Diodes AP139 Manuel d'utilisateur télécharger pdf (Page 2)

AP139

300mA LOW-NOISE CMOS LDO

AP139 Rev. 6 2 of 7 FEBRUARY 2009

www.diodes.com © Diodes Incorporated

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SOT25

1 32

5 4

BYP

GND

OUT

AP139

Name

Pin No. Description

1 Power Supply

GND 2 Ground

EN 3 Enable Pin

BYP 4 Bypass Signal Pin

OUT

5 Output

Block Diagram

Current

Limit

Thermal

Shutdown

AMP

Vref

BYP

1uA

OUT

GND

Absolute Maximum Ratings

Symbol Parameter Rating Unit

Input Voltage +6 V

OUT

Output Current P

/(V

-V

) mA

OUT

Output Voltage GND - 0.3 to V

+ 0.3 V

ESD Classification B

Operating Junction Temperature Range -40 to +125 ºC

Maximum Junction Temperature 150 ºC

Internal Power Dissipation 250 mW

Pin Assignments

Pin Descriptions

1 2 3 4 5 6 7

Features 1
General Description 1
Applications 1
Ordering Information 1
Block Diagram 2
Absolute Maximum Ratings 2
Pin Assignments 2
Pin Descriptions 2
300mA LOW-NOISE CMOS LDO 3
Typical Application 4
Functional Description 5
Marking Information 6
Diodes Incorporated 7

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