4

Electrical characteristics

VCHGIN = 5 V, VBAT = 3.6 V, C1 = 10 µF, C2 = 10 µF, VSET0,1 = 0 V; ISET0,1 = 0 V, SM floating, TA = 25 °C, unless

otherwise specified.

Table 5. Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

CHGIN

Operating input voltage

Vfloat set 4.2 V,

IFAST < 250 mA

VCHGIN_UVLO

6.5 (1)

V

VBATMIN

Minimum battery voltage

3.2

V

VCHGIN_UVLO

CHGIN undervoltage lockout

threshold - rising

VBAT < VBAT_OVD

3.3

3.5

V

VCHGIN_UVLO_H

CHGIN undervoltage lockout

hysteresis

VBAT < VBAT_OVD

150

mV

ICHARGE

Battery charging current

(CC mode)

0 V < VBAT < VFLOAT

ISET0,1 = CHGIN

36

40

44

mA

0 V < VBAT < VFLOAT

ISET1 = CHGIN, ISET0 = GND

26

30

34

mA

0 V < VBAT < VFLOAT

ISET1 = GND,

ISET0 = CHGIN

16

20

24

mA

0 V < VBAT < VFLOAT

ISET0,1 = GND

8

10

12

mA

VFLOAT

Battery float voltage

(CV mode)

STBC15, IBAT = 10 µA,

VSET0,1 1 = CHGIN, TA = 25 °C

4.180

4.2

4.221

V

STBC15L, IBAT = 10 µA,

VSET0,1 = CHGIN, TA = 25 °C

4.378

4.4

4.422

V

Battery float voltage

(CV mode), temperature

variation (1)

STBC15, IBAT = 10 µA,

VSET0,1 = CHGIN, TA = -40 to 85 °C

4.158

4.2

4.242

V

STBC15L, IBAT= 10 µA,

VSET0,1 = CHGIN, TA= -40 to 85 °C

4.356

4.4

4.444

V

ICC

IC supply current

TA = -40 to 85 °C

580

1000

nA

IBAT

Leakage on BAT pin

VCHGIN = 0 V,

VBAT < VBAT_OVD

4

10

nA

VCHGIN = 0 V, IOUT = 0 A,

VBAT > VBAT_OVD

250

380

nA

Shelf-mode, VCHGIN = 0 V,

VBAT = 4 V

4

10

nA

STBC15

Electrical characteristics

DS12551 - Rev 1

page 5/23