VIPER53SP-E datasheet(9/36 Pages) STMICROELECTRONICS

Part #	VIPER53SP-E

Description	OFF-line primary switch

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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9 / 36 page

VIPer53 - E

Operation pictures

9/36

4

Operation pictures

Figure 3.

Rise and fall time

Figure 4.

Overloaded event

ID

VDS

90%

10%

tfv

trv

t

300V

CL

D

C<<C

OSS

15V

VDD

OSC

DRAIN

SOURCE

COMP

TOVL

Normal

operation

VTOVL

VCOMP

VDD

VDDon

VDDoff

VDS

Switching

Not

switching

Abnormal

operation

VOVLth

tOVL

VDIFFovl

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VIPER53SP-E Datasheet(PDF) 9 Page - STMicroelectronics

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