When it comes to high-frequency transformer design, the careful management of parasitic elements is essential to ensure converter efficiency. … [Read More...] about How do different winding architectures impact transformer leakage inductance and parasitic capacitance?
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FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 3
Hot-swapping is now a standard feature for many plug-in boards; implementing it requires understanding power-management circuits and … [Read More...] about FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 3
More Power Electronics News
DC link capacitors support 105 °C operation without power derating
The ModCap UHP (B25648A) series from TDK Corporation is a DC link capacitor family for SiC-based power inverters, supporting 1350 V to 1800 V DC ratings, 470 µF to 880 µF capacitance and 8 nH ESL with … [Read More...] about DC link capacitors support 105 °C operation without power derating
Ultraviolet laser diode delivers 1.0 W output at 379 nm
Nuvoton Technology has started mass production of the KLC330FL01WW, a 379 nm ultraviolet semiconductor laser delivering 1.0 W optical output in a TO-9 CAN package. The device combines a short UV … [Read More...] about Ultraviolet laser diode delivers 1.0 W output at 379 nm
Plastic TVS devices meet military qualification for aerospace protection
The JANPTX family of surface-mount transient voltage suppressor devices from Microchip Technology is qualified to MIL-PRF-19500 and provides high-reliability transient protection in non-hermetic … [Read More...] about Plastic TVS devices meet military qualification for aerospace protection
High-power chip resistors support compact automotive electronics
The RMCA automotive-grade thick film chip resistor series from Stackpole Electronics is qualified to the AEC-Q200 standard and designed for use in automotive and other high-reliability electronic … [Read More...] about High-power chip resistors support compact automotive electronics
High-voltage contactors support scalable EV and hybrid platforms
The STEV high-voltage contactor series from Sensata Technologies is designed for battery electric and plug-in hybrid vehicle platforms, providing high-voltage switching between the battery and systems … [Read More...] about High-voltage contactors support scalable EV and hybrid platforms
How do different winding architectures impact transformer leakage inductance and parasitic capacitance?
When it comes to high-frequency transformer design, the careful management of parasitic elements is essential to ensure converter efficiency. Parasitic self-capacitance and leakage inductance matter … [Read More...] about How do different winding architectures impact transformer leakage inductance and parasitic capacitance?
4500 W industrial power supplies support series and parallel operation
The TPS4500 series from TDK Corporation is a single- or dual-output industrial power supply rated at 4.5 kW, supporting series or parallel operation and load sharing across configurable outputs up to … [Read More...] about 4500 W industrial power supplies support series and parallel operation
Zoned cooling targets AI thermal hotspots
Zoned Cooling™ reference design from Ventiva introduces a zone-based thermal architecture that directs airflow to high-heat components such as CPUs, GPUs and AI accelerators rather than cooling an … [Read More...] about Zoned cooling targets AI thermal hotspots
FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 3
Hot-swapping is now a standard feature for many plug-in boards; implementing it requires understanding power-management circuits and components. There is always more that can be added to ensure … [Read More...] about FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 3
Integrated magnetics combine transformer and inductor
A custom Smart Integrated Magnetics device from Exxelia integrates the transformer and inductor of a dual active bridge into a single magnetic assembly for isolated DC-DC conversion in space-grade … [Read More...] about Integrated magnetics combine transformer and inductor
Self-powered gate drivers eliminate bias supplies
The AHV85003/AHV85043 Power-Thru™ isolated gate driver chipset from Allegro MicroSystems expands the company’s silicon carbide gate driver portfolio for high-voltage power conversion in AI data … [Read More...] about Self-powered gate drivers eliminate bias supplies
Current sensing IC replaces shunt and isolation components
The ACS37200 isolated current sensor from Allegro MicroSystems is a galvanically isolated current-sensing IC designed for high-current power systems in electric vehicles, industrial automation, data … [Read More...] about Current sensing IC replaces shunt and isolation components
FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 2
Designing a hot-swap controller is not trivial, as there are many conditions that must be acknowledged and addressed. The problem is aggravated by the increasing power and current levels of many of … [Read More...] about FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 2
FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 1
It wasn’t that long ago that one of the strict rules when assembling a system or debugging it was simple: don’t plug or unplug anything — component, cable, board — with the power on. You were firmly … [Read More...] about FAQ on Hot Swap: from “don’t dare do it” to “it’s now OK to do” part 1
Single-coil fan driver supports 5 – 32 V rails
Melexis introduces the MLX90411-D, an 800mA cooling fan driver that extends the MLX90411 family with enhanced customer configurability, smoother motor control, and simplified system integration. … [Read More...] about Single-coil fan driver supports 5 – 32 V rails
