Micrel, Inc.

MIC29150/29300/29500/29750

May 2010

4

M9999-050510-B

5-Pin TO-263 (D

MIC29151/29301/29501

5-Pin TO-263 (D

MIC29302/29502

5-Pin TO-263 (D

MIC29153/29303/29503

5-Pin TO-252 (D-Pak) Adjustable Voltage (D)

MIC29152

Pin Description

Pin Number

TO-220

TO-247

TO-263

Pin Name

1

INPUT: Supplies the current to the output power device

2

GND: TAB is also connected internally to the IC’s ground on D-PAK.

3

OUTPUT: The regulator output voltage

Pin Description

Pin Number

Fixed

TO-220

TO-247

TO-263

Pin Number

Adjustable

TO-220

TO-247

TO-252

TO-263

Pin Number

Adj. with Flag

TO-220

TO-247

TO-263

Pin Name

1

1

—

ENABLE: CMOS compatible control input.

Logic high = enable, logic low = shutdown.

2

2

2

INPUT: Supplies the current to the output power device

3, TAB

3, TAB

3, TAB

GND: TAB is also connected internally to the IC’s ground on D-PAK.

4

4

4

OUTPUT: The regulator output voltage

—

5

5

ADJUST: Adjustable regulator feedback input that connects to the resistor

voltage divider that is placed from OUTPUT to GND in order to set the

output voltage.

5

—

1

FLAG: Active low error flag output signal that indicates an output fault

condition