AP1117

1A LOW DROPOUT POSITIVE ADJUSTABLE OR

FIXED-MODE REGULATOR

AP1117 Rev. 6

3 of 11

MARCH 2007

www.diodes.com

Block Diagram

Absolute Maximum Ratings

Symbol

Parameter

Rating

Unit

DC Supply Voltage

-0.3 to 18

V

Operating Junction Temperature Range

(Commercial Grade)

0 to +125

oC

Maximum Junction Temperature

150

oC

Power Dissipation

SOT89-3L

SOT223-3L

TO220-3L

TO252-3L

TO263-3L

Internally limited by

maximum junction

temperature

of 150 oC (Note 4)

mW

Storage Temperature

-65 to +150

oC

Note:

4. AP1117 contains an internal thermal limiting circuit that is designed to protect the regulator in the event that the maximum junction temperature

exceeded. When activated, typically at 150

°C, the regulator output switches off and then back on as the die cools.

3

Thermal

Shutdown

1

2

Adj

1.25V

+

+

CURRENT

LIMIT

+

+

1

GND

(FIXED)