Thermal interface gel for thin bond lines

Chomerics is aiming its latest thermal interface gel at thin heatsink bonds. GEL 50TBL (TBL – thin bond line) offers 5W/m.K bulk thermal conductivity and, “at a minimum bond line thickness of 0.05mm, the apparent thermal conductivity exceeds 10W/m.K”, according to the company. However, “the material is primarily for thin bond lines and is not ...

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Quad-core Arm industrial PC is ~100 x 100mm

Asus is aiming at industrial IoT with 64bit quad-core Arm single-board computer. Called Tinker Board 3N, it is built around a Rockchip RK3568 processor (4x Cortex-A55 , v8 architecture) and Asus describes it as ‘NUC-sized’ and 4 x 4inch and 100 x 100mm – exact dimensions have eluded Electronics Weekly so far. Linux Debian, Yocto ...

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Gas discharge tubes protect for IEC 62368-1

Bourns has introduced a series of gas discharge tubes for protecting equipment against high-voltage surges. The bidirectional GDT28H series has devices with breakdown voltages from 1 to 3.3kVdc, and all are 8mm in diameter and 6mm long, with out without axial leads. Picking the nominally 2kV GDT28H-200 as an example, breakdown is between 1,600 and ...

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Allegro buys Crocus

Crocus Technology, the  Tunnel Magnetoresistance (TMR) sensor specialist, has been bought by Allegro MicroSystems for $420 million in cash. “This highly complementary acquisition aligns perfectly with Allegro’s growth initiatives and our focus on e-mobility, clean energy and automation,” says Allegro CEO Vineet Nargolwala. “We expect to accelerate the adoption of TMR in targeted automotive and industrial ...

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Q2 fall for tablets and Chromebooks

Q2 tablet shipments fell 29.9% y-o-y to  28.3 million, says IDC and most of the top vendors recorded double-digit declines. Q2 Chromebook shipments fell 1.8% to  5.8 million units. for a y-o-y decline of 5.8%. Apple once again led the tablet market with shipments of 10.5 million units, but still recorded a y-o-y decline of 16.8%. Samsung’s ...

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NinjaSat on covert science mission to observe black holes, neutron stars

Japan’s research institution RIKEN, Mitsui Bussan Aerospace and Vilnius-based NanoAvionics are collaborating on the astronomical NinjaSat X-ray observatory mission. The aim of the two-year mission is to observe X-ray photons from persistently bright X-ray objects in the universe. The organisations have announced that the NinjaSat team aims to observe black holes and neutron stars that ...

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Toray film has absorpton capacity of 99% for millimetre waves

Toray Industries says it  has developed a film that can efficiently absorb millimetre wave band electromagnetic waves employed in 5G communications and elsewhere. The film delivers an absorption capacity of at least 20 decibels (99%) for millimetre waves and makes it possible to select absorption frequency. It is one-fifth the thickness and one-tenth the weight ...

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