Central inverter

Products and reference designs

Central inverter

Block diagram

Overview

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

Design requirements

Solar central inverter designs often require innovative technology to achieve:

  • Accurate measurement of voltage, current and temperature.
  • Modular fail-safe power stage designs.
  • High efficiency and power density.
  • Real-time monitoring, identifying and rectifying faults.

Block diagram

Find products and reference designs for your system.

Central inverter

Grid Con- nec- tion GridCon-nec-tion Isolated System Voltages IsolatedSystem Voltages Non-Isolated System Voltages Non-IsolatedSystem Voltages Number 1 Number 1 Number 2 Number 2 Number n Number n Number 1 Number 1 Number 2 Number 2 Number m Number m PV Voltage Input PV Voltage Input Interface Interface System Power supplies System Power supplies DC/DC Backup Power Supply DC/DC Backup Power Supply Flyback Converter Flyback Converter Isolated DC/DC Power Supply Isolated DC/DC Power Supply Isolated DC/DC Isolated DC/DC Non-Isolated DC/DC Power Supply Non-Isolated DC/DC Power Supply DC/DC VTT DC/DC VTT DC/DC DC/DC Input Power Protection Input Power Protection eFuse eFuse Isolated AC/DC Power Supply Isolated AC/DC Power Supply Isolated AC/DC Isolated AC/DC Main Digital Processing Main Digital Processing MCU MCU Host Wireless Interface Host Wireless Interface WiFi WiFi Wired Interface Wired Interface CAN CAN Ethernet Ethernet RS-485 RS-485 Data Isolation Data Isolation Data Isolation Data Isolation Output User Interface OutputUser Interface LCD Controller LCD Controller LED Driver LED Driver DC/DC Host Logic DC/DC Host Logic Gates and Buffers Gates and Buffers DC/DC Power Digital Processing DC/DC Power Digital Processing MCU MCU RTC RTC DC/DC Wired Interface DC/DC Wired Interface CAN CAN Ethernet Ethernet RS-485 RS-485 DC/DC Analog Front-End DC/DC Analog Front-End Reference Reference ADC ADC DC/DC Self-Diagnostics/ Monitoring DC/DC Self-Diagnostics/Monitoring Tempe-rature Sensor Tempe-ratureSensor DC/DC Output Current and Voltage Sense DC/DC Output Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP DC/DC Power Logic DC/DC Power Logic Gates and Buffers Gates and Buffers DC/DC Converter DC/DC Converter Power FET/IGBT Power FET/IGBT Gate Drivers Gate Drivers DC/DC Input Current and Voltage Sense DC/DC Input Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP DC Relay Power Stage DC Relay Power Stage Relay Relay Relay Driver Relay Driver DC/AC Host Logic DC/AC Host Logic Gates and Buffers Gates and Buffers DC/AC Wired Interface DC/AC Wired Interface CAN CAN Ethernet Ethernet RS-485 RS-485 DC/AC Power Digital Processing DC/AC Power Digital Processing MCU MCU RTC RTC DC/AC Analog Front-End DC/ACAnalog Front-End Reference Reference ADC ADC DC/AC Self-Diagnostics/ Monitoring DC/AC Self-Diagnostics/Monitoring Tempe-rature Sensor Tempe-ratureSensor DC/AC Power Logic DC/AC Power Logic Gates and Buffers Gates and Buffers Bi-Directional DC/AC Inverter Bi-DirectionalDC/AC Inverter Power FET/IGBT Power FET/IGBT Gate Drivers Gate Drivers Bi-Directional DC/AC Inverter Bi-DirectionalDC/AC Inverter Power FET/IGBT Power FET/IGBT Gate Drivers Gate Drivers DC/AC Inverter DC/AC Inverter Power FET/IGBT Power FET/IGBT Gate Drivers Gate Drivers Phase 1 Phase 1 Phase 2 Phase 2 Phase 3 Phase 3 DC/AC Output Current and Voltage Sense DC/AC Output Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP DC/AC Output Current and Voltage Sense DC/AC Output Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP DC/AC Output Current and Voltage Sense DC/AC Output Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP Phase 1 Phase 1 Phase 2 Phase 2 Phase 3 Phase 3 DC Relay Power Stage DC Relay Power Stage DC Relay Power Stage DC Relay Power Stage AC Relay Power Stage AC Relay Power Stage Relay Relay Relay Driver Relay Driver Phase 1 Phase 1 Phase 2 Phase 2 Phase 3 Phase 3 Grid Current and Voltage Sense Grid Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP Grid Current and Voltage Sense Grid Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP Grid Current and Voltage Sense Grid Current and Voltage Sense Current Sensor Current Sensor AMP AMP AMP AMP Phase 1 Phase 1 Phase 2 Phase 2 Phase 3 Phase 3

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