Announcements of articles and news
STMicroelectronics Announces Class-Leading Water-Resistant Pressure Sensor and First Design Win in High-Performance Wearables from Samsung
11.07.2017 · News
STMicroelectronics has taken underwater accuracy to new heights with its latest miniature pressure sensor, which is featured in the new Samsung Gear Fit 2 Pro. As smart watches and wearable fitness trackers permeate the fabric of everyday life, owners want to go further with their devices and track performance across extra activities like swimming...
Double µC's PWM frequency & resolution
11.06.2017 · Circuits
Most of us know about PWM DACs. They are easy to implement, cheap, and acceptable for low performance applications. The approach is to filter the HF components of the PWM signal and be left with only the LF or DC component that is proportional to duty cycle...
Intersil Unveils First USB-C Buck-Boost Voltage Regulator
11.06.2017 · News
Intersil, a subsidiary of Renesas Electronics Corporation announced the industry's first buck-boost voltage regulator for tablets, ultrabooks, power banks, and other mobile devices using the reversible USB Type-C connector. The ISL95338 bidirectional voltage regulator accepts input power from a wide range of DC power sources – AC/DC power adapters...
Simple Power Backup Supply for a 3.3V Rail
11.03.2017 · Circuits
Data loss is a concern in telecom, industrial and automotive applications where embedded systems require a dependable supply of power. Sudden power interruptions can corrupt data during read and write operations performed by hard drives and flash memory. Designers often use batteries, capacitors and supercaps to store enough energy to support critical loads for a short time during a power interruption...
Diodes announces New TVS Devices with Ultra-low Channel Input Capacitance for High-speed Dataline ESD Protection
11.03.2017 · News
Diodes Incorporated announces the introduction of two TVS devices with ultra-low channel input capacitance: D3V3X4U10LP, D3V3F4U10LP. These devices are designed to provide dataline protection for the sensitive mixed-signal SoCs which are manufactured on the low-power advanced process nodes and are compatible to the high-speed interface standards like USB, HDMI®, DisplayPort...
How to design boost, SEPIC and flyback regulators with wide VIN boost power management ICs. Part 2
11.02.2017 · Articles
The DC/DC switching regulators shown in the previous examples are all non-synchronous in which a rectifier diode is used. In a synchronous regulator, a MOSFET is used instead...
Dual Rail-to-Rail 100V Power Monitor Measures Current and Voltage with ±0.3% Accuracy
11.02.2017 · News
Analog Devices announces the LTC2992, a wide range I2C system monitor that monitors the current, voltage and power of two 0 V to 100 V rails without additional circuitry. The LTC2992 has flexible power supply options, deriving power from a 3 V to 100 V monitored supply, a 2.7 V to 100 V secondary supply, or from the onboard shunt regulator...
How to design boost, SEPIC and flyback regulators with wide VIN boost power management ICs. Part 1
11.01.2017 · Articles
The demand for boost regulators has increased recently due to emerging applications in automotive, industrial and consumer marketplaces. Examples of new applications include emergency call systems, start-stop systems, audio power amplifiers, smart grid data concentrators, Thunderbolt data ports, power bank for mobile devices, tablet docking stations and many more...
Universal Flyback and Buck-Boost Single Stage Dimmable LED Driver
11.01.2017 · News
Diodes Incorporated introduced the AL1673. The AL1673 is a high-performance single stage LED Driver-converter operating in Flyback and Buck-Boost topologies, targeting dimmable LED lighting applications. It operates in BCM mode which results in good EMI and efficiency...
Precise Current-Transmitter/Source-Sink Calibrator Has Wide Compliance Range
10.31.2017 · Circuits
Many industrial and control applications use analog current loops as the physical link for measurements and actuator control. Although several ranges are used, the most popular is still the 4- to 20-mA standard. Loop accuracy depends on the transmitter’s ability to transform the sensor signal to a current...