Power Supplies | Electronics Weekly

23V 7A USB Type-C source protection switch

Steve Bush — Fri, 12 Apr 2024 13:59:47 +0000

Alpha and Omega Semiconductor has released a 7A 23V USB Type-C protection and reverse-blocking switch IC. Dubbed AOZ1377DI, is can be used in both Sink and Source applications and it ...

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700W/channel Class-D audio amp design with GaN output

Steve Bush — Thu, 11 Apr 2024 16:01:54 +0000

EPC has used GaN transistors to create a high-power Class-D two-channel audio power amplifier design. Instantiated in evaluation kit EPC9192, it is capable of pushing 700W/channel into 4Ω (or 2Ω) ...

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Fast powerful driver for e-mode GaN power transistors

Steve Bush — Thu, 04 Apr 2024 14:53:59 +0000

Innoscience Technology has created a gate driver specifically for GaN power transistors. The single-channel INS1001DE is intended to supply fast powerful voltage-regulated waveforms to the gates, which are extremely sensitive ...

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TDK extends smart motor driver family for vehicles

Steve Bush — Thu, 04 Apr 2024 11:29:28 +0000

TDK has announced automotive smart motor drivers that can handle 4 x 1A peak current and include an Arm Cortex-M3 processor core. HVC 5222D with 32kbyte of flash and HVC ...

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80V symmetric dual n-channel mosfet in 3 x 3mm

Steve Bush — Tue, 02 Apr 2024 15:20:36 +0000

New Yorker Electronics is aiming at displacing PowerPAK 1212 packaged mosfets by stocking a pair of symmetric 80V n-channel mosfets in a single 3.3 x 3.3mm package from Vishay. Called ...

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Small top-side cooled automotive mosfets keep heat out of the PCB

Steve Bush — Tue, 26 Mar 2024 10:52:05 +0000

Infineon is aiming at automotive power control with a 5 x 7mm top-side cooled surface-mount package, pitching it against the 5 x 6mm bottom-cooled SSO8. The package, SSO10T, has a ...

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High power battery connectors are polarised and sealed to IP67

Steve Bush — Wed, 13 Mar 2024 11:38:22 +0000

Weidmuller has announced a series of battery connectors and battery connector cable assemblies. They are “engineered to handle high currents” and “designed to withstand harsh environmental conditions”, according to the ...

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GaN, SiC and Si squeeze 4.5kW out of server PSU

Steve Bush — Tue, 12 Mar 2024 17:17:31 +0000

Navitas Semiconductor has demonstrated a 4.5kW 54V server power supply using both GaN and SiC transistors. Claimed density is “over 130W/in3 with efficiency over 97%. The architecture replaces the standard ...

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2kV SiC mosfet in TO-247 has 14mm creepage and 5.4mm clearance

Steve Bush — Tue, 12 Mar 2024 11:34:48 +0000

Infineon Technologies has put 2kV silicon carbide mosfet die in its four lead TO-247PLUS-4-HCC package, aiming them at systems with dc links up to 1.5kV. “It is the first discrete ...

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APEC 2024: GaN and SiC updates from Rohm

Caroline Hayes — Fri, 08 Mar 2024 17:05:20 +0000

Long Beach, CA: Rohm Semiconductor rose above the industry’s GaN vs SiC debate with announcements from both camps. The first was a design win for its 650V GaN device, the ...

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