STBC03 Datasheet, PDF (6/34 Pages) STMicroelectronics – Li-Ion linear battery charger with LDO and load switches

Application schematic
1
Application schematic
Figure 1: STBC03 application schematic
STBC03
Symbol
CIN
CSYS
RISET
RIPRE
CBAT
RFLOAT
RDIV1, DIV2
RCHG
CLDO
Value
Table 1: Typical bill of material (BOM)
Description
10 µF (16 V) Input supply voltage capacitor
1 µF (10 V) System output capacitor
Refer to ISET Charge current programming resistor
Refer to IPRE Pre-charge current programming resistor
4.7 µF (6.3 V) Battery positive terminal capacitor
BATSNSFV Floating voltage programming resistor
100-200 kΩ Battery monitor resistor divider
10 kΩ
Charging/fault pull-up resistor⁽¹⁾
1.0 µF (10 V) LDO output capacitor
Notes:
(1)_{RCHG must be calculated according to the external LED electrical characteristics.}
Note
Ceramic type
Ceramic type
Film type
Film type
Ceramic type
Film type
Film type
Film type
Ceramic type
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DocID029927 Rev 2