2

Pin configuration and description

Figure 2. Pin configuration (top view)

AM13909V1

IN

IN

EN

PG

OUT

OUT

ADJ/S ENS E

GND

OUT

ADJ/S ENS E

GND

IN

EN

PG

Table 1. DFN6 (3 x 3 mm) package pin description

Pin name

Pin number

Description

IN

6

Input voltage

GND

3

Ground

EN

5

Enable pin. The device is in OFF state when this pin is pulled low

ADJ/sense (1)

2

Adjustable pin on ADJ version can be connected to external resistor divider to set the output

voltage.

Output sense pin on the fixed version has to be connected to VOUT

OUT

1

Output voltage

PG

4

Power Good

GND

Exposed pad Exposed pad should be connected to GND

1. The output sense pin of the fixed version has to be connected to the output pin for proper operation.

Table 2. DFN8 (4 x 4 mm) package pin description

Pin name

Pin number

Description

IN (1)

7, 8

Input voltage

GND

4

Ground

EN

6

Enable pin. The device is in OFF state when this pin is pulled low

ADJ/sense (2)

3

Adjustable pin on ADJ version can be connected to external resistor divider to set the output

voltage.

Output sense pin on the fixed version has to be connected to VOUT

OUT (3)

1, 2

Output voltage

PG

5

Power Good

GND

Exposed pad Exposed pad should be connected to GND

1. Both of input pins have to be connected together on the board.

2. The output sense pin of the fixed version has to be connected to the OUT pin for proper operation.

3. Both of output pins have to be connected together on the board.

LD39200

Pin configuration and description

DS10079 - Rev 3

page 3/29