BQ40Z50-R1 datasheet(10/56 Pages) TI2

10 / 56 page

bq40z50-R1

SLUSCB3 – JULY 2015

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Electrical Characteristics: Current Wake Comparator (continued)

Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =

2.2 V to 26 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Time from

application of

tWAKE

700

µs

current to wake

interrupt

Wake comparator

tWAKE(SU)

500

1000

µs

startup time

7.10 Electrical Characteristics: VC1, VC2, VC3, VC4, BAT, PACK

Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =

2.2 V to 26 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VC1–VSS, VC2–VC1, VC3–VC2, VC4–VC3

0.1980

0.2000

0.2020

Scaling factor

BAT–VSS, PACK–VSS

0.049

0.050

0.051

—

VREF2

0.490

0.500

0.510

VC1–VSS, VC2–VC1, VC3–VC2, VC4–VC3

–0.2

VIN

Input voltage range

BAT–VSS, PACK–VSS

–0.2

VC1, VC2, VC3, VC4, cell balancing off, cell detach

ILKG

Input leakage current

µA

detection off, ADC multiplexer off

Internal cell balance

RCB

RDS(ON) for internal FET switch at 2 V < VDS < 4 V

200

resistance

Internal cell detach

ICD

VCx > VSS + 0.8 V

µA

check current

7.11 Electrical Characteristics: SMBD, SMBC

Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =

2.2 V to 26 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIH

Input voltage high

SMBC, SMBD, VREG = 1.8 V

1.3

VIL

Input voltage low

SMBC, SMBD, VREG = 1.8 V

0.8

VOL

Output low voltage

SMBC, SMBD, VREG = 1.8 V, IOL = 1.5 mA

0.4

CIN

Input capacitance

ILKG

Input leakage current

µA

RPD

Pulldown resistance

0.7

1.0

1.3

7.12 Electrical Characteristics: PRES, BTP_INT, DISP

Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =

2.2 V to 26 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIH

High-level input

1.3

VIL

Low-level input

0.55

VBAT > 5.5 V, IOH = –0 µA

3.5

VOH

Output voltage high

VBAT > 5.5 V, IOH = –10 µA

1.8

VOL

Output voltage low

IOL = 1.5 mA

0.4

CIN

Input capacitance

ILKG

Input leakage current

µA

Output reverse

Between PRES or BTP_INT or DISP and PBI

resistance

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