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VCTA25201B-R33MS6 Datasheet(PDF) 44 Page - Richtek Technology Corporation

Part # VCTA25201B-R33MS6
Description  2.1MHz, 20A Multi-Phase Step-Down Converter with I2C Interface
PDF  50 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

VCTA25201B-R33MS6 Datasheet(HTML) 44 Page - Richtek Technology Corporation

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RTQ2134-QA
Copyright © 2022 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
DSQ2134-QA-02
May
2022
44
Register
Address
0x6F
Register
Name
BUCK2_SLEWCTRL
Bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
0
0
0
0
0
0
0
0
Read/Write
R
R
RW
RW
R
R
R
R
Bits
Name
Description
Bit 7 to Bit 6
Bit 3 to Bit 0
Reserved
Reserved bits
Bit 5 to Bit 4
BUCK2_SS_SLEW
Set the soft-start slew rate when Buck2 is turned on by software or
external enable pin.
00 = 10mV/
s
10 = 2.5mV/
s
01 = 5mV/
s
11 = 1.25mV/
s
Register
Address
0x75
Register
Name
BUCK3_RAMP
Bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
0
1
0
0
0
1
0
0
Read/Write
R
RW
R
R
R
RW
R
R
Bits
Name
Description
Bit 7
Bit 5 to Bit 3
Bit 1 to Bit 0
Reserved
Reserved bits
Bit 6
BUCK3_DVS_UP
The operation mode when Buck3 ramps up.
0 : Auto Mode
1 : FCCM
Bit 2
BUCK3_DVS_DOWN
The operation mode when Buck3 ramps down.
0 : Decay Mode
1 : FCCM
Register
Address
0x79
Register
Name
BUCK3_CFG0
Bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
0
0
0
0
0
0
0
1
Read/Write
R
R
R
R
R
R
R
RW
Bits
Name
Description
Bit 7 to Bit 1
Reserved
Reserved bits
Bit 0
BUCK3_DIS
The output discharge resistor operation when Buck3 is turned off by
software or external enable pin.
0 : Disable output discharge resistor.
1 : Enable output discharge resistor.



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