VIPER53-E View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

VIPER53-E

OFF-line primary switch

STMicroelectronics 

1 2 3 4 5 6 7 8 9 10 Next

Operation pictures

VIPer53 - E

Figure 5. Start-up VDD current

IDD

IDD0

VDDhyst

Figure 6. Blanking time

tb

tb1

IDDch2

IDDch1

VDDoff

VDDon

VDD

VDS = 100 V

FSW = 0 kHz

tb2

VCOMPbl

VCOMPhi

Figure 7. Thermal shutdown

Tj

TSD

TSD-THYST

Figure 8. Overvoltage event

VDD

VDDovp

VDD

VDDon

VCOMP

Automatic

startup

VCOMP

Abnormal

operation

VDS

Switching

Not

switching

10/36

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