MIC5239

Micrel

MIC5239

2

January 2002

Pin Description

Pin Number

Pin Number

Pin Name

Pin Function

MSOP-8/SOIC-8

SOT-223

2 (Fixed)

-

FLG

Error FLAG (Output): Open-collector output is active low when the output is

out of regulation due to insufficient input voltage or excessive load. An

external pull-up resistor is required.

2 (Adj)

-

ADJ

Adjustable Feedback Input. Connect to voltage divider network.

3

1

IN

Power supply input.

4

3

OUT

Regulated Output

1

-

EN

Enable (Input): Logic low = shutdown; logic high = enabled.

5–8

2

GND

Ground: Pins 5, 6, 7, and 8 are internally connected in common via the

leadframe.

Pin Configuration

EN

FLG

IN

OUT

GND

GND

GND

GND

1

2

3

4

8

7

6

5

SOIC-8 (M)

MSOP-8 (MM)

(Fixed)

Ordering Information

Part Number *

Voltage

Junction Temp. Range

Package

MIC5239-3.0BMM

3.0V

–40

°C to +125°C

8-lead MSOP

MIC5239-3.0BS

3.0V

–40

°C to +125°C

SOT-223

MIC5239-3.0BM

3.0V

–40

°C to +125°C

8-lead SOIC

MIC5239BMM

ADJ

–40

°C to +125°C

8-lead MSOP

MIC5239BM

ADJ

–40

°C to +125°C

8-lead SOIC

EN

ADJ

IN

OUT

GND

GND

GND

GND

1

2

3

4

8

7

6

5

SOIC-8 (M)

MSOP-8 (MM)

(Adj.)

IN

OUT

GND

13

2

TAB

GND

SOT-223 (S)