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Rv5vh1, Rv5vh2, Block diagram – Ricoh RV5VH User Manual

Page 6: Dc/dc converter controller (boost / inverting)

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2

BLOCK DIAGRAM

+

+

CSW

V

SEN

V

OUT1

L

X1

D

OUT

FB

EXT2

GND

Vref

Error Amp.1

Error Amp.2

1

2

3

4

8

7

6

5

VFM2

V

LX

lim.

VFM1

OSC

p_shift

+

DC/DC CONVERTER CONTROLLER

(BOOST / INVERTING)

RV5VH1

××

/ RV5VH2

××

+

+

CSW

V

SEN

V

OUT1

EXT1

D

OUT

FB

EXT2

GND

Vref

Error Amp.1

Error Amp.2

1

2

3

4

8

7

6

5

VFM2

VFM1

OSC

p_shift

+