Mega-solar Inverters

Mega-solar Inverters

Such as high efficiency and miniaturization are important in designing mega-solar inverter. Toshiba provides information on a wide range of semiconductor products suitable for inverter circuit unit, gate driving circuit unit, signal transmission unit, etc., along with circuit configuration examples.

Overall block diagram

Click the area you want to check the details in the overall block diagram. Show links to our proposed sub-block diagram.

Junction Box ∙ Collector Box Junction Box Collector Box Inverter Circuit Inverter Circuit Remote Monitoring System Remote Monitoring System Solar Panel Solar Panel MCU MCU MCU, Coupler, etc. MCU, Coupler, etc. Isolation Isolation 1000 V DC 1500 V DC 1000 V DC1500 V DC Transformer Transformer Grid Grid 550 V AC 550 V AC AC-DC AC-DC AC AC Line Filter Line Filter Grid Array GridArray Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Isolation Amp Isolation Amp Semiconductor Relay Semiconductor Relay Gate Driver Gate Driver Gate Driver Gate Driver SiC MOSFET Module SiC MOSFET Module Gate Driver Gate Driver Gate Driver Gate Driver SiC MOSFET Module SiC MOSFET Module Gate Driver Gate Driver Gate Driver Gate Driver SiC MOSFET Module SiC MOSFET Module Inverter gate drive circuit Monitor peripheral circuit Microcomputer peripheral circuit Inverter circuit
Inverter circuit

Example of three-phase full-bridge DC-AC converter

Monitor peripheral circuit

Example of monitoring signal transmission circuit

Microcomputer peripheral circuit

Example of microcomputer peripheral signal transmission circuit

Inverter gate drive circuit

Example of gate-driving circuit for SiC MOSFET module

Sub block diagram

Inverter circuit
Inverter circuit

Example of three-phase full-bridge DC-AC converter

Example of three-phase full-bridge DC-AC converter
IC output photocoupler for IGBT/MOSFET driving
Part Number
Toshiba Package Name SO6L SO6L SO6L
BVS (Min) [Vrms] @ t = 60 [s] 5000 5000 5000
VCC / VDD (Min) [V] 10 10 10
VCC / VDD (Max) [V] 30 30 30
ICC / IDD (Max) [mA] 3 3 3
Output Interface totem-pole(BUF) totem-pole(BUF) totem-pole(BUF)
SiC MOSFET module
Part Number
Toshiba Package Name 2-153A1A 2-153A1A
VDSS (Max) [V] 1700 2200
ID (Max) [A] 400 250
VDS(on)sense (Typ.) [V] @ ID (Max), VGS = 20 [V] 0.8 0.7
Circuit Configuration 2in1 2in1
Isolation amplifier
Part Number
Toshiba Package Name SO8L(LF4)
Output Interface Analog output
BVS (Min) [Vrms] @ t = 60 [s] 5000
VDD1 (Max) [V] 5.5
VDD2 (Max) [V] 5.5
IDD1 (Max) [mA] @ VIN+ = 0 [V] 12
IDD2 (Max) [mA] @ VIN+ = 0 [V] 10
Semi-power MOSFET
Part Number
Toshiba Package Name TSOP6F
VDSS P-ch (Max) [V] -20
VDSS N-ch (Max) [V] 30
ID P-ch (Max) [A] -4
ID N-ch (Max) [A] 4
RDS(ON) P-ch (Max) [Ω] @ |VGS| = 4.5 [V] 0.056
RDS(ON) N-ch (Max) [Ω] @ |VGS| = 4.5 [V] 0.0391
Monitor peripheral circuit
Monitor peripheral circuit

Example of monitoring signal transmission circuit

Example of monitoring signal transmission circuit
IC output photocoupler for high speed transmission
Part Number
Toshiba Package Name SO6L
BVS (Min) [Vrms] @ t = 60 [s] 5000
VCC / VDD (Min) [V]  
VCC / VDD (Max) [V]  
ICC / IDD (Max) [mA]  
Output Interface open-drain
Microcomputer peripheral circuit
Microcomputer peripheral circuit

Example of microcomputer peripheral signal transmission circuit

Example of microcomputer peripheral signal transmission circuit
Inverter gate drive circuit
Inverter gate drive circuit

Example of gate-driving circuit for SiC MOSFET module

Example of gate-driving circuit for SiC MOSFET module
Semi-power MOSFET
Part Number
Toshiba Package Name TSOP6F
VDSS P-ch (Max) [V] -20
VDSS N-ch (Max) [V] 30
ID P-ch (Max) [A] -4
ID N-ch (Max) [A] 4
RDS(ON) P-ch (Max) [Ω] @ |VGS| = 4.5 [V] 0.056
RDS(ON) N-ch (Max) [Ω] @ |VGS| = 4.5 [V] 0.0391
SiC MOSFET module
Part Number
Toshiba Package Name 2-153A1A 2-153A1A
VDSS (Max) [V] 1700 2200
ID (Max) [A] 400 250
VDS(on)sense (Typ.) [V] @ ID (Max), VGS = 20 [V] 0.8 0.7
Circuit Configuration 2in1 2in1
IC output photocoupler for IGBT/MOSFET driving
Part Number
Toshiba Package Name SO6L SO6L SO6L
BVS (Min) [Vrms] @ t = 60 [s] 5000 5000 5000
VCC / VDD (Min) [V] 10 10 10
VCC / VDD (Max) [V] 30 30 30
ICC / IDD (Max) [mA] 3 3 3
Output Interface totem-pole(BUF) totem-pole(BUF) totem-pole(BUF)

Solution Proposal

These documents explain the key points of recommended semiconductor products and their features. Please use them for product selection.

Reference Design

This is a picture of Isolated Gate Drive Circuit for 3-Phase Inverter.
Isolated Gate Drive Circuit for 3-Phase Inverter
In recent years, 3-phase inverters in industrial equipment have become important to achieving a low-carbon society. This is the gate drive circuit with various protection functions which can safely drive the power module used for the 3-phase inverter.
Design tips on each portion of the circuit, method of operation, and design information such as circuit diagrams and PCB patterns are available, please use them for your design.

Documents

Design & Development

Switched Mode Power Supply Library

you can select and download various basic topologies of a power supply unit based on your actual requirements in order to verify the behavior of MOSFETs with your simulation environment.

Motor Control and Driver Circuit Library

you can select and download various basic topologies of motor driver such as three-phase inverter circuit based on your actual requirements in order to verify the behavior of MOSFETs and another devices for your simulation environment.

Online Circuit Simulator

This service allows users to easily perform pre-verification of MOSFETs without the need to build a simulation environment.

EDA/CAD Model Library

We provide simulation data, 3D models of packages, and land pattern models (2D models) used when developing product boards.

MCU Motor Studio

MCU Motor Studio features a PC Tool and motor control firmware dedicated to the TXZ+TM Family Advanced Class microcontrollers from Toshiba.

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Frequently Asked Questions

FAQs
  • Arm and Cortex are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
  • TXZ+TM is a trademark of Toshiba Electronic Devices & Storage Corporation.
  • All other company names, product names, and service names may be trademarks of their respective companies.
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