STCC2540 datasheet(7/32 Pages) STMICROELECTRONICS

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STCC2540

Electrical characteristics

Table 4. Electrical characteristics VIN = 4.5 to 5.5 V, -40 °C < TJ < 125 °C

(unless otherwise specified)

Symbol

Parameter

Conditions

Min. Typ. Max.

Unit

Current consumption

IACTIVE

Supply current in active state

(EN = 1)

Mode CDP (111)

110

160

µA

Mode SDP (110 - 010)

100

150

Mode DCP auto-detect (001)

– Divider mode

–BC1.2

260

110

290

180

Mode DCP BC1.2 (100)

110

180

Mode DCP divider (101)

210

290

IDISABLED

Supply current in disable

state

EN = 0, TJ = 25 °C

0.2

TJ = 125 °C

Power switch - DC parameters

RON

Static on-resistance

TJ = 25 °C

-40 °C < TJ < 125 °C

│IREVERSE│

Reverse leakage current in

disabled state (absolute

value)

VOUT = 5.5 V,

VIN = 0, VEN = 0, TJ = 25 °C,

measured at IN

µA

TJ = 125 °C, other conditions

the same as above

VREVERSE

Reverse voltage protection

threshold (VOUT - VIN)

VUVLO < VIN < VOUT, EN = 1,

power switch ON -> OFF

IOS

Current limiter threshold

RILIM = 96 kΩ

340

500

625

RILIM = 33 kΩ

1290 1450 1595

RILIM = 19.6 kΩ

2255 2450 2645

RILIM = 17.2 kΩ

2800

TSTOP

Thermal shutdown threshold

140

150

160

°C

THYST

Thermal shutdown

hysteresis

IEN

EN input leakage current

VIN = 5.5 V, VEN = 0 V or 5 V

-1

µA

VEN

Enable input turn-on, turn-off

threshold voltage

0.4

1.6

VHYST(EN)

Enable input turn-on, turn-off

voltage hysteresis

500

VOL(FAULT)

FAULT output low voltage

IFAULT = 1 mA

180

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