Articles and news - 4

STMicroelectronics Announces New Audio Amplifier IC
STMicroelectronics Announces New Audio Amplifier IC That Leverages the Expertise of Alps Alpine
03.12.2020 News

STMicroelectronics announced the new FDA901 class-D audio amplifier IC, with a semiconductor design that incorporates the world-class audio design expertise of Alps Alpine...

Reduce switching errors quasi-resonant power converter
Reduce switching errors in a quasi-resonant power converter
03.11.2020 Articles

I worked on a quasi-resonant energy converter, which in an extremely simplified form. A push-pull pair of power MOSFETs would turn on and turn off in the usual alternation...

Texas Instruments Introduced Simple 4.3-V 17-V
Texas Instruments Introduced a Simple 4.3-V to 17-V Input, 2-A Synchronous Buck Converter in SOT563
03.11.2020 News

Texas Instruments introduced a simple, easy-to-use, 2-A synchronous buck converter TPS562207 in a SOT563 package. The device is optimized to operate with minimum external component counts and also optimized to achieve low standby current...

DPP adds versatility VFC
DPP adds versatility to VFC
03.10.2020 Circuits

This schematic depicts a basic voltage-to-frequency converter. The basic VFC (voltage-to-frequency converter) comprises an integrator and a Schmitt-trigger circuit...

Industry First Standalone Coreless Current Sensor
Industry's First Standalone Coreless Current Sensor Reduces Size, Weight and Total System Cost for xEV Inverters
03.10.2020 News

Allegro MicroSystems announced the launch of the world’s first standalone Hall-based coreless current sensor, the ACS37612. The ACS37612 measures currents from 200 A to >1000 A...

Use 555 timer as switch-mode power
Use a 555 timer as a switch-mode power supply
03.09.2020 Circuits

Most switch-mode power supplies rely on a PWM output that is controlled via voltage feedback. A 555-timer IC can inexpensively perform PWM. The circuit shows how to turn a 555 PWM circuit into an switch-mode power supply with only one simple equation...

Dual Quad Channel USB-to-UART MPSSE Bridge
Dual & Quad Channel USB-to-UART/MPSSE Bridge ICs
03.09.2020 News

FTDI Chip's latest series of multi-channel USB interface ICs have the capacity to deal with next generation power requirements, as larger items of hardware start to make use of the protocol...

TI introduced Nano-Power Ultra-Low Voltage Supervisor
TI introduced Nano-Power Ultra-Low Voltage Supervisor with Adjustable Reset Time Delay
03.08.2020 News

Texas Instruments introduced the family of voltage supervisors or reset ICs that can operate at high voltage levels while maintaining very low quiescent current across the whole VDD and temperature range...

AKM releases three products suitable NDIR
AKM releases three products suitable for NDIR flammable gas sensing: IR LED AK9703, IR sensor AK9730, and IR sensor AFE IC AK9723
03.05.2020 News

Asahi Kasei Microdevices Corporation has developed the following three devices. The AK9703AJ is an infrared LED with a peak emission wavelength in the IR absorption band of Methane...

BridgeSwitch BLDC Motor-Driver IC Family Power
BridgeSwitch BLDC Motor-Driver IC Family From Power Integrations Expands to 400 W
03.04.2020 News

Power Integrations announced that its BridgeSwitch integrated half-bridge motor-driver IC family has been expanded and now supports applications requiring up to 400 W...