2.5V to 36V, 2.5MHz, PWM Boost Controller with 4μA Shutdown Current

2.5V to 36V, 2.5MHz, PWM Boost Controller with 4μA Shutdown Current

by Graham Prophet @ eedesignnewseurope.com: Maxim Integrated has posted details of the MAX17290/MAX17292 high-efficiency,...


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BQ25504 Solar Cell LiPo Charger

BQ25504 Solar Cell LiPo Charger

by Pesky Products @ tindie.com: This is a small (0.5 x 0.5 inch) breakout board for Texas Instrument’s BQ25504 Ultra Low Power B...


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3.3V @ 1.5A Buck Regulator

3.3V @ 1.5A Buck Regulator

The circuit presented here is based on LTC3601, a high efficiency, monolithic synchronous buck regulator from Linear Technology.


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LT8315 – 560VIN Micropower No-Opto Isolated Flyback Converter

LT8315 – 560VIN Micropower No-Opto Isolated Flyback Converter

The LT8315 is a high voltage monolithic flyback regulator that simplifies the design of an isolated DC/DC converter.


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5V to 12V @400mA Boost Converter

5V to 12V @400mA Boost Converter

The circuit presented here is about a boost converter based on LM2698.


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LiFePO4wered/Solar1 – Solar power supply for IoT devices

LiFePO4wered/Solar1 – Solar power supply for IoT devices

Patrick Van Oosterwijck @ hackaday.io writes: Solar power is not trivial, especially if it needs to be reliable and have a long...


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Body Heat Provides Wearables With Eternal Power

Body Heat Provides Wearables With Eternal Power

The first watch to make use of the body’s natural heat to uphold battery charge in wearables is now even being crowdfunded on I...


5V Regulator Cap for 9V battery

5V Regulator Cap for 9V battery

David Cook built a 5V regulator to sit atop a 9V battery: For quick portable projects and temporary hacks, it is often faster to...


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Advancing power supply solutions through the promise of GaN

Advancing power supply solutions through the promise of GaN

by Michael Seeman and Dave Freeman from Texas Instrument: One important innovation that promises to contribute significantly to...


5V @3A Switching Power Supply

5V @3A Switching Power Supply

This circuit is about a buck regulator which can produce an output of 5V for a input voltage ranging from 7V to 40V.


snapVCC – A snap-on regulated 3.3 V/5 V power supply

snapVCC – A snap-on regulated 3.3 V/5 V power supply

by Mahesh Venkitachalam @ hackaday.io: I use 9 V batteries for a prototyping a lot of my electronics projects.


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Motion sensor offers low-power settings

Motion sensor offers low-power settings

Susan Nordyk @ edn.com writes: Small enough for wearable devices, STMicroelectronics’ LIS2DW12 three-axis accelerometer draws o...


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