MIC2287C

Micrel

M0510-020906

2

February 2006

Pin Description

Pin Number

Pin Number

TSOT-23-5 2mm × 2mm MLF™ Pin Name

Pin Function

1

7

SW

Switch node (Input): Internal power BIPOLAR collector.

2

GND

Ground (Return): Ground.

3

6

FB

Feedback (Input): Output voltage sense node. Connect the cathode of the

LED to this pin. A resistor from this pin to ground sets the LED current.

4

3

EN

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

tor.

5

2

VIN

Supply (Input): 2.7V to 8V for internal circuitry.

—

1

OVP

Overvoltage protection (Input): Connect to the output.

—

4

AGND

Analog ground.

—

8

PGND

Power ground.

—

5

NC

No connect (no internal connection to die).

—

EP

GND

Ground (Return): Exposed backside pad.

Pin Configuration

FB GND

EN

VIN

SW

3

1

5

2

4

SGAA

Vertical Mark

Denotes

MIC2287C

Horizontal Mark

Denotes

Pb-Free

TSOT-23-5 (BD5)

OVP

VIN

EN

GND

GND

SW

FB

NC

1

2

3

4

8

7

6

5

EP

SLA

Denotes Pb-Free

Denotes MIC2287C

8-Pin MLF™ (BML)

(Top View)

Ordering Information

Marking

Overvoltage

Junction

Part Number

Code

Protection

Temp. Range

Package

Lead Finish

MIC2287CBD5

SGAA

|

N/A

–40°C to 105°C

Thin SOT-23-5

Standard

MIC2287CYD5

SGAA

|

N/A

–40°C to 105°C

Thin SOT-23-5

Lead Free

MIC2287C-15BML

SLA

15V

–40°C to 105°C 2mm x 2mm MLF™

Standard

MIC2287C-15YML

SLA

15V

–40°C to 105°C 2mm x 2mm MLF™

Lead Free

MIC2287C-24BML

SLB

24V

–40°C to 105°C 2mm x 2mm MLF™

Standard

MIC2287C-24YML

SLB

24V

–40°C to 105°C 2mm x 2mm MLF™

Lead Free

MIC2287C-34BML

SLC

34V

–40°C to 105°C 2mm x 2mm MLF™

Standard

MIC2287C-34YML

SLC

34V

–40°C to 105°C 2mm x 2mm MLF™

Lead Free