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Electricity meter

Products and reference designs
Block diagram

Electricity meter

Block diagram

Overview

Our integrated circuits and reference designs help you create smarter electricity meters with advanced security and connectivity features to meet system design requirements. Whether for single or poly-phase meters, we have the right ingredients for accurate energy measurement and efficient communication.

Design requirements

    Smart electricity meter designs require:

  • Accurate current and voltage measurement of current transformers, shunts or other sensors.
  • High-speed, robust wireless and wired communications.
  • Security against magnetic and mechanical tampering.

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Block diagram

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Basic electricity meter

Polyphase electricity meter

Single-phase electricity meter

Technical documentation

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Type Title Date
Application note Design for State Grid Corporation of China RS-485 Standard – THVD1500 30 Nov 2017
Application note Designing With the Improved TL431LI (Rev. A) 28 Jun 2019
Circuit design Non-inverting op amp with non-inverting positive reference voltage circuit (Rev. A) 26 Sep 2023
Application note How to Configure Different Frequency Bands for the 6LoWPAN Mesh TI Designs 25 Sep 2018
Application note Implementing a Pairwise Key Mechanism for the 6LoWPAN Mesh TI Designs 25 Sep 2018
Application note Integrating the 6LoWPAN Mesh Designs into a New TI-15.4 Stack Example 25 Sep 2018
White paper Smart power opens door to more efficient electrical use 21 Mar 2016
Application note Implementation of One- or Two-Phase Electronic Watt-Hour Meter Using MSP430i20xx (Rev. A) 11 Sep 2014
Application note Supercapacitor Backup Power Supply w/ Current Limit for Smart Electricity Meter (Rev. A) 11 May 2022
Application note Implementation of a Single-Phase Electronic Watt-Hour Meter Using MSP430F6736(A) (Rev. F) PDF | HTML 11 May 2022
Application note Implementation of a Single-Phase Electronic Watt-Hour Meter Using MSP430F6736(A) (Rev. F) PDF | HTML 11 May 2022
Application brief Supercapacitor backup power supply with TPS63802 11 May 2022
White paper How to detect and harden a meter against tampering by neutral disconnection 10 Mar 2020
Circuit design Difference amplifier (subtractor) circuit (Rev. A) PDF | HTML 05 Sep 2023
Application note UCC28722, Bias Supply Design Considerations for Intelligent eMeter Applications 05 Aug 2016
Application note Implementation of a Low-Cost Three-Phase Watt-Hour Meter Using the MSP430F67641 (Rev. C) 05 Aug 2015
Application note Implementation of a Low-Cost Three-Phase Watt-Hour Meter Using the MSP430F67641 (Rev. C) 05 Aug 2015
Application note Using the MSP430FR6047 Wireless M-Bus Serial Library for Metering Applications 05 Apr 2018
Application note Using the MSP430FR6047 Wireless M-Bus Serial Library for Metering Applications 05 Apr 2018
More literature Smart Relays for Solar Inverters 03 May 2012
Application note Implementation of a Three-Phase Electronic Watt-Hour Meter Using MSP430F677x(A) (Rev. G) 02 Jul 2018
Application note Implementation of a Three-Phase Electronic Watt-Hour Meter Using MSP430F677x(A) (Rev. G) 02 Jul 2018

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