AAT3682(2005) Просмотр технического описания (PDF) - Advanced Analogic Technologies

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AAT3682
(Rev.:2005)

Lithium-Ion/Polymer Linear Battery Charger

Advanced Analogic Technologies 

AAT3682

Lithium-Ion/Polymer Linear Battery Charger

Electrical Characteristics1

VIN = 5.0V, TA = -20 to +70°C, unless otherwise noted. Typical values are at TA = 25°C.

Symbol

VIN

ICC

ISLEEP

ISTAT(HI)

VSTAT(LOW)

VCH

VCS

ICH

VMIN

VTRICKLE

T2X

VTS1

VTS2

VTERM

VRCH

VUVLO

VOVP

VOCP

Description

Conditions

Operation Input Voltage

Operating Current

Sleep Mode Current

STAT High Level Output Leakage Current

STAT Low Level Sink Current

Output Charge Voltage Regulation

Charge Current Regulation

Charge Current2

Preconditioning Voltage Threshold

Trickle Charge Current Regulation

Trickle Charge Current Gain

Low Temperature Threshold

High Temperature Threshold

Charge Termination Threshold Voltage

Battery Recharge Voltage Threshold

Under-Voltage Lockout

Over-Voltage Protection Threshold

Over-Current Protection Threshold

VIN = 5.5V, VCH = 4.2

VIN = 3.5V, VCH = 4.2

VIN = 5.5V

VIN = 5.5V, ISINK = 5mA

VBAT = 4.2V

TA = 25°C

See Note 1

VIN = 5.5V, VCH = 4.2

VIN = 5.5V

VCH = 4.2V

T2X Floating; VCH = 4.2V

T2X = VSS

VCH = 4.2V

VIN Rising, TA = 25°C

Min Typ Max Units

4.7

6.0 V

0.5 3.0 mA

3.0 6.0 µA

-1.0

+1.0 µA

0.3 0.6 V

4.175 4.20 4.225

V

4.158 4.20 4.242

90 100 110 mV

1.0 A

3.04 3.1 3.16 V

10

mV

1.8

29.1 30 30.9 %VCC

58.2 60 61.8 %VCC

4

12 24 mV

4.018 4.1 4.182 V

3.5 4.0 4.5 V

4.4

V

200

%VCS

1. The AAT3682 output charge voltage is specified over 0°C to 55°C ambient temperature range; operation over -20°C to 70°C is guar-

anteed by design.

2. 1A of charging current is only for dynamic applications and not DC. In addition, the ambient temperature must be at or below 50°C.

4

3682.2005.02.1.1

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