STPMIC1APQR datasheet(12/140 Pages) STMICROELECTRONICS

12 / 140 page

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VLDO3IN-BP

Input voltage

range

1.7

ILDO3OUT-BP

Continuous

output current

1.7 V<VLDO3IN<2 V no overcurrent protection in

bypass mode

RDSONLDO3-BP

Bypass transistor

RDS(on)

ILDO3OUT=40 mA,Tj = 25 °C

0.45

0.6

tSSLDO3-BP

Soft-start duration

1.7 V < VLDO3IN < 2 V, 0 < ILDO3OUT < 1 mA

100

µs

tSDLDO3-BP

Shutdown

duration

Pull-down enabled, VLDO3OUT=1.8 V to VLDO3OUT

= 0.2 V, ILDO3OUT = no load, VIN=3.6 V, COUT=4.7

µF

LDO4

VLDO4OUT = 3.3 V, Tj = -40 °C to +125 °C, recommended BOM, unless otherwise specified

VLDO4IN

Input voltage

range

VLDO4IN = Max.(VIN; VBUSOTG; BSTOUT)

2.8(2)

5.5

VLDO4OUT-ACC

Output voltage

accuracy

3.6 V<VLDO4IN<5.5 V, 1 mA<ILDO4OUT<30 mA

3.23

3.3

3.34

ILDO4OUT

Continuous

output current

VLDO4IN = 3.6 V to 5.5 V

ILDO4LIM

Load current

limitation

VLDO4IN = 3.6 V to 5.5 V

200

ILDO4Q

Quiescent current

ILDO4OUT = 0 mA, TJ = +105 °C

µA

VLDO4DROP

Dropout voltage

from VIN

ILDO4OUT = 30 mA

VLDO4OUT-LO

Load transient

regulation VIN

ΔILDO4OUT = 1 to 30 mA, ΔVLDO4IN = 0, tR = tF ~1

µs

VLDO4OUT-LI

Line transient

regulation VIN

ΔVLDO4IN = 600 mV, ΔILDO4OUT = 0, tR = tF ~10 μs

PSRRLDO4

Power supply

rejection ratio

ΔVLDO4IN = 300 mVPP, f=[0.1:10] kHz

tSSLDO4

Soft-start duration

3.5 V<VLDO4IN<5.5 V, 0<ILDO4OUT<1 mA

100

µs

tSDLDO4

Shutdown

duration

Pull-down enabled, VLDO4OUT=3.3 V to

VLDO4OUT<0.2 V, ILDO4OUT = no load, VIN=3.6 V,

COUT=4.7 µF

LDO6

VLDO6IN =3.6 V, VLDO6OUT = 1.0 V, Tj = -40 °C to +125 °C, recommended BOM, unless otherwise specified

VIN

Main input

voltage range

VLDO6IN

2.8

5.5

VLDO6OUT

Output voltage

VLDO6IN >VLDO6OUT +VLDO6DROP Programmable

value. Refer to Table 9. LDO output voltage

settings

0.9 to 3.3

Voltage programming step

100

VLDO6OUT-ACC

Output voltage

accuracy

VLDO6IN >VLDO6OUT +VLDO6DROP,

0<ILDO6OUT<150 mA

-2

ILDO6OUT

Continuous

output current

2.8 V<VLDO6IN<5.5 V

150

ILDO6LIM

Load current

limitation

2.8 V<VLDO6IN<5.5 V

160

200

350

ILDO6Q

Quiescent current

ILDO6OUT = 0 mA, TJ = +105 °C

µA

STPMIC1

Electrical and timing parameters

DS12792 - Rev 7

page 12/140

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