How to Build a Class-D Power Amp
Audio

How to Build a Class-D Power Amp

Cezar Chirila @ allaboutcircuits.com shows how to build a Class-D amplifier which has amazing efficiency. What is a Class-D audio power amplifier? The answer could be just a sentence long: It is a switching amplifier. But in order to fully understand how one works, I need to teach...

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Tutorial on High-Power Balanced & Doherty Microwave Amplifiers
RF

Tutorial on High-Power Balanced & Doherty Microwave Amplifiers

Tutorial on High-Power Balanced & Doherty Microwave Amplifiers -...

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How to use a fully differential amplifier as a level shifter
Interface

How to use a fully differential amplifier as a level shifter

Loren Siebert @ ti.com discuss about how to interface signals that have a reference voltage that isn't 0V while preserving the DC information. Many signal paths are direct current (DC)-coupled, and this can lead to challenges when different portions of the signal path require...

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3W Stereo Audio Amplifier using TDA7266D
Audio

3W Stereo Audio Amplifier using TDA7266D

Tiny stereo audio amplifier board has been designed around SMD TDA7266D IC from ST. The TDA7266D is a dual bridge amplifier specially designed for Portable Audio, LCD TV/Monitor, PC Motherboard, and TV applications. This circuit provides high quality audio output of 3W approx. on each...

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F1200 Low-noise Digital IF VGA with FlatNoise
Miscellaneous

F1200 Low-noise Digital IF VGA with FlatNoise

The F1200 of an IDT is a digitally controlled intermediate frequency differential variable gain amplifier that adjusts the gain either dynamically or as a one-time channel gain setting. The device has extremely low noise figure over the entire gain control range. It is packaged in...

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LM386 SMD Audio Amplifier Module
Audio

LM386 SMD Audio Amplifier Module

The Tiny Audio Amplifier MODULE is a good choice for battery operation. It is based on LM386 IC, useful in various applications like robotics, science projects, intercom, FM radio and many more. Specifications Power Supply 6V-9V 300mW Output @ 8Ohms Load On Board...

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Tutorial on the Theory, Design and Characterization of a CMOS Transimpedance Amplifier
Youtube

Tutorial on the Theory, Design and Characterization of a CMOS Transimpedance Amplifier

In this episode, Shahriar and Shayan discuss the design and characterization of a deceptively simple CMOS inverter-based transimpedance amplifier. The the large and small signal behavior of the CMOS inverter is discussed and measured using the Keithley 2450 and 2460 source meters. The...

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1.6W Mono Audio Amplifier
Audio

1.6W Mono Audio Amplifier

1.6W Mono Audio Amplifier Project is based on TDA7231, which is class AB power amplifier with a wide range of supply. Power supply: 5 To 12 VDC Output: 1.6 W, 4 Ω / 1 W, 8 Ω Low crossover distortion, soft clipping PR1 Preset for Volume Adjust Terminal pins for...

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