Articles and news - 10

Add two components power supply ensure
Add two components to power supply to ensure proper voltage sequencing
12.30.2021 Circuits

Today's digital ICs typically demand complex voltage sequencing, a task that usually requires dedicated ICs or microprocessors. But what if your requirements are more modest?...

Circuit cancels interconnection resistance enhance load
Circuit cancels interconnection resistance to enhance load regulation
12.29.2021 Circuits

Linear regulator ICs offer simple, efficient, and effective solutions in a multitude of low- to moderate-power voltage regulation applications. They also provide opportunities for many simple application tricks that stretch their performance...

Simple Additions Audio Amplifier Prevent Clipping
Simple Additions To Audio Amplifier Prevent Clipping At Higher Inputs
12.27.2021 Circuits

Amplifying the human voice presents some tough challenges. One of the toughest of these is providing enough amplification to make sure a soft-spoken person can be heard while allowing sufficient headroom for people who speak loudly...

Fast Load Transient Tester Circuit Features
Fast Load Transient Tester Circuit Features Adjustable Slew Rate
12.24.2021 Circuits

Performance under transient loads has become the most important specification of voltage regulators used to power a wide array of products whose current demands vary quickly during operation. Testing transient performance requires a load that can be programmed...

Renesas Introduces 5V RS-485 422 Transceiver
Renesas Introduces 5V RS-485/422 Transceiver Family With Industry's Highest EFT Immunity
12.24.2021 News

Renesas Electronics Corporation introduced the RAA78815x Family of 5 V differential RS-485/422 transceivers with industry-leading electrical fast transient  immunity ±5000 V and ESD protection up to ±16,000 V...

Precision Low-Side Current Measurement
Precision, Low-Side Current Measurement
12.23.2021 Articles

For most applications, current measurements are made by sensing the voltage drop across a resistor. There are two locations in a circuit that resistors are commonly placed for current measurements...

ACEINNA Launches High Power Current Sensor
ACEINNA Launches High Power Current Sensor
12.21.2021 News

ACEINNA announced the high current ±65 Amp MCx1101 Current Sensor, the industry’s most accurate and highest bandwidth current sensor...

Gate Drive Transformer Circuit Maintains Fast
Gate Drive Transformer Circuit Maintains Fast Turn-Off Time
12.17.2021 Circuits

With their excellent isolation and reliability, gate-drive transformers are commonly used for driving half-bridge power circuits. However, they pose challenges when you want to have both switches off for an extended period...

Simple microcontroller-temperature measurement uses only diode
Simple microcontroller-temperature measurement uses only a diode and a capacitor
12.16.2021 Articles

Using a PN-junction diode for temperature measurement usually depends on its 2 mV/K temperature coefficient. Less well-known is the fact that the reverse current of a PN-junction diode shows a good exponential dependency over temperature...

Renesas Programmable Smart Gate Driver BLDC
Renesas Programmable Smart Gate Driver for BLDC Motor Applications Drives Multiple Configurations; Integrates Analog Power Components to Reduce BOM Cost and Board Space
12.16.2021 News

Renesas Electronics Corporation introduced the RAA227063 Smart Gate Driver for brushless DC motor applications. The new device is programmable via an SPI interface, enabling it to support both motors with rotor position sensors and sensorless applications...