ACE5227C datasheet(4/9 Pages) ACE

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ACE5227C

600mA Fast Response Linear Regulator

VER 1.1

Electrical Characteristics

(Test Conditions: Cin=1uF, Cout=1uF, Ta=25℃, Unless Otherwise Specified)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

VIN

Input Voltage

2.5

VFB

Regulated Feedback

Voltage

VIN =3.3V, IOUT=10mA

0.784

0.8

0.816

VDROP*

Dropout Voltage

VOUT=1.8V, IOUT =300mA

900

1350

VOUT=2.5V, IOUT =600mA

550

825

VOUT=3.3V, IOUT =600mA

355

500

∆Vout

∆Vin˙ ∆Vout

Line Regulation

IOUT =10mA,

2.5V≤VIN≤6V

0.05

0.2

%/V

∆Vout /∆Iout

Load Regulation

VIN =4.3V, VOUT =3.3V

0mA≤I

OUT

≤600mA

Supply Current

VIN = VOUT +1V

100

ISTANDBY

Supply Current

(Srandby)

VIN = VOUT +1V, VEN=GND

0.1

1.0

∆Vout

∆T ˙Vout

Output Voltage

Temperature

Coefficiency

IOUT =10mA

±100

ppm/°C

PSRR

Ripple Rejection

F=1KHz, Ripple=1Vp-p

VIN = VOUT +1V

ILIM

Current Limit

VIN =4.3V, VOUT =3.3V

800

ISHORT

Short Current Limit

VOUT =0V

200

RDISCHARGE

Discharge Resistor

EN=0, VOUT =3V

280

ohm

VENH

EN Input Voltage “H”

1.3

Vin

VENL

EN Input Voltage “L”

0.35

TSD

Thermal Shutdown

Temp

160

°C

TSH

Thermal Shutdown

Hysteresis

°C

Note: * VDROP=VIN1-(VOUT2*0.98) VOUT 2 is the output voltage when VIN = VOUT 1+1.0V and IOUT =600mA.

VIN 1 is the input voltage at which the output voltage becomes 98% of Vout1 after gradually decreasing

the input voltage.

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