RT5035B datasheet(37/44 Pages) RICHTEK

37 / 44 page

RT5035A/B

is a registered trademark of Richtek Technology Corporation.

DS5035A/B-02

February

2017

www.richtek.com

Output Voltage List

VOUT1

4bit

VOUT2

4bit

VOUT3

4bit

VOUT4

4bit

VOUT5

3bit

VOUT6

4bit

VOUT8

3bit

VOUT10

3bit

5.3

3.65

1.3

2.14

5.2

1.52

5.2

3.6

1.28

2.1

1.8

2.9

5.1

1.5

5.1

3.55

1.26

2.06

1.5

2.8

* 5

1.37

3.5

1.24

2.04

1.35

* 2.7

3.5

1.35

4.9

3.45

1.22

1.26

2.6

3.4

1.25

4.8

3.4

1.2

1.96

1.23

2.5

3.3

1.22

4.7

3.35

1.18

1.92

*1.2

2.4

1.2

4.6

3.3

1.16

1.88

REF (0.8)

2.3

1.5

REF (0.8)

4.5

* 3.25

1.14

1.84

2.2

4.4

3.2

1.12

* 1.8

4.3

3.15

1.1

1.76

1.9

4.2

3.1

1.06

1.54

1.8

3.05

1.04

1.5

1.7

3.9

1.02

1.46

1.5

3.8

2.95

1.39

1.4

* 3.6

2.9

REF (0.8)

1.35

1.2

* : Default value

VOUT3/4/10 Default Voltage is selected by the SEQ pin and latched at the moment when RESET goes high.

SEQ ID

The SEQ pin pull down resistance RSEQ defines Power

on/off Sequence and Default Voltage.

SEQ ID

RSEQ Range

)

Typical

RSEQ(k)

Power on

Procedure

SEQ #0

Connect to Power

(>0.2V, <AVDD) before EN

goes high

Reserved

SEQ #1

80> RSEQ >20

Refer Table.

SEQ1

SEQ #2

20> RSEQ >5

Refer Table.

SEQ2

SEQ #3

5> RSEQ >1.25

2.5

Refer Table.

SEQ3

SEQ #4

1.25> RSEQ or

connect to GND

(<0.2V)

0.625 or

short to GND

Refer Table.

SEQ4

SEQ #5

RSEQ >80 or

floating (HZ)

120 or HZ

Refer Table.

SEQ5

SEQ1

Item

Code

Value

VOUT3

1101

1.02V

VOUT4

1001

1.8V

VOUT10

111

REF

ENDLY3

0111

14ms

ENDLY2

1011

22ms

A10

ENDLY10

1001

18ms

A10

ENDLY4

1001

18ms

A11

SHDLY3

1010

20ms

A11

SHDLY2

0000

0ms

A12

SHDLY10

0000

0ms

A12

SHDLY4

0000

0ms

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