Tips on power electronics, FETs, Inverter design and more

Tiny current-sensing amps target overcurrent detection apps

Texas Instruments introduced the industry’s smallest current-sense amplifier in a leaded package and the smallest, most accurate comparators with an … [Read More...]

Bi-directional current sense amp targets full-scale direct motor-winding current measurements

Designers can now improve motor efficiency and reduce vibration using the MAX40056 bi-directional current sense amplifier with patented pulse-width … [Read More...]

Tiny current-sensing amps target overcurrent detection apps

Texas Instruments introduced the industry’s smallest current-sense amplifier in a leaded package and the smallest, most accurate comparators with an internal 1.2-V or 0.2-V reference. Offered in … [Read More...]

Bi-directional current sense amp targets full-scale direct motor-winding current measurements

Designers can now improve motor efficiency and reduce vibration using the MAX40056 bi-directional current sense amplifier with patented pulse-width modulation (PWM) rejection from Maxim Integrated … [Read More...]

Switching regulator with wide voltage ranges targets automotive applications

The STMicroelectronics A7987 automotive switching regulator has a wide input-voltage range that allows use in trucks and buses, and an adjustable output voltage that ensures flexibility and stable … [Read More...]

Surface-mount flip-chip back-emitting VCSEL array has no need for submount

TriLumina, developer of flip-chip VCSEL (vertical-cavity surface-emitting laser) technology for 3D sensing, announces the launch of the world’s first surface-mount flip-chip back-emitting VCSEL array … [Read More...]

Tantalum nitride precision chips offer robust humidity withstanding

The RTAN Series from Stackpole withstands biased humidity testing at 85 degree C, 85% relative humidity, 10% rated power with very little resistance shift. In addition, the RTAN anti-sulfur materials … [Read More...]

Charging electric vehicles, Part 2: The connections

Part 1 introduced some of the issues related to charging of electric vehicles. Part 2 continues with a look at the hardware (which also involves software, of course). Q: What about the electrical … [Read More...]

480-W DIN-rail supplies ruggedized/certified for hazardous uses

TRACO POWER has announced the release of their TIB 480-EX family of 480 W DIN rail power supplies that are designed for harsh environments & hazardous locations with certifications for ATEX II3G … [Read More...]

SiC 1.2-kV FET comes in TO-247-4L 4-leaded Kelvin Sense discrete package

UnitedSiC has further expanded its UF3C FAST series product offering by introducing an additional 1200V high-performance SiC FET device in a TO-247-4L 4-leaded Kelvin Sense discrete package option. … [Read More...]

APEC 2020 seeking qualified reviewers for technical session paper submissions

The APEC 2020 Conference Committee is seeking qualified engineers and scientists to assist in the peer review of the large quantity of paper digests expected for APEC 2020, to be held in New Orleans, … [Read More...]

Power supply monitoring ICs include BIST for functional safety features

A power supply monitoring IC, the BD39040MUF-C, includes BIST (Built-In Self Test) that supports functional safety. This IC targets automotive application power supply systems requiring fail-safe … [Read More...]

SMU optimized for testing SiC, GaN power devices

The Keithley 2470 SourceMeter Source Measure Unit can test materials and devices up to 1,100 V and measure low current with 10 fA resolution. It includes a 5-in. capacitive touch display with the full … [Read More...]

4-W ac/dc converter targets harsh IoT, IIoT apps

The RAC04-K/277 is a 4-W AC/DC converter that accepts up to 305 Vac. It also has 4-kV isolation, operating temperature ranges of -40 up to +90°C, and is capable of operating up to 5,000 m (1, 600 ft) … [Read More...]

Power relay switches 6.6 kW for EV on-board charger apps

Fujitsu Components America, Inc. today announced it is now sampling a 6.6kW (32A-250VAC) switching automotive relay for onboard battery chargers in electric and plug-in hybrid vehicles (EV/PHV). … [Read More...]

TMR-based closed-loop sensors target high-current, coreless apps

TDK Corporation is expanding its Micronas magnetic sensor portfolio with the CUR 423x sensors developed for current measurements in automotive and industrial applications. The new sensors, marketed … [Read More...]

Charging electric vehicles, Part 1: The numbers

It’s nice to envision that recharging an electric vehicle is as straightforward as filling up an internal combustion vehicle, but it’s not: there are multiple charging, power, and connector options as … [Read More...]