ACE520 datasheet(4/9 Pages) ACE

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ACE520

Dual 300mA High PSRR Linear Regulator

VER 1.4

Electrical Characteristics

(Test Conditions: C1=1uF, Cout=3.3uF,TA=25℃, unless otherwise specified.)

ACE520, For arbitrary output voltage

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Input Voltage

VIN

Output Voltage

VOUT

Vin=Set Vout+1V

1mA≦Iout≦30mA

Vout

x0.98

Vout1

Vout

x1.02

Maximum Output Current

IOUT(Max.)

Vin-Vout=1V

300

Dropout Voltage, Vout≧2.8V

Vdrop

Iout=100mA

Iout=300mA

160

220

Line Regulation

ΔV

OUT /

ΔV

IN•VOUT

Iout=40mA

2.8V≦Vin≦6V

0.05

0.2

%/V

Load Regulation

ΔV

OUT /

ΔI

OUT

Vin=Set Vout+1V

1mA≦Iout≦300mA

Supply Current

Iss

Vin=Set Vout+1V

100

Supply Current (Srandby)

Istandby

Vin=Set Vout+1V

Vce=Gnd

0.1

1.0

Output Voltage Temperature

Coefficiency

ΔV

OUT /

ΔT•V

OUT

Iout=30mA

±100

ppm/℃

Ripple Rejection

PSRR

F=100Hz

Ripple=0.5Vp-p

Vin=Set Vout+1V

Short Current Limit

Llim

Vout=0V

500

CE Input Voltage “H”

Vceh

1.5

Vin

CE Input Voltage “L”

Vcel

0.25

Output Noise

BW=10Hz~100kHz

uVrms

Typical Application Circuit

Note: Input capacitor(Cin=1uF) and Output capacitor(Cout=1uF/3.3uF) are recommended in all application circuit.

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