AME8819 查看數據表（PDF） - AME, Inc

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AME8819

Low Dropout 600mA CMOS Regulator

AME, Inc 

AME

AME8819

Low Dropout

600mA CMOS Regulator

n Electrical Specifications

VIN = VOUT(NOM) + 1V, IOUT = 1mA, CIN=1µF, COUT = 4.7µF, Typical values at TA = 25oC, unless otherwise noted.

Parameter

Symbol

Test Conditions

Min Typ Max Units

Input Voltage

ADJ Input Bias Current

ADJ Reference Voltage

Output Voltage Accuracy

Output Voltage Range

Output Current

Quiescent Current

VIN

IADJ

VREF

VOUT,ACC

VOUT

IOUT

IQ

Dropout Voltage

VDROP

(Note1)

5.5 V

VIN=5V, VADJ=0.980

1

µA

0.970 0.980 0.990 V

-2

2%

1.8

4.5 V

600

mA

VIN = 5.5V, IOUT = 1mA

1.8V≦ VOUT≦ 2.5V

IOUT = 600mA

2.5V<VOUT≦3.3V

3.3V<VOUT≦4.5V

70 100 µA

800 1000

540 800 mV

470 650

Output Voltage Line

Regulation

[(∆VOUT / ∆VIN)x100%] /

VOUT

VIN(min)≦VIN≦VIN(max) 1.8V≦ VOUT<2.5V

REGLINE VIN(min)≦VIN≦VIN(max) 2.5≦VOUT<3.3V

VOUT+0.3V≦VIN≦VIN(max) 3.3V≦ VOUT <4.5V

-0.4 0.1 0.4

-0.2 0.03 0.2 %/V

-0.1 0.01 0.1

Output Voltage Load

Regulation

[(∆VOUT / VOUT) x 100%]

/∆IOUT

REGLOAD

Output Current Limit

Shutdown Current

Power Supply Ripple

Rejection

ILIM

ISHDN

PSRR

1mA≦ IOUT≦600mA

1.8V≦ VOUT<2.5V,

VIN=Vin(min)

2.5V≦ VOUT<3.3V,

VIN=Vin(min)

3.3V≦ VOUT≦ 4.5V,

VIN=Vin(min)

-0.015

-0.005

-0.003

VOUT = 0.8 x VOUT(NOM)

650

VEN = 0V, VIN(min) ≦ VIN ≦ 5.5V

0.01

0.004 %/mA

0.002

800

mA

5 10 µA

f = 1KHz, IOUT = 100mA, Cout=1µF

60

dB

10

Rev.B.01

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