MCP1253 datasheet(4/18 Pages) MICROCHIP

4 / 18 page

MCP1252/3

DS21752A-page 4

 2002 Microchip Technology Inc.

AC CHARACTERISTICS

TEMPERATURE SPECIFICATIONS

Electrical Specifications: Unless otherwise specified, all limits are specified for TA = -40°C to +85°C,

VIN = 2.7V to 5.5V, SELECT = GND, SHDN = VIN, CIN = COUT = 10 µF, CFLY = 1 µF, IOUT = 10 mA.

Typical values are for TA = +25°C.

Parameters

Sym

Min

Typ

Max

Units

Conditions

Internal Oscillator Frequency

FOSC

520

800

650

1000

780

1200

kHz

MCP1252

MCP1253

Ripple Voltage

VRIP

—50

—mVp-p

mVp-p

MCP1252

MCP1253

VOUT Wake-Up Time From Shutdown TWKUP

—200

300

—µsec

µsec

SELECT = VIN

SELECT = GND

VIN = 3.6V, IOUT = 10 mA,

SHDN = VIH(MIN),

VOUT from 0 to 90% Nominal

Regulated Output Voltage

Parameters

Symbol

Min

Typ

Max

Units

Conditions

Temperature Ranges:

Specified Temperature Range

-40

—

+85

°C

Maximum Operating Junction

Temperature

—

+125

°C

Storage Temperature Range

-65

—

+150

°C

Thermal Package Resistances:

Thermal Resistance, 8 Pin MSOP

θJA

—

206

—

°C/W

Single-Layer SEMI G42-88

Board, Natural Convection

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