TIPD124 Reference Design

Texas Instruments

Single-Supply Low-Input Voltage Optimized Precision Full-Wave Rectifier Reference Design

Description

This TI Verified Design implements a single-supply full-wave rectifier. The design has been optimized to support excellent linearity for small-input voltage signals from 5mV – 200mV.  The design is used to turn low-level alternating current (ac) signals to positive polarity signals. The circuit is designed to function up to 50 kHz and has excellent linearity at signal levels as low as 5 mVpp. The circuit can be used in sensor acquisition or signal strength indication applications that need to quantify values of low-level input signals which have positive and negative polarities.

Features
  • TI Precision Designs: Verified Design includes Theory: Component Selection: TINA-TISimulation: PCB Schematic & Layout: Bill of Materials: and Measured PerformanceOutputs the full-wave rectified (absolute value) of the input signalSupports low-level input signals down to 5mV with excellent linearityOperates from a +5V Supply
Applications
Product Categories
  • Amplifiers

Parts

Part Number Name Companion Part
OPA350 OPA350 Buy Datasheet

Software

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
TIPD124 BOM 18 Dec 2014 PDF 83
TIPD124 Schematic 18 Dec 2014 PDF 159