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Power over Ethernet (PoE) controllers allow designers to transmit electrical current and data over a single Ethernet connection. Remote devices are powered through Ethernet cabling, eliminating the need for batteries, local power adaptors and additional power cabling. Bridge rectifier and N+1 O-Ring are two types of PoE controllers. Available features may include N and P-channel FETs, internal switches and automotive certification.

Learn the relay definition, coil and contact operation, NO and NC forms, load ratings and suppression choices. Compare mechanical, reed and solid-state types.
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Select MOV varistors by continuous voltage, clamping behavior, surge waveform and repetition. Check thermal disconnection, fuse coordination and replacements.
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Vishay Intertechnology, Inc., a global leader in discrete semiconductors and passive electronic components, has officially announced a price adjustment for its Metal-Oxide-Semiconductor Field-Effect Transistors…
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STMicroelectronics (ST), a global leader in semiconductor manufacturing, has officially notified customers of a new round of price increases for selected products, set to…
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In embedded design, the tug-of-war between cost and performance is constant. On one side, you have Microcontrollers (MCUs)—cheap, simple, and efficient. On the other,…
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An RF IC, or radio-frequency integrated circuit, is a chip that processes wireless signals between the antenna and the baseband processor. Instead of building…
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In the vast landscape of memory technology, EEPROM (Electrically Erasable Programmable Read-Only Memory) often plays the unsung hero. While NAND Flash grabs headlines for…
Read MoreMay 4, 2026 — The global power semiconductor market is grappling with a worsening supply crunch, as lead times for key components have extended…
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Understand how a comparator switches at a voltage threshold, why hysteresis prevents chatter, and which output and input specs matter.
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Compare thermistors, RTDs, thermocouples and temperature ICs. Learn how range, accuracy, response, interfaces and mounting affect component selection.
Read MoreRecently, global semiconductor manufacturers have been constantly taking actions and presenting numerous new developments in aspects such as process technology and product research and…
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Compare RC, crystal and MEMS oscillator circuits. Check ppm, jitter, load capacitance, startup margin and output compatibility before choosing a clock source.
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