Multi-sensor SpO2 and Heart Rate Monitor (HRM) reference design with Bluetooth® 5
This reference design enables a wearable, optimized saturation of peripheral capillary oxygen (SpO2) and multi-sensor, multi-wavelength optical heart rate monitor (HRM). It uses AFE4420 device, which is a single-chip, bio-sensing front end for photoplethysmography (PPG) measurements. It...
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45W USB-PD SMPS Reference Design Delivers 21.5W/in3
The REF_XDPS21071_45W1 from Infineon is a 45W USB-PD type C charger reference design in a small form factor. The reference design has been developed to demonstrate the performance by meeting various regulatory limits as well as allowing for small form factor designs. It features...
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ON Semiconductor’s SECO-1KW-MCTRL-GEVB is a Compact Intelligent Power Module (IPM) Motor Driver
SECO-1KW-MCTRL-GEVB is a Compact Intelligent Power Module (IPM) Motor Drive The SECO-1KW-MCTRL-GEVB is a complete reference design for three-phase motor drives, featuring the NFAQ1060L36T intelligent power module in a DIP/6 package. Rated for 230 Vac input and delivering up to 850W....
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ST Releases Compact 32-pin STM8 Nucleo Boards
STMicroelectronics is making design starts using 8-bit STM8 microcontrollers (MCUs) faster, more affordable, and more accessible for creative minds of all types by introducing new development boards in the easy-to-use Nucleo-32 form factor. The compact boards are controlled and powered...
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ONiO.zero microcontroller runs without a battery
It’s becoming quite obvious that traditional batteries are limiting the progress of IoT devices. They are expensive, they contain harmful chemicals and most importantly All-Batteries-Will-Die. Vemund Kval Bakken chief technology officer and co-founder at ONiO say the real problem with...
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Arduino library to draw text and graphics on BLE Thermal Printers
BitBank Software, Inc., written by Larry Bank, bitbank@pobox.com This Arduino library allows you to easily generate text and graphics and send them to a BLE thermal printer. Since there are many different BLE APIs depending on the board manufacturer, I decided to support the more...
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NXE1S0303MC – 3.3V 303mA, 1W DC-DC Converter has Embedded Transformer
The NXE1 series is a new range of low cost, lower profile, fully automated manufacture surface mount DC-DC converters. The NXE1 series automated manufacturing process with substrate Embedded Transformer, offers increased product reliability and repeatability of performance in a...
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Murata announces Smallest PTC Thermistors for Smartphones and Wearables
Murata has successfully commercialized the world’s smallest PTC thermistor (resettable fuse) with part number PRG03BC181QB6RL, in a 0201-inch size (0.6 x 0.3 x 0.3mm) package targeted for mobile devices. With an operating temperature from -20 deg C to 60 deg C the new PTC can provide...
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