APL5934 datasheet(5/24 Pages) ANPEC

5 / 24 page

Rev. A.1 - Mar., 2016

www.anpec.com.tw

APL5934

Electrical Characteristics (Cont.)

Unless otherwise specified, these specifications apply over V

CNTL=5V, VIN=1.8V, VOUT= 1.2V and TA= -40 ~ 85

oC. Typical values

are at T

A=25

oC.

APL5 934

S ymbol

Param eter

Test Conditions

Min.

Typ.

Max.

Unit

OUTPUT V OLTAGE

V REF

Referen ce Vo ltag e

FB=VOUT

0.8

O utp ut Voltage Accu racy

VCNTL=3.0 ~ 5.5V, IOUT= 0~3A,

TJ= -40~125

-1 .5

+1.5

Lo ad Regula tio n

IOUT=0A ~3A

0 .06

0.25

Li ne Re gula tio n

IOUT=10mA, V CNTL= 3 .0 ~ 5.5V

- 0.15

+ 0 .15

% /V

V OUT Pu ll-low Re sistance

VCNTL=5V , VEN=0V, VOUT

<0.8V

8 5

Ω

FB Input Cu rrent

VFB=0 .8V

-100

100

n A

DROPO UT VO LTAG E

J=25

0 .26

0.31

V OUT=2.5V

TJ=-40 ~125

0.42

TJ=25

0 .24

0.29

V OUT=1.8V

TJ=-40 ~125

0.40

TJ=25

0 .23

0.28

V DROP

V IN-to-VO UT Dropo ut Voltage

VCNTL=5.0V,

IOUT=3A

V OUT=1.2V

TJ=-40 ~125

0.38

J=25

4.7

5.7

6.7

ILIM

Curre nt-Limit Level

TJ= -40 ~ 125

4.2

PRO TE CTIONS

SH ORT

S hort Cu rrent-Limit Level

FB<0 .2V

1.1

S hort Cu rrent-Limit Blankin g

Time

From begin ning of so ft-start

0.6

1.5

TSD

Ther mal Shutdown Temper ature

TJ risin g

150

Ther mal Shutdown Hystere sis

5 0

ENABLE AND S OFT-START

E N Log ic High Thresho ld

Voltage

V EN/VENB

E NB L ogic Low Thre sh old

Voltage

VEN rising o r V ENB ri sin g

0.5

0.8

1.1

E N/ENB Hystere sis

0.1

E N/ENB Pu ll-High Curre nt

EN=GND or E NB = G ND

E N/ENB Pu ll-Low Curren t

EN=VCNTL or ENB = VCNTL

µA

tSS

S oft-Sta rt Interval

VOUT=10 % to 90 %

0.3

0.6

1.2

Turn On Dela y

From being e nabl ed to VOUT risi ng 1 0%

6 0

120

230

µs

PO WER-OK AND DE LAY

VTHPOK

Rising PO K Th reshold Voltage

VFB r isin g

9 0

9 2

P OK Th reshold Hystere sis

P OK Pull -low Vol tag e

PO K sin ks 5mA

0 .25

0.4

P OK Debou nce Interval

VFB<falli ng POK voltage thresho ld

1 0

µs

P OK Delay Time

From VFB =VTHPOK to r isin g edge of th e V POK

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