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リファレンス設計 BD7F100EFJ-EVK-002: Isolated ±15 V @ 165 mA, 24 Vin, Step Down Flyback

BD7F100EFJ-EVK-002 evaluation board delivers 2 outputs, +15 V and -15 V, from an 24 V input using BD7F100EFJ-LB, isolated Flyback DC/DC converter integrated circuit.

記事 The Promise of 5G: Hype versus Reality

Can 5G, which is still emerging, really fulfill all its promises? Are its “advertised” promises realistic or simple puffery?

ビデオ Fog Cutter [Maker Update #189]

This week on Maker Update, an off-world bartender, glowing sine waves, neon pixels, 3D digits, a levitating toy, micro connectors, and tapping technique.

リファレンス設計 2448: TB6612: 4-Solenoids, 2-DC Motors, or 1 Bi-Polar or Uni-Polar

Fire four solenoids, spin two DC motors, or step one bi-polar or uni-polar stepper with 1.2 A per channel using the TB6612 chip.

記事 Design a Low-Cost Pulse Oximeter Using Off-the-Shelf Components

Pulse oximetry measures peripheral oxygen saturation (SpO2), which reflects the effectiveness of the cardiopulmonary system to provide oxygen-rich blood to the body.

ビデオ New Product Discoveries Ep 308: OSEPP Electronics and EPC

In this video, Kaili introduces OSEPP Electronics’ flexible STEM project kits and EPC’s EPC2152 IC and related development board.

リファレンス設計 EVL400W-EUPL7: 400 W, 12 V @ 33 A, 90 ~ 264 VAC

The EVL400W-EUPL7 demonstration board with an output of 12 V at 33 A, 400 W AC/DC converter, tailored for the typical specification of an AC/DC adapter with wide input mains range.

記事 Evaluating Different Development and Prototyping Boards for Wearable Applications

With the emergence of applications such as wearables and health monitoring, designers require higher performance and more functionality in ever smaller board form factors.

ビデオ Servo Salon [Maker Update #188]

This week on maker update, a haircut from a robot, the Atomic TV, making a toy ray gun, a physical mute button for Zoom, and precision marking rulers.

リファレンス設計 DC2543B: 10 A, 36 ~ 60 Vin, 2:1 Step-Down Charge Pump

Demonstration circuit 2543B is a high-efficiency, high-density, open-loop charge pump (inductorless) DC/DC converter.

記事 Tiny Step-Down Power Modules Simplify Designers’ ‘Make or Buy?’ Choice

Designers have two clear options to provide this DC power: They can design and build (“make”) their own DC-DC subsystem, or they can elect to buy a module off the shelf that is complete and ready to use.

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