MIC2288

Micrel

M9999-021904

2

February 2004

Pin Description

Pin Number

Pin Number

TSOT-23-5

2

×××××2 MLF™-8

Pin Name

Pin Function

1

7

SW

Switch Node (Input): Internal power Bipolar collector.

2

GND

Ground (Return): Ground.

3

6

FB

Feedback (Input): 1.24V output voltage sense node.

V

1

R1

R2

+









4

3

EN

Enable (Input): Logic high enables regulator. Logic low shuts down regulator.

5

2

VIN

Supply (Input): 2.5V to 10V input voltage.

1

OVP

Output Overvoltage Protection (Input): Tie this pin to V

output voltage to 34V maximum in fault conditions. Tie this pin to ground if

OVP function is not required.

5

NC

No Connect: No internal connection to die.

4

AGND

Analog ground.

8

PGND

Power ground.

EP

GND

Exposed backside pad.

Pin Configuration

FB GND

EN

VIN

SW

3

1

5

2

4

TSOT-23-5 (D5)

OVP

VIN

EN

AGND

PGND

SW

FB

NC

1

2

3

4

8

7

6

5

EP

8-Pin MLF™ (ML)

(Top View)

Ordering Information

Marking

Output

Overvoltage

Junction

Part Number

Code

Voltage

Protection

Temp. Range

Package

Lead Finish

MIC2288BD5

SHAA

Adjustable

––40

°C to 125°C

Thin SOT-23-5

Standard

MIC2288YD5

SHAA

Adjustable

––40

°C to 125°C

Thin SOT-23-5

Lead Free

MIC2288BML

SJA

Adjustable

34V

–40

°C to 125°C2×2 MLF™-8

Standard

MIC2288YML

SJA

Adjustable

34V

–40

°C to 125°C2×2 MLF™-8

Lead Free