BQ25882 datasheet(7/86 Pages) TI2

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BQ25883

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SLUSDL3A – FEBRUARY 2019 – REVISED APRIL 2019

Product Folder Links: BQ25883

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Thermal Information (continued)

over operating free-air temperature range (unless otherwise noted)

THERMAL METRIC(1)

BQ25883

UNIT

RGE (VQFN)

24-PIN

RΘ JC(bot)

Junction-to-case (bottom) thermal resistance

3.7

°C/W

7.5 Electrical Characteristics

VVBUS_UVLO_RISING< VVBUS < VVBUS_OV, TJ = -40°C to+125°C, and TJ = 25°C for typical values (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX UNIT

QUIESCENT CURRENTS

IBAT

Battery discharge current (BAT)

VBAT = 9 V, No VBUS, SCL, SDA = 0 V

or 1.8 V, TJ=25C, ADC Disabled

µA

VBAT = 9 V, No VBUS, SCL, SDA = 0 V

or 1.8 V, TJ < 85C, ADC Disabled

µA

IVBUS_HIZ

Input supply current (VBUS) in HIZ

VBUS = 5 V, High-Z Mode, no battery,

ADC Disabled, 25

℃

µA

VBUS = 5 V, High-Z Mode, no battery,

ADC Disabled, <85

℃

µA

IVBUS

Input supply current (VBUS)

VBUS = 5 V, VBAT = 7.6 V, converter not

switching

1.5

VBUS = 5 V, VBAT = 7.6 V, converter

switching, ISYS = 0A

IBAT_OTG

Battery discharge current in OTG

mode

VBAT = 8.4 V, OTG Buck Mode, IVBUS =

0A, converter switching

VBUS/VBAT POWER UP

VVBUS_OP

VBUS operating range

3.9

6.2

VVBUS_UVLO_RISING

VBUS rising for active I2C, no battery VBUS rising

3.3

3.68

VVBUS_OV

VBUS over-voltage rising threshold

VBUS rising

6.2

6.6

VBUS over-voltage falling threshold

VBUS falling

5.9

6.4

VBAT_UVLO_RISING

Battery for active I2C

VBAT rising

3.7

4.42

VPOORSRC_FALLING

Bad adapter detection threshold

VBUS falling below VPOORSRC_FALLING

3.7

IPOORSRC

Bad adapter detection current source

POWER-PATH

VSYS

Typical System Regulation Voltage

ISYS = 0A, VBAT = 8.80 V >

SYS_MIN[3:0], Charge Disabled (EN_CHG

= 0)

VBAT+0.

ISYS = 0A, VBAT < SYS_MIN[3:0],

Charge Disabled (EN_CHG = 0)

VSYS_

MIN+0.

VSYS_MIN

System Regulation Voltage

VBAT < SYS_MIN[3:0] = 0010, Charge

Disabled (EN_CHG = 0)

6.2

6.4

BATTERY CHARGER

VREG_RANGE

Typical charge voltage regulation

range

6.8

9.2

VREG_STEP

Typical charge voltage step

VREG_ACC

Charge voltage

VREG = 8.40 V, TJ = 0°C to 85°C,

8.35

8.4

8.44

ICHG_RANGE

Charge current regulation range

100

2200

ICHG_STEP

Charge current regulation step

ICHG_ACC

Fast Charge current regulation

accuracy

ICHG = 1000 mA, VBAT = 6.2 V or 7.6 V,

TJ = 0°C to 85°C

-7.5

7.5

ICHG_ACC

Fast Charge current regulation

accuracy

ICHG = 500mA, VBAT = 6.2 V or 7.6 V, TJ

= 0°C to 85°C

-15

BQ25882 Datasheet(PDF) 7 Page - Texas Instruments

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