EP5348UI datasheet(4/12 Pages) ENPIRION

4 / 12 page

05721

September 12, 2012

Rev: C

EP5348UI

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 0603.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

Operating Input Voltage

Range

VIN

2.5

5.5

Under Voltage Lock-out –

VIN Rising

VUVLO_R

2.3

Under Voltage Lock-out –

VIN Falling

VUVLO_F

2.2

Shut-down Supply Current

ISD

Enable = Low

µA

VFB Voltage Initial

Accuracy

VFB

TA = 25°C, VIN = 3.6V;

ILOAD = 100mA ;

0.8V ≤ VOUT ≤ 3.3V

0.588

0.600

0.612

Line Regulation

ΔVOUT_LINE

2.5V ≤ VIN ≤ 5.5V

0.03

%/V

Load Regulation

ΔVOUT_LOAD

0A ≤ ILOAD ≤ 400Ma

0.48

%/A

Temperature Variation

ΔVOUT_TEMPL -40°C ≤ TA ≤ +85°C

ppm/

°C

Feedback Pin Input

Current

IFB

Note 1

<300

Output Current

IOUT

400

OCP Threshold

ILIM

2.5V ≤ VIN ≤ 5.5V

0.6V ≤ VOUT ≤ 3.3V

1.4

Output Dropout

Resistance (Note 1)

Voltage (Note 1,2)

RDO

VDO_FL

Input to Output Resistance

VINMIN - VOUT at Full load

520

208

780

312

mΩ

Operating Output Voltage

Range

VOUT

VDO = IOUT * RDO

0.6

VIN-VDO

Enable Pin Logic Low

VENLO

0.3

Enable Pin Logic High

VENHI

1.4

Enable Pin Current

IENABLE

Note 1

<200

Operating Frequency

FOSC

MHz

Soft Start Operation

VOUT Rise Time

TRISE

From 0 to full output voltage

1.17

1.8

2.43

mSec

Notes: 1 - Parameter guaranteed by design

2 - VDO_FL (full-load drop-out voltage) is defined as (Maximum IOUT x Dropout Resistance)

EP5348UI Datasheet(PDF) 4 Page - Enpirion, Inc.

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