SW

VBST

VFB

GND

2

3

1

EN

6

8

7

VIN

4

5

SS

PG

TPS562210, TPS563210

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SLVSCM6A – FEBRUARY 2015 – REVISED AUGUST 2015

6 Pin Configuration and Functions

DDF Package

8 Pin

Top View

Pin Functions

PIN

DESCRIPTION

NAME

NO.

Ground pin Source terminal of low-side power NFET as well as the ground terminal for controller circuit. Connect

GND

1

sensitive VFB to this GND at a single point.

SW

2

Switch node connection between high-side NFET and low-side NFET.

VIN

3

Input voltage supply pin. The drain terminal of high-side power NFET.

PG

4

Power good open drain output

SS

5

Soft-start control. An external capacitor should be connected to GND.

VFB

6

Converter feedback input. Connect to output voltage with feedback resistor divider.

EN

7

Enable input control. Active high and must be pulled up to enable the device.

VBST

8

Supply input for the high-side NFET gate drive circuit. Connect 0.1 µF capacitor between VBST and SW pins.

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