LP3971 datasheet(32/57 Pages) TI1

32 / 57 page

LP3971

SNVS432U – JANUARY 2006 – REVISED OCTOBER 2008

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Bit

Access

Name

Description

4:0

R/W

B2RS

DVM Ramp Speed

Ramp Rate

Data Code

(mV/µs)

4h'0

Instant

4h'1

4h'2

4h'3

4h'4

4h'5

4h'6

4h'7

4h'8

4h'9

4h'A

BUCK 3 TARGET VOLTAGE 1 REGISTER (B3TV1) 8H'32

Bit

Designation

Reserved

Buck 3 Output Voltage (B3OV)**

Reset Value

1**

0**

1**

0**

BUCK 3 TARGET VOLTAGE 1 REGISTER (B3TV1) 8H'32 DEFINITIONS

Bit

Access

Name

Description

7:5

—

Reserved

4:0

R/W

B3OV

Output Voltage

Data Code

(V)

Data Code

(V)

5h'01

0.80

5h'0D

1.40

5h'02

0.85

5h'0E

1.45

5h'03

0.90

5h'0F

1.50

5h'04

0.95

5h'11

1.60

5h'05

1.00

5h'12

1.65

5h'06

1.05

5h'13

1.70

5h'07

1.10

5h'14

1.80

5h'08

1.15

5h'15

1.90

5h'09

1.20

5h'16

2.50

5h'0A

1.25

5h'17

2.80

5h'0B

1.30

5h'18

3.00

5h'0C

1.35

5h'19

3.30

BUCK 3 TARGET VOLTAGE 2 REGISTER (B3TV2) 8H'33

Bit

Designation

Reserved

Buck 2 Output Voltage (B2OV)**

Reset Value

1**

0**

1**

0**

BUCK 3 TARGET VOLTAGE 2 REGISTER (B3TV2) 8H'33 DEFINITIONS

Bit

Access

Name

Description

7:5

—

Reserved

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LP3971 Datasheet(PDF) 32 Page - Texas Instruments

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