2

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FPF2174 Rev.B1

Functional Block Diagram

Pin Configuration

Pin Description

Pin

Name

Function

1

Supply Input: Input to the power switch and the supply voltage for the IC

2

NC

No Connect

3, 7

Switch Output: Output of the power switch

4

GND

Ground

5

FLAGB

Fault Output: Active LO, open drain output which indicates an over current supply,

under voltage or over temperature state.

6

ON

ON Control Input

8

PAD1

IC substrate. Can be connected to GND. Do not connect to other pins.

UVLO

THERMAL

SHUTDOWN

CURRENT

LIMIT

CONTROL

LOGIC

ON

FLAGB

GND

3x3 MLP BOTTOM VIEW

1

2

4

5

3

6

7

8