Unless otherwise noted, V

mal type apply for T

T

Symbol

Parameter

Conditions

Typ

Limit

Units

Min

Max

BATTERY CHARGER

V

BAT-RST

Restart Threshold Voltage

(For 4.1V Cell)

V

to Pre-Qualification State

3.9

3.77

4.02

V

Restart Threshold Voltage

(For 4.2V Cell)

V

to Pre-Qualification State

4.00

3.86

4.12

R

SENSE

Internal Current Sense Resistance

(Note 8)

120

m

Ω

Internal Current Sense Resistor

Load Current

1.2

A

ICHG

MON

Diff-Amp Output

I

0.583

V

I

0.663

I

1.790

t

OUT

Charger Time Out

T

5.625

4.78

6.42

Hrs

T

5.625

4.5

6.75

V

OL

Low Level Output Voltage

EOC, CHG Pins each at 9 mA

100

mV

TEMPERATURE SENSE COMPARATORS

V

UTLO

Low Voltage Threshold

Voltage at Ts Pin, Rising

2.427

V

Voltage at Ts Pin, Falling

2.369

V

OTLO

High Voltage Threshold

Voltage at Ts Pin, Rising

1.470

V

Voltage at Ts Pin, Falling

1.390

V

LDO

LDO Mode Voltage Threshold

Voltage at Ts Pin, % of V

T

97

%

V

T

Voltage Output

2.787

V

LDO MODE (Ts = HIGH)

V

OUT

Output Voltage Regulation

I

4.10

V

I

4.06

LOGIC LEVELS

V

IL

Low Level Input Voltage

EN, ISEL, MODE

0.4

V

V

IH

High Level Input Voltage

EN, ISEL, MODE

2.0

V

I

IL

Input Current

EN, ISEL = LOW

−10

+10

µA

MODE = LOW

−5

+5

µA

I

IH

Input Current

EN, ISEL, MODE = HIGH

−5

+5

µA

Electrical Characteristics, I

Unless otherwise noted, V

25˚C. Limits appearing in boldface type apply over the entire junction temperature range for operation, T

(Notes 7, 8, 9)

Symbol

Parameter

Conditions

Typ

Limit

Units

Min

Max

V

IL

Low Level Input Voltage

SDA & SCL (Note 8)

0.4

0.3 V

DD

V

V

IH

High Level Input Voltage

SDA & SCL (Note 8)

0.7 V

DD

V

V

V

OL

Low Level Output Voltage

SDA & SCL (Note 8)

0

0.2 V

DD

V

V

HYS

Schmitt Trigger Input Hysteresis

SDA & SCL (Note 8)

0.1 V

DD

V

F

CLK

Clock Frequency

(Note 8)

400

kHz

t

HOLD

Hold Time Repeated START

Condition

(Note 8)

0.6

µs

t

CLK-LP

CLK Low Period

(Note 8)

1.3

µs

t

CLK-HP

CLK High Period

(Note 8)

0.6

µs

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