CM3003 datasheet(4/11 Pages) CALMIRCO

4 / 11 page

430 N. McCarthy Blvd., Milpitas, CA 95035-5112

L Tel: 408.263.3214 L Fax: 408.263.7846 L www.calmicro.com 01/15/04

CM3003

Enable Pin Input

Adjust Pin Input (output set by external resistors)

Note 1: Operating Characteristics are over Standard Operating Conditions unless otherwise specified.

ELECTRICAL OPERATING CHARACTERISTICS (SEE NOTE 1)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOUT

Regulator Output Voltage

CM3003-25

CM3003-18

0mA < ILOAD < 1.5A, VIN=3.3V, VADJ=0V

2.40

1.73

2.50

1.80

2.60

1.87

VREF

Internal Reference Voltage

1.15

1.20

1.25

ILIM

Overload Current Limit

VOUT > 1.2V

2.2

3.0

3.8

ISC

Short Circuit Current Limit

VOUT < 0.2V

0.5

1.2

1.8

VR LOAD

Load Regulation

VIN=3.3V, 100mA < ILOAD < 1.5A

VR LINE

Line Regulation xx

ILOAD = 5mA; 3.0V < VIN < to 5.0V

VDROPOUT

Dropout Voltage

ILOAD = 100mA

ILOAD = 1.0A

ILOAD = 1.5A

250

330

450

670

IGND

Ground Current

Regulator Disabled (EN=GND); VIN=3.3V

Regulator Enabled (EN=VIN=3.3V); ILOAD= 0mA

Regulator Enabled (EN=VIN=3.3V); ILOAD= 1.5A

325

330

500

550

µA

IROUT

Output Reverse Leakage

VOUT=3.3V; VIN = 0V

100

µA

TDISABLE

THYST

Shutdown Temperature

Thermal Hysteresis

160

°C

VEN_TH

EN Input Threshold

Voltage

Regulator Enabled

0.4

0.8

1.2

IEN

Enable Input Leakage

Current

0V < VEN < 5.5V

0.1

µA

VADJ_TH

ADJ Input Threshold

Voltage

0.1

0.2

0.3

IEN

ADJ Input Leakage

Current

VADJ > 1.1V

0.1

µA

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