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PIN CONFIGURATIONS

1

2

3

4

8

7

6

5

GND

EN

IN

IN

FB/NC

OUT

OUT

RESET/PG

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

GND/HSINK

GND/HSINK

NC

NC

FB/NC

OUT

OUT

GND/HSINK

GND/HSINK

GND/HSINK

GND/HSINK

GND

NC

EN

IN

IN

NC

GND/HSINK

GND/HSINK

RESET/PG

TPS775xx, TPS776xx

SLVS232I – SEPTEMBER 1999 – REVISED AUGUST 2007

TSSOP-20

SOIC-8

PWP

D

(TOP VIEW)

(TOP VIEW)

Table 1. PIN DESCRIPTIONS

TPS775xx, TPS776xx

TSSOP-20

SOIC-8 (D)

(PWP)

NAME

PIN NO.

PIN NO.

DESCRIPTION

EN

2

5

Negative polarity enable (EN) input

Adjustable voltage version only; feedback voltage for setting output voltage of the device.

FB

7

15

Not internally connected on adjustable versions.

1, 2, 3, 9, 10,

GND

1

11, 12, 19,

Ground

20

IN

3, 4

6, 7

Input voltage

OUT

5, 6

13, 14

Regulated output voltage

RESET

8

16

TPS775xx devices only; open-drain RESET output.

PG

8

16

TPS776xx devices only; open-drain power-good (PG) output.

NC

—

4, 8, 17, 18

No internal connection

PAD/TAB

—

—

Should be soldered to ground plane and used for heat sinking.

5

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