RT5035A/B
I2C Register File
Address Register
Name Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Meaning
Default
VOUT1
VOUT2
1
1
1
1
1
0
0
0
A1
0X01
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
Condition
B
B
B
B
B
B
B
B
Setting of CH1 Output Voltage (Range : 5.3V to 3.6V, Default = 3.6V)
Code
0000
0001
0010
0011
Voltage
5.3V
5.2V
5.1V
5V
Code
0100
0101
0110
0111
Voltage
4.9V
Code
1000
1001
1010
1011
Voltage
4.5V
Code
1100
1101
1110
1111
Voltage
4V
VOUT1
4.8V
4.4V
3.9V
3.8V
3.6V
4.7V
4.3V
4.6V
4.2V
Setting of CH2 Output Voltage (Range : 3.65V to 2.9V, Default = 3.25V)
Code
0000
0001
0010
Voltage
3.65V
3.6V
Code
0100
0101
0110
Voltage
3.45V
3.4V
Code
1000
1001
1010
Voltage
3.25V
3.2V
Code
1100
1101
1110
Voltage
3.05V
3V
VOUT2
3.55V
3.35V
3.15V
2.95V
0011
3.5V
0111
3.3V
1011
3.1V
1111
2.9V
Note : If CH1 operate in PFM mode (the bit A14.PWM1 = 0), VOUT1 = 3.6V only
Address Register
Name Address
Bit7
Bit6
VOUT3
Decided by SEQ
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Meaning
Default
VOUT4
Decided by SEQ
A2
0X02
Read/Write
R/W
B
R/W
B
R/W
B
R/W
B
R/W
B
R/W
B
R/W
B
R/W
B
Reset
Condition
Setting of CH3 Output Voltage (Range : 1.3V to 1V, Default is setting by SEQ)
Code
0000
0001
0010
0011
Voltage
1.3V
Code
0100
0101
0110
0111
Voltage
1.22V
1.2V
Code
1000
1001
1010
1011
Voltage
1.14V
1.12V
1.1V
Code
1100
1101
1110
1111
Voltage
1.04V
1.02V
1V
VOUT3
1.28V
1.26V
1.24V
1.18V
1.16V
1.06V
REF
Setting of CH4 Output Voltage (Range : 2.14V to 1.35V, Default is setting by
SEQ)
Code
0000
0001
0010
0011
Voltage
2.14V
2.1V
Code
0100
0101
0110
0111
Voltage
2V
Code
1000
1001
1010
1011
Voltage
1.84V
1.8V
Code
1100
1101
1110
1111
Voltage
1.5 V
VOUT4
1.96V
1.92V
1.88V
1.46V
1.39V
1.35V
2.06V
2.04V
1.76V
1.54V
Copyright © 2020 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5035A/B-03 February 2020
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27
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