Articles and news - 10

Frequency comparator has status output
Frequency comparator has status output
04.23.2021 Circuits

The original application for the circuit was to check the number of revolutions of an engine with only one LED as an indicator. The measurement of the number of revolutions usually involves sensors with a frequency output proportional to the number of revolutions...

Vishay Intertechnology BiSy 2-Line ESD Protection
Vishay Intertechnology BiSy 2-Line ESD Protection Diode Features Space-Saving DFN1110-3A Package With Wettable Flanks
04.23.2021 News

Vishay Intertechnology released a new bidirectional symmetrical 2-line ESD protection diode in the compact DFN1110-3A package with wettable flanks...

Texas Instruments introduces 8-GHz Gain Bandwidth
Texas Instruments introduces 8-GHz Gain Bandwidth Product, Gain of 7-V/V Stable, Bipolar Input Amplifier
04.22.2021 News

Texas Instruments introduced the wideband, low-noise operational amplifier OPA855-Q1 with bipolar inputs for wideband transimpedance and voltage amplifier applications...

Circuit protects system overheating
Circuit protects system from overheating
04.21.2021 Articles

The two-chip circuit provides fan control and overtemperature warning and shutdown signals to protect systems from excessive heat. The circuit monitors the temperature of the pc board and the die temperature of a CPU, an FPGA, or another IC with an on-chip temperature-sensing transistor...

Uprated LinkSwitch AC-DC Converter ICs Power
Uprated LinkSwitch AC-DC Converter ICs From Power Integrations Increase Available Current by 60%
04.21.2021 News

Power Integrations announced a new member of its acclaimed LinkSwitch™-TN2 AC-DC converter family. The new LNK3207 ICs facilitate higher-power offline buck converter designs for appliances and industrial applications by increasing the available output current from 360 mA to 575 mA, while also reducing BOM count...

Negative resistor cancels op-amp load
Negative resistor cancels op-amp load
04.20.2021 Circuits

Accurate op amps have high open-loop gain, low offset voltage and current, low voltage and current noise, and low distortion. However, they often lack the ability to provide high output currents while maintaining all the other high-accuracy specifications...

New LUXEON SkyBlue LED solution simplifies
New LUXEON SkyBlue LED solution simplifies and speeds development of Human-Centric Lighting
04.20.2021 News

Lumileds and BIOS unite their expertise to achieve LED efficacy, color consistency and melanopic ratios that will drive development and adoption of circadian lighting...

Adding Hysteresis Smooth Undervoltage Overvoltage Lockout
Adding Hysteresis for Smooth Undervoltage and Overvoltage Lockout
04.19.2021 Articles

Resistive dividers attenuate high voltages down to a level that low voltage circuits can accommodate without getting overdriven or damaged. In power path control circuits, resistive dividers help set up power supply undervoltage and overvoltage lockout thresholds...

Infineon introduces industry first AEC-Q103 qualified
Infineon introduces industry's first AEC-Q103 qualified high-performance XENSIV MEMS microphone for automotive applications
04.19.2021 News

Infineon Technologies announced the launch of the XENSIV IM67D130A. This new device combines the Company’s expertise in the automotive industry with its technical leadership in high-end MEMS microphones...

Transimpedance synchronous amplification nulls out background
Transimpedance synchronous amplification nulls out background illumination
04.16.2021 Circuits

Light sensors find use in a host of important applications, spanning from consumer electronics, such as ambient-light measurements and exposure control for cameras, to scientific instruments, such as optical-absorption spectroscopy, IR detection for thermography, and two-color pyrometry...