Inverter:Denso (LEXUS RZ450e, BluE Nexus eAxle) SiC Drive PCB Circuit Analysis Report

TOYOTA LEXUS RZ450e Cite from：https://lexus.jp/models/rz/features/price_grade/	Inverter Unit Overview	SiC Driver PCB

Overview

 LEXUS has added a fully electric battery EV (BEV) model to its product lineup. SiC MOSFET (DENSO) is used in the inverter module for model RZ450e.This is the first inverter using SiC MOSFET in Toyota vehicles. This is detail circuit analysis report of SiC drive circuit.

Product features

• Toyota LEXUS RZ450e (ZAA-XEBM15-AWDLS) AWD
• Blue Nexus Rear eAxle unit (80 kW)
• AC synchronous motor (maximum output: 80 kW, maximum torque: 169 Nm)
• Power Module Double-sided Cooling Module (DENSO SiC-MOSFET)
• Lithium-ion battery capacity: 71.4 kWh 355 V

Report contents

Two reports were released (Entire PCB analysis report and Partial area analysis report)
Please see next page for more information.

Report price

Delivery one week after order placement
Please contact us for report pricing

(1) Report 1 (73 pages)

Entire PCB circuit analysis report (Three phases + Common circuit)

• Product teardown process
• Components size and wight measurement
• Component list (including datasheet, if we found)
• PCB each layer patterns
• Component level detail schematic
• Function block diagram
• Layout pattern and schematic cross reference viewer software is delivered

(2) Report 2 (49 pages)

Partial area circuit analysis (red frame area)  (One phase + Common circuit excluding inverter control circuit)

• Product teardown process
• Components size and wight measurement
• Component list (including datasheet, if we found)
• PCB each layer patterns
• Component level detail schematic (One phase + Common circuit) Note 1
• Function block diagram (One phase + Common circuit) Note 1
• Layout pattern and schematic cross reference viewer software is delivered

Note 1: Non analysis phases are described as block boxes