3-Phase Multi-Level Inverter using MOSFET

This reference design provides design guide, data and other contents of the 3-Phase Multi-Level Inverter with 5 level output. It uses 150 V MOSFETs to drive AC 200 V Motor.

PCB Photo (example)
TCR3UF18A TCR3UF33B TC75W57FK TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5 TLP152 TPH9R00CQ5

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Features

  • Drives AC 200 V Motor using 150 V MOSFETs
  • Outline size : 240 mm x 150 mm
  • Uses optimum power MOSFETs and photocoupler

Description

Input voltage DC 400 V
Output voltage 3-phase AC 200～240 V, 10 A
Output current 10 A
Circuit topology NPC 5 Level

Design Documents

Design Documents contain the documents below.

Design Data

Design Data contains the contents listed below.

*1:Actual PCB was designed on CR5000BD. The other files were made from CR5000BD file.

*2:The data was generated on CR5000BD.

Used Toshiba Items

Part Number Device Category Portion Usage Description
Power MOSFET (N-ch single 60V<VDSS≤150V) Inverter Switch・24 N-ch MOSFET, 150 V, 0.009 Ω@10V, Qrr=34nC@100A/μs, SOP Advance / SOP Advance(N), U-MOSⅩ-H
Photocoupler (photo-IC output) MOSFET driver・24 Photocoupler (photo-IC output), IGBT driver, IOP=+/-2.5 A, 3750 Vrms, 5pin SO6
Low Dropout (LDO) Linear Voltage Regulator CPLD power supply・1 300 mA Fixed Output LDO Regulator, 3.3 V, SOT-25(SMV)
Low Dropout (LDO) Linear Voltage Regulator CPLD power supply・1 300 mA Fixed Output LDO Regulator, 1.8 V, SOT-25(SMV)
Comparator (CMOS) Overcurrent detection・3 Dual Comparator (CMOS), 7 V, +/-3.5 V, SOT-765(US8)

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