BQ24192 datasheet(6/53 Pages) TI2

6 / 53 page

bq24190, bq24192, bq24192I

SLUSAW5B – JANUARY 2012 – REVISED DECEMBER 2014

www.ti.com

8.2 ESD Ratings

VALUE

UNIT

Human body model (HBM), per ANSI/ESDA/JEDEC JS-001(1)

1000

V(ESD)

Electrostatic discharge

Charged device model (CDM), per JEDEC specification JESD22-

250

C101(2)

(1)

JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.

(2)

JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.

8.3 Recommended Operating Conditions

MIN

MAX

UNIT

VIN

Input voltage

3.9

17(1)

IIN

Input current

ISYS

Output current (SYS)

4.5

VBAT

Battery voltage

4.4

Fast charging current

4.5

6 (continuous)

IBAT

9 (peak)

Discharging current with internal MOSFET

(up to 1 sec

duration)

Operating free-air temperature range

–40

°C

(1)

The inherent switching noise voltage spikes should not exceed the absolute maximum rating on either the BTST or SW pins. A tight

layout minimizes switching noise.

8.4 Thermal Information

bq2419x

THERMAL METRIC(1)

UNIT

RGE (24 PIN)

RθJA

Junction-to-ambient thermal resistance

32.2

RθJCtop

Junction-to-case (top) thermal resistance

29.8

RθJB

Junction-to-board thermal resistance

9.1

°C/W

ψJT

Junction-to-top characterization parameter

0.3

ψJB

Junction-to-board characterization parameter

9.1

RθJCbot

Junction-to-case (bottom) thermal resistance

2.2

(1)

For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.

8.5 Electrical Characteristics

VVBUS_UVLOZ < VVBUS < VACOV and VVBUS > VBAT + VSLEEP, TJ = –40°C to 125°C and TJ = 25°C for typical values unless other

noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

QUIESCENT CURRENTS

VVBUS < VUVLO, VBAT = 4.2 V, leakage between

µA

BAT and VBUS

High-Z Mode, or no VBUS, BATFET disabled

IBAT

Battery discharge current (BAT, SW, SYS)

µA

(REG07[5] = 1), –40°C to 85°C

High-Z Mode, or no VBUS, REG07[5] = 0, –40°C

µA

to 85°C

VVBUS = 5 V, High-Z mode

µA

VVBUS = 17 V, High-Z mode

µA

VVBUS > VUVLO, VVBUS > VBAT, converter not

1.5

switching

IVBUS

Input supply current (VBUS)

VVBUS > VUVLO, VVBUS > VBAT, converter

switching, VBAT = 3.2 V, ISYS = 0 A

VVBUS > VUVLO, VVBUS > VBAT, converter

switching, VBAT = 3.8 V, ISYS = 0 A

VBAT = 4.2 V, Boost mode, IVBUS = 0 A,

IOTGBOOST

Battery discharge current in boost mode

converter switching

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