STBC02BJR datasheet(13/39 Pages) STMICROELECTRONICS

13 / 39 page

STBC02

Electrical characteristics

DocID029261 Rev 2

13/39

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

RUP

CEN pull-up resistor

375

500

625

kΩ

VLDO

LDO output voltage

ILDO=1 mA

-3

VLDO(2)

ΔVOUT-LOAD

LDO static load

regulation

ILDO=1 mA to 150 mA

±0.002

±0.003

%/mA

ISC

LDO short-circuit

current

RLOAD

=0 Ω

250

350

tON

LDO turn-on time

0 to 95% VLDO,

IOUT=150 mA

210

µs

IBATOCP

Battery discharge

overcurrent protection

VIN<VUVLO (powered from

BAT), it can be set by 4

SWIRE steps

900

IINLIM

Input current limitation

VSYS> VILIMSCTH; VUVLO<VIN

< VINOVP (powered from IN)

1.7

VILIMSCTH

SYS voltage threshold

for input current

limitation short-circuit

detection

VUVLO<VIN<VINOVP

VSCSYS

SYS short-circuit

protection threshold

VIN<VUVLO or VIN>VINOVP

(powered from BAT)

VBAT-0.8

INTCB

NTC pin bias current

VNTC=0.25 V

µA

VHOT

Thermal hot threshold

Increasing NTC

temperature

0.234

0.246

0.258

VCOLD

Thermal cold threshold

Decreasing NTC

temperature

1.28

1.355

1.43

THYST

Hot/cold temperature

thresholds hysteresis

10 kΩ NTC, ß=3370

°C

TSD

Thermal shutdown die

temperature

155

°C

TWRN

Thermal warning die

temperature

135

°C

tPW-VIN

Minimum input voltage

connection time to exit

from shutdown mode

VBAT=3.5 V, RNTC

=10 kΩ

240

tOCD

Overcharge detection

delay

VBAT> VOCHG,

VUVLO<VIN<VINOVP

1.2

tODD

over-discharge

detection delay

VBAT<VODC and VIN<VUVLO

or VIN> VINOVP

tDOD

Discharge overcurrent

detection delay

IBAT> IBATOCP, VIN<VUVLO or

VIN> VINOVP

tPFD

Pre-charge to fast

charge transition

deglitch time

Rising

100

tFPD

Fast charge to pre-

charge fault deglitch

time

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