MIC3975

Micrel

MIC3975

2

February 2005

Pin Configuration

1

EN

IN

FLG

OUT

8 GND

GND

GND

GND

7

6

5

2

3

4

MIC3975-x.x

Fixed

MSOP-8 (MM)

1

EN

IN

ADJ

OUT

8 GND

GND

GND

GND

7

6

5

2

3

4

Adjustable

Pin Description

Pin No.

Pin No.

Pin Name

Pin Function

Fixed

Adjustable

1

1

EN

Enable (Input): CMOS-compatible control input. Logic high = enable, logic

low or open = shutdown.

2

2

IN

Supply (Input)

3

FLG

Flag (Output): Open-collector error flag output. Active low = output under-

voltage.

3

ADJ

Adjustment Input: Feedback input. Connect to resistive voltage-divider net-

work.

4

4

OUT

Regulator Output

5–8

5–8

GND

Ground