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NJU7678MLK

Internal 60V, 3A MOSFET Step-Up / Flyback Switching Regulator IC

Japan Radio Corporation  

TYPICAL APPLICATIONS

< Step-up Circuit >

L

V+

CIN

SBD

COUT

C

CNF

RNF

V+

DRAIN

SOURCE

FB

NJU7678

IN-

GND

RT

SCP DTC

RT

CSCP

RDTC

CDTC

NJU7678

V

R2

R1

< Fly Back Circuit >

V+

T

CIN

V+

DRAIN

C

SOURCE

FB

CNF

NJU7678

RNF

IN-

GND

RT

SCP DTC

RT

CSCP

RDTC

CDTC

SBD

COUT

VOUT

R2

R1

Ver.2010-10-26

-5-

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