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STBC03 Datasheet(PDF) 10 Page - STMicroelectronics

Part # STBC03
Description  Li-Ion linear battery charger with LDO and load switches
PDF  34 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STBC03 Datasheet(HTML) 10 Page - STMicroelectronics

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Electrical characteristics
STBC03
10/34
DocID029927 Rev 2
4
Electrical characteristics
VIN=5 V, VBAT = 3.6 V, CLDO = 1 µF, CBAT = 4.7 µF, CIN = 10 µF, CSYS = 1 µF, RISET
= 1 kΩ,
SD = GND, CEN = high, RIPRE
= 4.7 kΩ, TA = 25 °C, SW_SEL1 = SW_SEL2 = GND,
BATMS_EN = GND, WAKE-UP floating unless otherwise specified.
Table 5: Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VIN
Operating input
voltage
VFLOAT set 4.2 V, IFAST < 250 mA
4.55
5.4
V
VFLOAT set 4.45 V, IFAST < 450 mA,
ISYS = ILDO = 0 mA
4.75
5.4(1)
V
VINOVP
Input overvoltage
protection
VIN rising
5.6
5.9
6.4
V
VINOVPH
Input overvoltage
protection
hysteresis
VIN falling
200
mV
VUVLO
Undervoltage
lock-out
VIN falling
3.9
V
VUVLOH
Undervoltage
lock-out
hysteresis
VIN rising
300
mV
IIN
IN supply current
Charger disabled mode (CEN = low),
ISYS = ILDO = 0 A
600
μA
Charging, VHOT < VNTC < VCOLD, including
RISET current
1.4
mA
VFLOAT
Battery floating
voltage
IBAT = 1 mA, BATSNS and BATSNSFV
short to battery terminal
4.179
4.2
4.221
V
IBAT
BAT pin supply
current
Battery-powered mode (VIN < VUVLO),
ILDO = 0 A
4
8
µA
Charge terminated
9
12
µA
Shutdown mode (by SWIRE)
10
50
nA
Over-discharge mode (VBAT < VODC,
VIN < VUVLO)
10
50
IFAST
Fast charge
current
RISET
= 300 Ω
650(1)
mA
RISET
= 430 Ω, constant-current mode
ILDO+ ISYS < 150 mA
450(1)
500
RISET
= 1 kΩ, constant-current mode
200
IPRE
Pre-charge
current
RIPRE
= 10 kΩ, constant-current mode
20
mA
VISET
ISET regulated
voltage
1
V
VIPRE
IPRE regulated
voltage
1
V



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