CM3018-18SO datasheet(5/11 Pages) CALMIRCO

Part #	CM3018-18SO

Description	Micropower, 150mA Low Noise CMOS Regulator with Fast Response

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Manufacturer	CALMIRCO [California Micro Devices Corp]

Direct Link	http://www.calmicro.com

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5 / 11 page

07/29/04

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

▲ Tel: 408.263.3214

▲ Fax: 408.263.7846

▲ www.calmicro.com

5

CM3018

PRELIMINARY

Specifications (continued)

Note 1: Electrical operating characteristics are guaranteed over standard operating conditions unless otherwise noted.

ELECTRICAL OPERATING CHARACTERISTICS (SEE NOTE 1)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOUT

Regulator Output Voltage

TA = 25°C;

0mA < ILOAD < 150mA; VIN-VOUT = 1V

-1%

+1%

V

0°C < TA < 125°C;

0mA < ILOAD < 150mA; VIN-VOUT = 1V

-2%

+2%

V

-40°C < TA < 125°C;

0mA < ILOAD < 150mA; VIN-VOUT = 1V

-3%

+3%

V

VOUTRT

Regulator Response Time

No Load; COUT = 1µf Ceramic Cap

60

µs

RDROPOUT Dropout Resistance

0mA < ILOAD < 150mA

1

1.3

Ω

VR LOAD

Load Regulation

VIN-VOUT = 1V; 10mA < ILOAD < 150mA

.25

%

VR LINE

Line Regulation

3.3V < VIN < 4.3V; ILOAD = 5mA

0.15

%/V

ILIM

Overload Current Limit

400

mA

ISC

Short Circuit Current Limit

VOUT < 1V

200

mA

RDISCH

Discharge Resistance

EN tied to ground; VIN = 3.0V

300

Ω

IGND

Ground Current

with EN tied to VIN; ILOAD = 0mA:

100

200

µA

with EN tied to VIN; ILOAD = 150mA:

110

250

µA

with EN tied to GND (Disable Mode):

0.1

10

µA

VIH

Enable High Threshold

Regulator enabled

0.8

1.2

V

VIL

Enable Low Threshold

Regulator shutdown

0.4

0.7

V

IEN

Enable Input Current

VEN > 0.8V

.01

µA

TDISABLE

Shutdown Temperature

150

°C

THYST

Thermal Hysteresis

15

°C

PSRR

Ripple Rejection

ƒ = 120Hz; V

IN − VOUT = 1V;

ILOAD= 100µA; COUT = 1µF Ceramic;

CBYP = 10nF

60

dB

eN

Output Noise

300Hz-100kHz; COUT = 10µF Ceramic;

CBYP = 10nF

35

µVrms

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