voltage Archives - Page 7 of 17 - Raspberry PI Projects

5W USB TYPE-C POWER DELIVERY 3.0 ADAPTER REFERENCE DESIGN

The EVLSTCH03-45WPD 45W USB Type-C® Power Delivery 3.0 adapter from STMicroelectronics is a USB-IF certified solution and reference design. The EVLSTCH03-45WPD is an isolated ac-dc power supply with a standalone USB PD controller. The board implements at the primary side a quasi-resonant flyback converter based on the STCH03 controller with optocoupler feedback for voltage regulation. This controller combines a high-performance low-voltage […]

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HIGH EFFICIENCY: A MULTI-MODE, FORCED-FREQUENCY-RESONANT DIGITAL CONTROLLER IC FOR SMPS APPLICATIONS

Infineon Technologies launches the XDP™ digital power XDPS21071, the first flyback controller in the industry with zero-voltage switching (ZVS) on the primary side to achieve high efficiency. This controller is aimed at fast-charging applications such as USB-PD or QuickCharge. Light-load efficiency is optimized for variable output application. The XDPS21071 is a high-performance digital flyback controller with an integrated dual-MOSFET gate

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L6983 38 V STEP-DOWN CONVERTER IS A SYNCHRONOUS MONOLITHIC STEP-DOWN REGULATOR

STMicroelectronics’ step-down converter is an easy to use synchronous monolithic step-down regulator STMicroelectronics L6983 Synchronous Step-Down Converter is an easy to use monolithic step-down regulator capable of delivering up to 3A DC to the load. The wide input voltage range makes the device suitable for a broad range of applications. The L6983 is based on a peak

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42V, 15A SYNCHRONOUS STEP-DOWN DC-DC REGULATOR

The LT8648S synchronous step-down dc-dc regulator from Analog Devices features second generation Silent Switcher architecture designed to minimize EMI emissions while delivering high efficiency at high switching frequencies. This includes the integration of input and boost capacitors to optimize all the fast current loops inside and make it easy to achieve advertised EMI performance by reducing layout

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SAELIG INTRODUCES RBD 9103 USB GRAPHING PICOAMMETER

This programmable current logger can measure bipolar picoamps to milliamps, with unique features such as 5kV DC voltage isolation. Saelig Company, Inc. announces the availability of the RBD 9103 USB Graphing Picoammeter, a compact, versatile, general-purpose picoammeter designed to accurately measure DC current from nanoamps to milliamps via its isolated BNC input. This rugged, portable, and affordable

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AMBIENT HUMIDITY ENERGY HARVESTERS COULD COMPETE WITH SOLAR CELLS

Leveraging the natural adsorption–desorption exchange of water molecules from ambient air at the interface of a nanoporous mesh of protein nanowires, a team of researchers from the University of Massachusetts has demonstrated a durable form of energy harvesting that could potentially compete with solar cells on volumetric power density. By Julien Happich @ eenewseurope.com Publishing their

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TI’S EMI-OPTIMIZED INTEGRATED TRANSFORMER TECHNOLOGY MINIATURIZES ISOLATED POWER TRANSFER INTO IC-SIZED PACKAGING

Engineers can shrink their power solution by as much as 80% and maximize efficiency in high-voltage industrial applications with a new high-density, isolated DC/DC bias power supply. Texas Instruments (TI) introduced the first integrated circuit (IC) developed with a new proprietary integrated transformer technology: a 500-mW high-efficiency isolated DC/DC converter with the industry’s lowest electromagnetic interference (EMI), the UCC12050.

TI’S EMI-OPTIMIZED INTEGRATED TRANSFORMER TECHNOLOGY MINIATURIZES ISOLATED POWER TRANSFER INTO IC-SIZED PACKAGING Read More »

WEMO’S LAUNCHES W600-PICO THAT SUPPORTS MICRO-PYTHON FOR ONLY $2

W600 – PICO is currently the most recent board released by Wemos. The company is responsible for boards like the D1 and D32. This board is based on a Winner Micro – W600 SoC. The first time users had the opportunity to work with the chip when Seeed released multiple boards starting from late 2018. None of these boards allowed users to

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SIMPLE ADAPTER BOARD TURNS A USB-C POWER SUPPLY INTO A VARIABLE VOLTAGE SOURCE

Being able to turn a USB-C supply to a variable power supply is certainly a big deal for a simple ingenious board like the ZY12PDN board shared by Keneth Finnegan on his twitter handle recently. The ZY12PDN is a simple STM-powered adapter board that turns a USB-C supply to a universal power supply for almost any electronic device. We know

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SAELIG ANNOUNCES THE 2/4-CHANNEL 100-350HZ SIGLENT SDS2000X PLUS SERIES OSCILLOSCOPES

New series builds on previous 2000X models to bring 200Mpt memory, 10” touch-screen, external mouse/keyboard control, built-in web server, and 50MHz waveform generator Saelig Company, Inc. has introduced the new Siglent SDS2000X Plus Digital Oscilloscope Series consisting of four models: one 2-channel 100MHz bandwidth (software upgradeable to 350MHz) and three 4-channel models (100/200/350MHz.) The 350MHz models can be upgraded to 500MHz on two independent

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