MCP73853(2004) 데이터 시트보기 (PDF) - Microchip Technology

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MCP73853
(Rev.:2004)

USB Compatible Li-Ion/Li-Polymer Charge Management Controllers

Microchip Technology 

MCP73853/55

AC CHARACTERISTICS

Electrical Specifications: Unless otherwise indicated, all limits apply for VDD = [VREG (Typ) + 0.3V] to 5.5V,

TA = -40°C to 85°C. Typical values are at +25°C, VDD = [VREG (Typ) + 1.0V]

Parameters

Sym

Min Typ Max Units

Conditions

UVLO Start Delay

Current Regulation

tSTART

Transition Time Out of

Preconditioning

tDELAY

Current Rise Time Out of

Preconditioning

tRISE

Fast Charge Safety Timer

Period

tFAST

Preconditioning Current Regulation

Preconditioning Charge

Safety Timer Period

tPRECON

Charge Termination

Elapsed Time Termination

Period

tTERM

Status Indicators

Status Output turn-off

tOFF

Status Output turn-on

tON

—

—

5

ms VDD Low-to-High

—

—

1

ms VBAT < VPTH to VBAT > VPTH

—

—

1

ms IOUT Rising to 90% of IREG

1.1

1.5

1.9 Hours CTIMER = 0.1 µF

45

60

75 Minutes CTIMER = 0.1 µF

2.2

3

3.8 Hours CTIMER = 0.1 µF

—

— 200

µs ISINK = 1 mA to 0 mA

—

— 200

µs ISINK = 0 mA to 1 mA

TEMPERATURE SPECIFICATIONS

Electrical Specifications: Unless otherwise indicated, all limits apply for VDD = [VREG (Typ) + 0.3V] to 5.5.

Typical values are at +25°C, VDD = [VREG (Typ) + 1.0V]

Parameters

Sym Min Typ Max Units

Conditions

Temperature Ranges

Specified Temperature Range

Operating Temperature Range

Storage Temperature Range

Thermal Package Resistances

TA

-40

—

+85

°C

TJ

-40

— +125

°C

TA

-65

— +150

°C

4-Layer JC51-7

Thermal Resistance, 16-L, 4mm x 4mm QFN θJA

—

37

—

°C/W Standard Board,

Natural Convection

4-Layer JC51-7

Thermal Resistance, 10-L, 3mm x 3mm DFN θJA

—

51

—

°C/W Standard Board,

Natural Convection

 2004 Microchip Technology Inc.

DS21915A-page 5

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