NCP3420 Просмотр технического описания (PDF) - ON Semiconductor

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NCP3420

MOSFET Driver with Dual Outputs for Synchronous Buck Converters

ON Semiconductor 

OD

DRVH

or

DRVL

NCP3420

VOD_LO

tpdlOD

90%

VOD_HI

tpdhOD

10%

Figure 2. Output Disable Timing Diagram

IN

DRVL

DRVH−SW

SW

VPWM_HI

tpdlDRVL

tfDRVL

90%

2V

10%

tpdhDRVH

trDRVH

90%

10%

VPWM_LO

90%

tpdlDRVH

tfDRVH

90%

10%

trDRVL

2V 10%

tpdhDRVL

Figure 3. Nonoverlap Timing Diagram

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