APL5912KAC-TRG Ver la hoja de datos (PDF) - Anpec Electronics

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Fabricante

APL5912KAC-TRG

0.8V Reference Ultra Low Dropout (0.2V@5A) Linear Regulator

Anpec Electronics 

APL5912

Operating Waveforms (Cont.)

1.2 Using an MLCC as the Output Capacitor

-

C

OUT

=

22µF/6.3V

(ESR

=

3mΩ),

C

IN

=

22µF/6.3V

- IOUT = 10mA to 5A to 10mA, Rise time = Fall time = 1µs

I = 10mA -> 5A

OUT

1

VOUT

I = 10mA -> 5A ->10mA

OUT

R1=39kΩ, R2=78kΩ,

R3=30nF

1

1

V

OUT

I = 5A ->10mA

OUT

VOUT

I

OUT

2

Ch1 : VOUT, 100mV/Div

Ch2 : IOUT, 2A/Div

Time : 2µs/Div

IOUT

2

Ch1 : VOUT, 100mV/Div

Ch2 : IOUT, 2A/Div

Time : 20µs/Div

I

OUT

2

Ch1 : VOUT, 100mV/Div

Ch2 : IOUT, 2A/Div

Time : 2µs/Div

2. Power ON and Power OFF :

- VIN = 1.5V, VCNTL = 5V,VOUT = 1.2V

-

C

OUT

=

220µF/6.3V

(ESR

=

30mΩ),

C

IN

=

100µF/6.3V,

R

L

=

1Ω

Power ON

Ch1

Ch2

Ch3

Ch4

VIN

V

OUT

V

CNTL

VPOK

Ch1

Ch2

Ch3

Ch4

Ch1 : VIN, 1V/div

Ch2 : VOUT,1V/div

Ch3 : VPOK,1V/div

Ch4 : VCNTL,2V/div

Time : 10ms/div

Ch1 : VIN, 1V/div

Ch2 : VOUT, 1V/div

Ch3 : VPOK, 1V/div

Ch4 : VCNTL, 2V/div

Time : 10ms/div

Power OFF

VVIINN

VVOOUUTT

VVCCNNTTLL

VVPPOOKK

Copyright © ANPEC Electronics Corp.

8

Rev. A.10 - Oct., 2009

www.anpec.com.tw

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