TIDA-00221

Measurement Module for Branch Current Monitor

TIDA-00221

Design files

Overview

This reference design is designed to measure only branch current and is created for accuracy across the  majority of the rated current range while at the same time being cost efficient. This is achieved by using a highly integrated SoC device which has up to 7 channels of the 24bit Delta-Sigma ADCs available for current measurement. This solution also has several options for communication supported. such as UART, JTAG, etc. Applications include load management, sub-panels, etc.

Features
  • Precise current measurement through 7 channels of Delta-Sigma ADCs (< 2% from 10% to 100% of rated current, controlled by CT & burden resistor)
  • Voltage measurement enabled with integrated SAR ADC
  • Extended temperature range operability of -40C to +125C
  • Integrated single chip solution results in a cost and area efficient solution
  • Large MSP Family & Roadmap / Scale performance, features, price
  • Metering library available in source for use on MSPs
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

TIDU417A.PDF (1964 KB)

Reference design overview and verified performance test data

TIDRB58.PDF (561 KB)

Detailed overview of design layout for component placement

TIDRB57.PDF (235 KB)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDRB60.ZIP (2104 KB)

Files used for 3D models or 2D drawings of IC components

TIDC693.ZIP (476 KB)

Design file that contains information on physical board layer of design PCB

TIDRB59.PDF (2022 KB)

PCB layer plot file used for generating PCB design layout

TIDRB56.PDF (985 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

MSP430 microcontrollers

MSP430F6779Polyphase metering SoC with 7 Sigma-Delta ADCs, LCD, real-time clock, AES, 512KB Flash, 32KB RAM

Data sheet: PDF | HTML
MOSFETs

CSD17571Q230-V, N channel NexFET™ power MOSFET, single SON 2 mm x 2 mm, 29 mOhm

Data sheet: PDF | HTML

Start development

Software

Driver or library

TIDC879 — TIDA-00221 Energy Library BCM Software

Supported products & hardware

Supported products & hardware

Hardware development
Reference design
TIDA-00221 Measurement Module for Branch Current Monitor
Download options

TIDC879 TIDA-00221 Energy Library BCM Software

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Latest version
Version: 01.00.00.00
Release date: Jan 15, 2015
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Hardware development
Reference design
TIDA-00221 Measurement Module for Branch Current Monitor

Release Information

The design resource accessed as www.ti.com/lit/zip/tidc879 or www.ti.com/lit/xx/tidc879/tidc879.zip has been migrated to a new user experience at www.ti.com/tool/download/TIDC879. Please update any bookmarks accordingly.

Technical documentation

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* Design guide Measurement Module for Branch Current Monitor (TIDA-00221) (Rev. A) Oct 14, 2014

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