dangerousprototypes.com

Low side current monitoring sample circuit from Analog Devices. Link here (PDF) The circuit monitors current in individual channels of −48 V to better than 1% accuracy. The load current passes through a shunt...

App note from Alpha & Omega Semiconductor on added input protection for USB-C against voltage spikes/ringing that can damage the inputs of USB-C power switches. Link here (PDF) USB Type C protection power switches...

Technical note from Texas Instruments on their high power density eFuse used in hot swappable servers. Link here (PDF) As demand for data increases, so does demand for servers and data centers, and thus higher demand...

Selecting the desired MOSFET fit for Buck-Boost for higher efficiency in power supply and battery charging section discussed in this app note from Alpha & Omega Semiconductors. Link here (PDF) The wide adoption of...

Design tips from Richtek when sourcing/selecting parts for power supply. Link here The COVID pandemic has made it clear that the semiconductor supply chain is very sensitive to sudden changes in supply and demand,...

This evaluation board from Analog Devices features reliable and uninterruptible power supply for vehicle tracking system. Link here (PDF) A vehicle tracking system (VTS) is typically installed in cars and trucks. A...

An app note from Microchip about two basic ways of getting power from AC outlet to power small circuits and microcontrollers, these involves hazard too due to non-isolation from mains but rewards cost effectivity. Link...

App note about end device security from Maxim Integrated, by adding DS28E40 Deep Cover 1-Wire authenticator to keep the system devices in-check. Link here The increasing electronic content in vehicles presents new...

A study and actual test using LTS (Low Temperature Soldering) on SMT devices from Nexperia. Link here (PDF) New generation Low Temperature Solder (LTS) pastes for Surface Mount Technology (SMT) is proposed for low...

Introduction and application of resistor equipped transistors from Nexperia. Link here (PDF) Bipolar transistors are controlled via the base current applied. Because of high temperature dependency of the voltage drop...

This app note from Bourns presents improvement in efficiency and reduce thermal rise using Litz wire for multi-output flyback transformers. Link here (PDF) Flyback transformers are a robust, highly efficient and...

App note from Precision Microdrives experimenting on which is the best method to waterproof their vibration motors. Link here We have mentioned some interesting vibration motor applications which may benefit from being...

App note from Vishay about their resistors with special wire termination which are used in automotive application such as sensors for engine knock , crankshaft and liquid level. Link here (PDF) As the electronic...

White paper from Renesas on using BFEs GPIO to control or monitor further battery status. Link here (PDF) In an MCU plus battery front end (BFE) controlled battery pack, GPIOs may operate as an alternate protection FET...

Fluke article on Hall Effect used on clamp meters. Link here Hall Effect clamp meters can measure both ac and dc current up to the kilohertz (1000 Hz) range. Like current transformer types, Hall Effect clamp meters use...

Basics of current loop App note from Murata, discussing the basic theory of the 4-20mA current loop operation. Link here (PDF) The 4-20mA current loop is a common method of transmitting sensor information in many...

App note from Precision Microdrives on new brushless motor design and how to drive them efficiently. Link here For a long time, all motors driven by DC supplies relied on using metal or carbon brushes to provide...

Inductive spike on voltage rails causes eFuse to shutdown, here’s an app note from ON Semiconductors on how they solve this problem from happening. Link here (PDF) ON Semiconductor produces a wide variety of silicon...

App note from Maxim Integrated on accurately measuring battery capacity by using battery monitors and fuel gauge plus software. Link here Determining the remaining charge of a Lithium-Ion cell accurately under real...