LX8941

Microsemi

Integrated Products Division

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

Page 2

Copyright

© 2001

Rev. 0.7a, 2005-11-10

Adjustable Low Dropout Regulator

TM

®

ABSOLUTE MAXIMUM RATINGS

Operating Temperature Range ................................................................................... 150

°C

Storage Temperature Range.........................................................................-65

°C to 150°C

Lead Temperature (Soldering 10 seconds)................................................................. 300

°C

Package Peak Temp. for Solder Reflow (40 seconds maximum exposure) ... 260°C (+0 -5)

Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to

Ground. Currents are positive into, negative out of specified terminal

.

TH ERMAL DATA

P

Plastic TO-220 5-Pin

THERMAL RESISTANCE

θ

JT

4.5

°C/W

THERMAL RESISTANCE

θ

JA

60

°C/W

THERMAL RESISTANCE

θ

JC

4.5

°C/W

THERMAL RESISTANCE

θ

JA

60

°C/W

The

θ

above assume no ambient airflow.

PACKAGE PIN OUT

1

2

3

TAB is GND

4

5

GND

ON/OFF

ADJ

V

O

V

IN

(Top View)

1

V

IN

GND

ON/OFF

2

3

TAB is GND

4

5

ADJ

V

O

(Top View)

RoHS / Pb-free 100% matte Tin Lead Finish

RECOMM END E D O P ERATING CONDITIONS

LX8941

Parameter

Symbol

Min

Typ

Max

Units

Input Voltage (Note 2)

VIN

3.8

26

V

Load Current (with Adequate Heatsinking)

5

1000

mA

Input Capacitor (VIN to GND)

0.1

µF

Output Capacitor with ESR of 10Ω max., (VOUT to GND)

10

µF