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...
Continue Reading45W 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...
Continue ReadingON 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....
Continue ReadingST 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...
Continue ReadingONiO.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...
Continue ReadingArduino library to draw text and graphics on BLE Thermal Printers
BitBank Software, Inc., written by Larry Bank, [email protected] 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...
Continue ReadingNXE1S0303MC – 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...
Continue ReadingMurata 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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