AME8843AEGT250 datasheet(4/9 Pages) AKM

Part #	AME8843AEGT250

Description	750mA CMOS LDO

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Manufacturer	AKM [Asahi Kasei Microsystems]

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AME, Inc.

4

750mA CMOS LDO

AME8843

Parameter

Symbol

Min

Typ

Max

Units

Input Voltage

VIN

Note 1

7

V

Output Voltage Accuracy

VO

-1.5

1.5

%

1.3V<=VO(NOM)<=1.4V

1900

1.4V<VO(NOM)<=2.0V

1400

2.0V<VO(NOM)<=2.8V

1000

2.8V<VO(NOM)

750

Output Current

IO

750

mA

Current Limit

ILIM

1500 2000

mA

Short Circuit Current

ISC

750

mA

Quiescent Current

IQ

30

50

µA

Ground Pin Current

IGND

35

µA

1.3V <= VO <= 1.4V

-0.2

0.2

1.4V < VO <= 2.0V

-0.15

0.15

2.0V < VO < 4.0V

-0.1

0.02

0.1

4.0V <= VO

-0.4

0.2

0.4

Load Regulation

REGLOAD

0.2

1

%

Over Temperature Shutdown

OTS

150

oC

Over Temperature Hysterisis

OTH

30

oC

VO Temperature Coefficient

TC

30

ppm/

oC

f=1kHz

50

f=10kHz

20

f=100kHz

15

dB

PSRR

IO=1mA to 750mA

IO=100mA

CO=2.2

µF

µVrms

Output Voltage Noise

eN

f=10Hz to 100kHz

IO=10mA,CBYP=0

µF

Co=2.2

µF30

Power Supply Rejection

VO>1.2V

VO<0.8V

IO=0mA

IO=1mA to 750mA

Test Condition

IO=1mA

See

chart

mV

Line Regulation

REGLINE

IO=1mA

VIN=VO+1 to VO+2

%

Dropout Voltage

VDROPOUT

IO=750mA

VO=VO(NOM) -2.0%

n Electrical Specifications

TA = 25OC unless otherwise noted

Note1: V

IN(MIN)=VOUT+VDROPOUT

Note2: To prevent the Short Circuit Current protection feature from being prematurely activated, the input voltage must be

applied before a current source load is applied.

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