EP5358LUI datasheet(4/14 Pages) ENPIRION

4 / 14 page

03541

5/29/2009

Rev:A

EP5358LUI/EP5358HUI

www.enpirion.com

Electrical Characteristics

NOTE: TA = -40°C to +85°C unless otherwise noted. Typical values are at TA = 25°C, VIN = 3.6V.

CIN = 2.2µF 0603 MLCC, COUT = 10µF 0805 MLCC

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

Operating Input Voltage

Range

VIN

2.4

5.5

Under Voltage Lock-out –

VIN Rising

VUVLO_R

2.0

Under Voltage Lock-out –

VIN Falling

VUVLO_F

1.9

Drop Out Resistance

RDO

Input to Output Resistance

350

500

mΩ

Output Voltage Range

VOUT

EP5358LUI (VDO = ILOAD X RDO)

EP5358HUI

0.6

1.8

VIN-VDO

3.3

Dynamic Voltage Slew

Rate

VSLEW

EP5358LUI

EP5358HUI

V/mS

VID Preset VOUT Initial

Accuracy

ΔVOUT

TA = 25°C, VIN = 3.6V;

ILOAD = 100mA ;

0.8V ≤ VOUT ≤ 3.3V

-2

Line Regulation

ΔVOUT_LINE

2.4V ≤ VIN ≤ 5.5V

0.03

%/V

Load Regulation

ΔVOUT_LOAD

0A ≤ ILOAD ≤ 600mA

0.48

%/A

Temperature Variation

ΔVOUT_TEMPL -40°C ≤ TA ≤ +85°C

ppm/

°C

Output Current

IOUT

500

600

Shut-down Current

ISD

Enable = Low

0.75

µA

OCP Threshold

ILIM

2.4V ≤ VIN ≤ 5.5V

0.6V ≤ VOUT ≤ 3.3V

1.25

1.4

Feedback Pin Voltage

Initial Accuracy

VFB

TA = 25°C, VIN = 3.6V;

ILOAD = 100mA ;

0.8V ≤ VOUT ≤ 3.3V

.588

0.6

0.612

Feedback Pin Input

Current

IFB

Note 1

<100

VS0-VS2, Pin Logic Low

VVSLO

0.0

0.3

VS0-VS2, Pin Logic High

VVSHI

1.4

VIN

VS0-VS2, Pin Input

Current

IVSX

Note 1

<100

Enable Pin Logic Low

VENLO

0.3

Enable Pin Logic High

VENHI

1.4

Enable Pin Current

IENABLE

Note 1

<100

Operating Frequency

FOSC

MHz

Soft Start Operation

Soft Start Slew Rate

ΔVSS

EP5358HUI

EP5358LUI

V/mS

Note 1

: Parameter guaranteed by design

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