APL5551 查看數據表（PDF） - Anpec Electronics

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APL5551

Dual Channel 500mA/500mA Regulator + Reset IC

Anpec Electronics 

APL5551

Electrical Characteristics (Cont.)

Unless otherwise noted these specifications apply over full temperature , VIN = 5V, CIN = 1µF, COUT1 = 4.7µF,

C

OUT2

=

4.7µF,

C

ONT

=

V,

IN

T=

A

-40

to

85°C

.

Typical

values

refer

to

T=

A

25°C

.

Symbol

Parameter

VDROP

PSRR

OTS

Dropout Voltage(Note)

(VOUT (Nominal) =

3.3V Version)

Ripple Rejection

Over Temperature

Shutdown

Over Temperature

Shutdown Hysteresis

Test Conditions

IOUT = 500mA

F ≤ 1kHz, 1Vpp at IOUT = 50mA

Hysteresis

APL5551

Min. Typ. Max.

Unit

450 600 mV

45

55

dB

155 170

°C

15

°C

TC

Output Voltage

Temperature Coefficient

Ta=

-20

~

80°C

100 200 ppm/°C

COUT

Output Capacitor

ESR

4.7

µF

0.01

1

Ω

Regulator2

VOUT2

ILIMIT

IOUT

Output Voltage

Circuit Current Limit

Load Current

VIN = 5V

VIN = 5V

2.744 2.8 2.856 V

800

mA

500

mA

REGLINE Line Regulation

VOUT+0.5V< VIN<6.0V, IOUT = 10mA

4

6

mV

REGLOAD Load Regulation

Dropout Voltage(Note)

VDROP (VOUT (Nominal) =

2.8V Version)

VIN =5V, 0mA< IOUT < IMAX

IOUT = 500mA

25

60

mV

500 650 mV

PSRR Ripple Rejection

F≤1kHz, 1Vpp at IOUT = 50mA

45

55

dB

OTS

Over Temperature

Shutdown

170

°C

Over Temperature

Shutdown Hysteresis

Hysteresis

15

°C

TC

Output Voltage

Temperature Coefficient

Ta

=

-20

~

80°C

100 200 ppm/°C

COUT

Output Capacitor

ESR

RESET / RESET

VS Detection Voltage

△VS/△T

Vs Temperature

Coefficient

△VS Hysteresis Voltage

VDET = HàL

Ta = -20~+80°C

VDET = HàL

4.7

µF

0.01

1

Ω

3.822 3.9 3.978 V

100

ppm/°C

130 180 230 mV

Copyright © ANPEC Electronics Corp.

4

Rev. A.2 - Oct., 2005

www.anpec.com.tw

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