APL5320 datasheet(5/25 Pages) ANPEC

5 / 25 page

Rev. A.9 - Mar., 2012

APL5320

www.anpec.com.tw

Electrical Characteristics (Cont.)

Unless otherwise specified, these specifications apply over V

IN=VOUT+1V, CIN=COUT=1µF and TA=-40~85

oC. Typical

values are at T

A=25

oC.

APL5320

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

OUTPUT VOLTAGE

IOUT=1mA, TA=25

-2

Output Voltage Accuracy

IOUT=1mA to 300mA, TA=-40~85

-3

REGLINE Line Regulation

ΔVOUT%/ΔVIN, VOUT+0.3V<VIN<6V,

IOUT=1mA

0.2

%/V

REGLOAD Load Regulation

ΔVOUT%, VIN= VOUT+1V,

0mA<IOUT<300mA

0.6

VOUT=1.5V, IOUT=300mA

0.52

0.68

VOUT=2V, IOUT=300mA

0.43

0.56

VDROP

Dropout Voltage

VOUT=3V, IOUT=300mA

0.29

0.38

OUTPUT VOLTAGE

f=1kHz

f=10kHz

PSRR

Ripple Rejection

COUT=1

µF,

IOUT=50mA

f=100kHz

Output Noise

f=10Hz to 100kHz, COUT=10

µF, I

OUT = 1mA

100

µV

RMS

VOUT Discharge Resistance

VSHDN=0V

0.7

Ω

SHUT DOWN

High Threshold Voltage

VIN=2.5 to 6V

1.5

VSHDN

Low Threshold Voltage

VIN=2.5 to 6V

0.4

ISHDN

SHDN Input Current

VSHDN=5V

0.2

µA

PROTECTIONS

ILIMIT

Current-Limit Threshold

330

450

750

ISHORT

Short-Circuit Current

VOUT =0V

tSS

Soft-Start

VOUT rising from 0 to 90%, RLOAD=50

Ω

µs

TOTP

Over-Temperature Threshold

TJ rising

160

Over-Temperature Hysteresis

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