STPMIC1 datasheet(19/140 Pages) STMICROELECTRONICS

19 / 140 page

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

EFFBST

Efficiency

IBSTOUT=100 mA, TA = 25 °C

IBSTOUT=500 mA, TA = 25 °C

IBSTOUT=1100 mA, TA = 25 °C

VBST-LO

Load transient

regulation

IBSTOUT= 0 A to 0.5 A, ΔVIN = 0, tR = tF ~5 µs

VIN={3.6 V;5 V}

300

IBSTOUT= 0.5 A to 1.0 A, ΔVIN = 0, tR = tF ~5 µs

VIN={3.6 V;5 V}

130

200

VBST-LI

Line transient

regulation

ΔVIN = 5 V+/-250 mV, IBSTOUT = 500 mA, tR = tF

~1 μs

VBST-OVR

Power-up

overshoot

3.0 V<VBSTIN<5.2 V, IBSTOUT=0 mA

300

IPRECH_BST

Precharge

current

220

tPRECH_BST

Maximum

precharge

duration

IBSTOUT=0 mA

tSS_BST

Soft-start duration

IBSTOUT=0 mA

500

µs

RDSON-BYP

Bypass switch

ON-resistance

IBSTOUT=300 mA, VIN = 5.3 V

115

mΩ

PWR_USB_SW switch

VBSTOUT=5.2 V, Tj = -40 °C to +125 °C, recommended BOM, unless otherwise specified

RDSON-VBUSOTG

Switch ON-

resistance

IVBUSOTG=300 mA

145

250

mΩ

IVBUSOTG

Continuous

output current

0.5

IVBUSOTGOCP

Overcurrent limit

0.55

IVBUSOTG_SH

Short-circuit

threshold

1.1

tSS_VBUSOTG

Soft-on/off

duration

tVBUSOTGDB

VBUSOTG det.

debounce time

VVBUSOTG_Rise

VBUSOTG rise

threshold

3.6

3.8

4.0

VVBUSOTG_Fall

VBUSOTG fall

threshold

2.0

2.2

2.4

PWR_SW switch

VSWIN = 5.2 V, Tj = -40 °C to +125 °C, recommended BOM, unless otherwise specified

RDSON-SWOUT

Switch ON-

resistance

ISWOUT=300 mA

100

200

mΩ

ISWOUT

Continuous

output current

ISWOUTOCP

Overcurrent limit

OCP_SWOUT_LIM = 0

0.6

OCP_SWOUT_LIM = 1

1.1

ISWOUT_SH

Short-circuit

threshold

1.1

STPMIC1

Electrical and timing parameters

DS12792 - Rev 7

page 19/140

STPMIC1 数据表(PDF) 19 Page - STMicroelectronics

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