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String inverter

Products and reference designs
Block diagram

String inverter

Block diagram

Overview

Our integrated circuits and reference designs help you accelerate development of solar string inverters, improving power density and efficiency while providing real-time communication and monitoring.

Design requirements

    String inverter designs require innovative technology to achieve:

  • Long-system lifespan.
  • Low-output distortion.
  • Accurate analog measurement of voltage and current.
  • High efficiency and power density.
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Block diagram

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Single phase string inverter

Three Phase String Inverter

Technical documentation

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Type Title Date
Application note Introduction to Photovoltaic Systems Maximum Power Point Tracking 29 Nov 2010
White paper Impact of an isolated gate driver (Rev. A) 28 Feb 2019
Application note Digitally Controlled HV Solar MPPT DC-DC Converter Using C2000 Piccolo MCU 23 Feb 2015
White paper Smart power opens door to more efficient electrical use 21 Mar 2016
White paper Four key design considerations when adding energy storage to solar power grids 19 Apr 2021
Application note Designing a Simple and Low-Cost Flybuck Solution With the TPS54308 (Rev. A) 18 Oct 2019
White paper Demystifying high-voltage power electronics for solar inverters 18 Jun 2018
White paper 為太陽能電網增添儲能功能的四項 重要設計考量 13 May 2021
Application note Comparative Analysis of Two Different Methods for Gate-Drive Current Boosting (Rev. A) PDF | HTML 11 May 2022
Application note Interfacing the C2000 with an AFE03x: B-FSK Example (Rev. D) PDF | HTML 11 May 2022
Application note Using a Single-Output Gate-Driver for High-Side or Low-Side Drive (Rev. B) PDF | HTML 08 Sep 2023
Application note Power Topology Considerations for Solar String Inverters and Energy Storage Syst PDF | HTML 05 Nov 2020
More literature Smart Relays for Solar Inverters 03 May 2012
More literature Powering IGBT Drivers with Fly-Buck™ 03 Dec 2015
Application brief Understanding Peak IOH and IOL Currents (Rev. A) 01 Apr 2020

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