APL5546 datasheet(4/17 Pages) ANPEC

4 / 17 page

Rev. A.3 - Jul., 2006

www.anpec.com.tw

APL5546

Electrical Characteristics (Cont.)

Unless otherwise noted these specifications apply over full temperature , VIN=5V, CIN=1

µF,COUT1=4.7µF,

COUT2=4.7

µF, CONT=VIN, TJ=0 to 125°C . Typical values refer to TJ=25°C .

APL5546

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Regulator2

PSRR

Ripple Rejection

≤1kHz, 1Vpp at I

OUT=50mA

=10nf

Over Temperature Shutdown

170

°C

OTS

Over Temperature Shutdown

Hysteresis

°C

Output Voltage Temperature

Coefficient

Ta= -20 ~ 80

°C

100

ppm/

°C

COUT

Output Capacitor

4.7

µF

ESR

0.01

Ohm

RESET / RESET

VDET=H

→L (APL5546A)

3.9

Detection Voltage

VDET=H

→L (APL5546B)

4.2

△VS/△T Vs Temperature Coefficient TA = A -20~+80°C

100

ppm/°C

△VS

Hysteresis Voltage

VDET = H

→L

130

180

230

VOL

Low-level Output Voltage

VDET = 3.9V, RL = 4.7k

Ω

IOH

Output Leakage Current

VDET = 5V

0.5

µA

IOL1

Output Current1

VDET =3.9V, VRESET = 0.4V

IOL2

Output Current2

VDET = 3.9V, VRESET = 0.4V

TA = -20~+80

°C

tPLH

“H” Transmission Delay Time Cd = 0µF

µs

tPLH1

Reset Delay Time

VDET = 3.7V

à5V, Cd = 0.1µF

tPHL

“L”Transmission Delay Time Cd = 0µF

µs

VOPL

Threshold Operating Voltage VRESET = 0.4V

0.95

1.25

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