TD350IDT データシートの表示（PDF） - STMicroelectronics

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TD350IDT

Advanced IGBT/MOSFET driver

STMicroelectronics 

TD350

8

Application diagrams

Application diagrams

Figure 14. Single supply IGBT drive with active Miller clamp and 2-level turn-off

VH

IN

UVLO

DESAT

5.1V

Desat

16V

Vref

VREF

Vref

VH

FAULT

OUTH

NC

OUTL

Vref

COFF

Off

delay

NC

VL

CLAMP

VH

LVOFF

Off Level

GND

TD350

Figure 15. Large IGBT drive with negative gate drive and desaturation detection

Pulse Transformer

VH

Vref

Vref

IN

VREF

FAULT

Vref

VH

NC

COFF

NC

LVOFF

UVLO

DESAT

Desat

Vref

VH

OUTH

OUTL

Off

delay

VL

CLAMP

Off Level

GND

TD350

16V

-10V

Figure 16. Use of DESAT input for direct overcurrent detection

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6REF

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6REF

$ESAT

6

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/54,

6REF

#/&&

/FF

DELAY

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6,

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6REF

Doc ID 9525 Rev 6

13/17

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