RT9758 datasheet(31/61 Pages) RICHTEK

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RT9758

is a registered trademark of Richtek Technology Corporation.

DS9758-03

May 2023

www.richtek.com

Bit

Bit Name

Default

WDT

RST

REG

RST

Type

Description

7:6

PHASE_A_

ANGLE

Select phase A angle in DIV2 or reverse DIV2

mode.

It is strongly prohibited during operation. shall

be determined before CHG_EN set 1.

If the RT9758 operate in single application,

recommend this bit set to 00.

If the RT9758 operate in parallel application,

recommend this bit set to 00 in Master mode.

If the RT9758 operate in parallel application,

recommend this bit set to 01 in Slave mode.

00 : 0 degrees (default)

01 : 90 degrees

10 : 180 degrees

11 : 270 degrees

5:4

PHASE_B_

ANGLE

Select phase B angle in DIV2 or reverse DIV2

mode.

It is strongly prohibited during operation. shall

be determined before CHG_EN set 1.

If the RT9758 operate in single application,

recommend this bit set to 10.

If the RT9758 operate in parallel application,

recommend this bit set to 10 in Master mode.

If the RT9758 operate in parallel application,

recommend this bit set to 11 in Slave mode.

00 : 0 degrees

01 : 90 degrees

10 : 180 degrees (default)

11 : 270 degrees

AT_

FUNCTION_

Enable or disable auto transition function that

make converter mode change between

bypass mode and DIV2 mode automatically.

0 : Disable (default)

1 : Enable

2:0

AT_

FUNCTION

100

Auto transition function threshold.

000 : 9V

001 : 9.5V

010 : 10V

011 : 10.5V

100 : 11V (default)

101 : 11.5V

110 : 12V

111 : 12V

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