Micrel, Inc.

MIC2296

January 2010

2

M9999-011310

Ordering Information

Part Number

Marking Code

Standard

Lead-Free

Output Over

Voltage Protection

Standard

Lead-Free

Junction

Temp. Range

Package

MIC2296BML

MIC2296YML

34V

WDA

WDA

-40

°C to 125°C

8-Pin 2mm x2mm MLF

®

MIC2296BD5*

MIC2296YD5*

-

WDAA

WDAA

-40

°C to 125°C

5-Pin Thin SOT-23

* Contact factory for availability.

Pin Configuration

FB GND

EN

VIN

SW

3

1

5

2

4

TSOT-23-5 (BD5)

1

OVP

VIN

EN

AGND

8

PGND

SW

FB

NC

7

6

5

2

3

4

EP

8-pin MLF

Pin Description

MIC2296BD5

Thin SOT-23-5

MIC2296BML

2x2 MLF-8L

Pin Name

Pin Function

—

1

OVP

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

ground if OVP function is not required.

5

2

VIN

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

4

3

EN

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

regulator.

—

4

AGND

Analog ground

—

5

N/C

No connect. No internal connection to die.

3

6

FB

R1/R2)

1

7

SW

Switch Node (Input): Internal power BIPOLAR collector.

—

8

PGND

Power ground

2

—

GND

Ground (Return): Ground.

—

EP

GND

Ground (Return). Exposed backside pad.