BQ4285LS datasheet(14/32 Pages) TI

14 / 32 page

DC Electrical Characteristics—bq4285E (TA = TOPR, VCC = 5V ± 10%)

Symbol

Parameter

Minimum

Typical

Maximum

Unit

Conditions/Notes

ILI

Input leakage current

± 1

µAVIN = VSS to VCC

ILO

Output leakage current

± 1

µA

AD0–AD7, INT, and SQW

in high impedance,

VOUT = VSS to VCC

VOH

Output high voltage

2.4

IOH = -2.0 mA

VOL

Output low voltage

0.4

IOL = 4.0 mA

ICC

Operating supply current

Min. cycle, duty = 100%,

IOH = 0mA, IOL = 0mA

VSO

Supply switch-over voltage

-V

ICCB

Battery operation current

0.3

0.5

µA

VBC = 3V, TA = 25°C, no

load on VOUT or CEOUT

ICCSB

Standby supply current

300

µA

VIN = VCC or VSS,

≥ VCC - 0.2,

no load on VOUT

VPFD

Power-fail-detect voltage

4.0

4.17

4.35

VOUT1

VOUT voltage

VCC - 0.3V

IOUT = 100mA, VCC >VBC

VOUT2

OUT voltage

VBC - 0.3V

IOUT = 100

µA, VCC < VBC

ICE

Chip enable input current

100

µA

Internal 50K pull-up

Note:

Typical values indicate operation at TA = 25°C, VCC = 5V or VBC = 3V.

bq4285E/L

BQ4285LS Datasheet(PDF) 14 Page - Texas Instruments

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