Inverter:Denso (Toyota bZ4X (2022), BluE Nexus eAxle) PCB Circuit Analysis Report

Cited from : https://toyota.jp
bZ4X (from WEB Information)
	bZ4X Front Inverter	Inverter control and gate drive board

Overview

• Toyota’s first EV in the bZ series, developed jointly with Subaru, is an SUV type.

   It was launched in May 2022.

• The range is 559 km for FWD (540 km for 4WD).

   Vehicle prices are 6 million yen (FWD) and 6.5 million yen (4WD).

• The eAxel system is developed by BluE Nexus, Aisin, and Denso.
• This report covers the teardown of the eAxel system, including its mechanical components and the inverter unit.
• This report is circuit analysis that inverter control and gate drive.

Product Features

• Target vehicle: (YEAM15) four-wheel drive
• eAxel: Manufactured by BluE Nexus; Reducer: Aisin; Inverter: Denso
• Inverter specifications: 150 kW (Front: 80 kW, Rear: 80 kW)
• Equipped with dual-side cooled IGBT power cards (Denso-made)
• Battery capacity: 71.4 kWh / 201 Ah (Li-ion battery)

Report Contents

• Inverter part disassembly (photos of the disassembly process)
• Component List for inverter control and gate drive
• Block Diagram and Circuit Diagram for inverter control and gate drive

Delivered one week after order placement. Please contact us for report pricing.