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VCTA25201B-R33MS6 Datasheet(PDF) 38 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) 38 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
38
Register
Address
0x48
Register
Name
BUCK1_DVS0CFG1
Bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
1
0
0
0
1
1
0
0
Read/Write
RW
RW
RW
RW
RW
RW
RW
RW
Bits
Name
Description
Bit 7 to Bit 0
BUCK1_DVS0
Buck1 DVS0 output voltage setting
SEL[7:0] = 11111111 : VOUT = 1.85V
…
SEL[7:0] = 11001000 : VOUT = 1.3V
…
SEL[7:0] = 0000000 : 0.3V
For 0.3V to 1.3V, VOUT = 0.3V + SEL[7:0](decimal) x 5mV
For 1.3V to 1.85V, VOUT = 1.3V + {SEL[7:0](decimal) - 200} x 10mV
Register
Address
0x49
Register
Name
BUCK1_DVS0CFG0
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
R
R
R
R
RW
Bits
Name
Description
Bit 7 to Bit 6
Bit 4 to Bit 1
Reserved
Reserved bits
Bit 5
BUCK1_DVS0MODE
Buck1 DVS0 operation mode setting
0 : Auto Mode
1 : FCCM
Note : Please enable all the set outputs before setting into the FCCM.
Bit 0
BUCK1_ENDVS0
Enable or disable Buck1 DVS0
0 : Disable
1 : Enable
Register
Address
0x4A
Register
Name
BUCK1_DVS1CFG1
Bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
1
0
0
0
1
1
0
0
Read/Write
RW
RW
RW
RW
RW
RW
RW
RW
Bits
Name
Description
Bit 7 to Bit 0
BUCK1_DVS1
Buck1 DVS1 output voltage setting
SEL[7:0] = 11111111 : VOUT = 1.85V
…
SEL[7:0] = 11001000 : VOUT = 1.3V
…
SEL[7:0] = 0000000 : 0.3V
For 0.3V to 1.3V, VOUT = 0.3V + SEL[7:0](decimal) x 5mV
For 1.3V to 1.85V, VOUT = 1.3V + {SEL[7:0](decimal) - 200} x 10mV



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