MIC5190

Micrel

Pin Description

Pin Number

Pin Name

Pin Function

1

VIN

Input voltage (Current Sense +).

2

FB

Feedback input to error amplifier.

3

SGND

Signal ground.

4

VCC1

Supply to the internal voltage regulator.

5

COMP

Error amplifier output for external compensation.

6

EN

Enable (Input): CMOS-compatible.

Logic high = Enable, Logic low = Shutdown. Do not float pin.

7

VCC2

Power to output driver.

8

OUT

Output drive to gate of power MOSFET.

9

PGND

Power ground.

10

IS

Current sense.

Pin Configuration

COMP

EN

5

1

VIN

FB

SGND

VCC1

10 IS

PGND

OUT

VCC2

9

8

7

2

3

4

6

MLF™-10 (ML)

Ordering Information

COMP

EN

6

5

1

VIN

FB

SGND

VCC1

10 IS

PGND

OUT

VCC2

9

8

7

2

3

4

MSOP-10 (MM)

FB

Output

Output

Standard

Pb-Free

Voltage Current Voltage

MIC5190BML MIC5190YML

0.5V

ADJ

ADJ

–40°C to +125°C

10-pin MLF™

MIC5190BMM MIC5190YMM

0.5V

ADJ

ADJ

–40°C to +125°C

MSOP-10

Part Number

Package

Junction Temp. Range

December 2005

2

M9999-120105