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PIN CONFIGURATION

1

3

2

5

4

SOT-25

(TOP VIEW)

USP-6C

(BOTTOM VIEW)

3

4

2

1

5

6

GND

Lx

FB

EN/SS

EN/SS

PG

FB

GND

Lx

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PIN ASSIGNMENT

PIN NUMBER

PIN NAME

FUNCTION

SOT-25

USP-6C

1

6

Power Input

3

5

EN/SS

Enable Soft-start

-

4

PG

Power good Output

4

3

FB

Output Voltage Sense

2

2

GND

Ground

5

1

Lx

Switching Output

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FUNCTION CHART

PIN NAME

SIGNAL

STATUS

EN/SS

L

Stand-by

H

Active

OPEN

* The dissipation pad for the USP-6C package should be solder-plated in recommended mount pattern and metal masking so

as to enhance mounting strength and heat release. If the pad needs to be connected to other pins, it should be connected

to the GND (No. 2) pin.