Microsemi

Linfinity Microelectronics Division

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

Page 2

Copyright

© 2000

Rev. 2.1d, 2001-03-15

LX8384x-xx

5A Low Dropout Positive Regulators

A

M I CROS E M I

COM P A N Y

  

   


 

 

Power Dissipation....................................................................................Internally Limited

Input Voltage .................................................................................................................10V

Input to Output Voltage Differential..............................................................................10V

Operating Junction Temperature

Plastic (DT, DD, P Packages) ................................................................................ 150°C

Storage Temperature Range .......................................................................-65°C to 150 °C

Lead Temperature (Soldering, 10 Seconds)............................................................... 300°C

Note 1: 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.







DD

Plastic TO-263 3-Pin

THERMAL RESISTANCE

θ

JA

60

°C/W

THERMAL RESISTANCE

θ

JT

2.7°C/W

P

Plastic TO-220 3-Pin

THERMAL RESISTANCE

θ

JA

60

°C/W

THERMAL RESISTANCE

θ

JT

2.7°C/W

DT

Plastic TO-252 3-Pin

THERMAL RESISTANCE

θ

JA

60

°C/W

THERMAL RESISTANCE

θ

JT

2.7°C/W

The

θ

system. All of the above assume no ambient airflow.

  

  

1

V

IN

AD J /

G ND*

V

OU T

2

3

T AB is V

OU T

(Top View)

V

IN

V

OU T

AD J/

GN D*

TA B is V

OU T

3

2

1

(Top View)

TA B is V

OU T

AD J /

GN D*

V

OU T

V

IN

1

2

3

(Top View)

*Pin 1 is GND for fixed voltage versions







Therm al

Lim it C ircuit

Bias Circuit

B andgap

Circuit

Control

Circuit

Output

Circuit

SO A

P rotection

Circuit

Current

Lim it C ircuit

V

IN

ADJ or

G ND*

V

OUT

*Pin 1 is GND for fixed voltage versions