard.com or log in to EDAboard and participate in the power electronics forum threads. Build a constant current circuit – I am building a circuit which will provide me a […]