AP2318AMP-ADJTRG1 datasheet(6/13 Pages) BCDSEMI

Part #	AP2318AMP-ADJTRG1

Description	1A ULDO REGULATOR WITH ENABLE

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Manufacturer	BCDSEMI [BCD Semiconductor Manufacturing Limited]

Direct Link	http://www.bcdsemi.com

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600mA LOW DROPOUT LINEAR REGULATOR

AP1117M

Data Sheet

1A ULDO REGULATOR WITH ENABLE

AP2318A

6

Aug. 2010 Rev 1. 3

BCD Semiconductor Manufacturing Limited

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Reference Voltage

VREF

AP2318A-ADJ, IOUT=10mA, VIN-VOUT=2V,

TJ=25oC,10mA≤IOUT≤1A, VOUT+2V≤VIN ≤12V

1.237

1.225

1.250

1.262

1.275

V

Maximum Output

Current

IOUT(Max) VIN-VOUT=2V

1.2

1.5

A

Line Regulation

VRLINE

AP2318A-ADJ

IOUT=10mA, VOUT+2V≤VIN≤12V

0.05

0.2

%/V

IOUT=10mA, 2.5V≤VIN ≤12V

1

6

mV

Load Regulation

VRLOAD

AP2318A-ADJ

VIN=VOUT+2V, 10mA≤IOUT≤1A

0.2

0.4

%

VIN=2.5V, 10mA≤IOUT≤1A

1

15

mV

Dropout Voltage

VDROP

∆VOUT (∆VREF)=1%, VOUT>2V, IOUT=1A

0.5

V

Adjust Pin Current

IADJ

0.05

1

µA

Minimum Load

Current

ILOAD(Min) VOUT+2V≤VIN≤12V (ADJ only)

1.7

5

mA

Quiescent Current

IQ

VIN=VOUT+2V, IOUT=0mA

250

µA

RMS Output Noise

(% of VOUT)

VNOI

TA=25oC, 10Hz≤f≤20kHz

0.003

%

Thermal Shutdown

Temperature

150

oC

Thermal Shutdown

Hysteresis

25

oC

Enable Input Voltage

VEN

Enable logic low

0.8

V

Enable logic high

2.25

Enable Input Current

IEN

VEN=2.25V

5

µA

VEN=0.8V

4

µA

Thermal Resistance

(Junction to Case)

θJC

DFN-3x3-8

15

oC/W

PSOP-8

12

Electrical Characteristics

Operating Conditions: 2.5V

≤VIN≤12V, CIN=1µF, COUT=2.2µF, TJ=25oC, unless otherwise specified. (P≤Maxi-

mum Power Dissipation). Limits appearing in Boldface type apply over the entire junction temperature range for

operation of -40oC to 125oC.

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AP2318AMP-ADJTRG1 Datasheet(PDF) 6 Page - BCD Semiconductor Manufacturing Limited

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