1

2

A

B

C

D

E

D’

C’

B’

+IN

+OUT

TOP VIEW

3623 ChiP Package

A’

FT

EN

+OUT

-OUT

-OUT

-IN

TR

Pin Configuration

Pin Descriptions

Pin

Number

Signal Name

Type

Function

A1

+IN

INPUT POWER

Positive input power terminal

B1

TR

INPUT

Enables and disables trim functionality. Adjusts output voltage when trim active.

C1

EN

INPUT

Enables and disables power supply

D1

FT

OUTPUT

Fault monitoring

E1

-IN

INPUT POWER

RETURN

Negative input power terminal

A’2, C’2

+OUT

OUTPUT POWER

Positive output power terminal

B’2, D’2

-OUT

OUTPUT POWER

RETURN

Negative output power terminal

Rev 1.2

Page 4 of 25

08/2017

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