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AAT3603IIH-T1

Total Power Solution for Portable Applications

Skyworks Solutions 

DATA SHEET

AAT3603

Total Power Solution for Portable Applications

Electrical Characteristics1

VIN = 5V, VBAT = 3.6V, -40C ≤ TA ≤ +85C, unless noted otherwise. Typical values are TA = 25C.

Symbol

Description

Logic Control / Protection (continued)

VOCP

Over Current Protection Threshold

TC

Constant Current Mode Time Out

TK

Trickle Charge Time Out

TV

Constant Voltage Mode Time Out

ITS

Current Source from TS Pin

TS1

TS Hot Temperature Fault

TS2

TS Cold Temperature Fault

TLOOP_IN

Thermal Loop Entering Threshold

TLOOP_OUT

Thermal Loop Exiting Threshold

TREG

Thermal Loop Regulation

Step-Down Buck Converter (Core)

VOUTBUCK

ILIMOUTBUCK

RDS(ON)L

RDS(ON)H

FOSC

Output Voltage Accuracy

P-Channel Current Limit

High Side Switch On-Resistance

Low Side Switch On-Resistance

Oscillator Frequency

TS

Start-Up Time

LDO1 (PowerDigital)

VOUT1

IOUT1

ILIM1

VDO1

VOUT1(VOUT1VIN1)

VOUT1

PSRR

Output Voltage Accuracy

Output Current

Output Current Limit

Dropout Voltage

Line Regulation

Load Regulation

Power Supply Rejection Ratio

TS

Start Up Time

Conditions

CCT = 100nF, VCHGIN = 5V

Falling Threshold

Hysteresis

Rising Threshold

Hysteresis

IOUTBUCK = 0 ~ 300mA; VIN = 2.7V ~ 5.5V

TA = 25°C

From Enable to Regulation; COUTBUCK =

4.7μF, CNOISE = On

IOUT1 = 0~300mA

IOUT1 = 300mA

IOUT1 = 100mA

IOUT1 = 0.5mA ~ 150mA

IOUT1 = 10mA, COUT1=22μF, 100Hz ~ 10KHz

From Enable to Regulation; C OUT1 = 22μF,

CNOISE = On

Min

71

318

2.30

1.71

-3

300

Typ

105

3

TC/8

3

75

331

25

2.39

25

115

85

100

1.80

0.8

0.8

0.8

1.5

100

1000

160

40

60

175

Max

79

346

2.48

1.89

+3

320

0.07

Units

%VCS

Hours

Hours

Hours

μA

mV

V

mV

°C

°C

°C

V

A

Ω

Ω

MHz

μs

%

mA

mA

mV

%/V

mV

dB

μs

1. Specification over the –40°C to +85°C operating temperature range is assured by design, characterization and correlation with statistical process controls.

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

202211B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 20, 2013

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