VN7140AS datasheet(10/45 Pages) STMICROELECTRONICS

10 / 45 page

7 V < VCC < 18 V; -40°C < Tj < 150°C

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

dK1/K1 (1) (2)

Current sense ratio drift

IOUT = 0.15 A; VSENSE = 4 V;

VSEn = 5 V

-15

IOUT/ISENSE

IOUT = 0.7 A; VSENSE = 4 V;

VSEn = 5 V

380

475

570

dK2/K2 (1) (2)

Current sense ratio drift

IOUT = 0.7 A; VSENSE = 4 V;

VSEn = 5 V

-10

IOUT/ISENSE

IOUT = 2 A; VSENSE = 4 V; VSEn = 5 V

430

470

520

dK3/K3 (1) (2)

Current sense ratio drift

IOUT = 2 A; VSENSE = 4 V; VSEn = 5 V

-5

ISENSE0

MultiSense leakage current

MultiSense disabled: VSEn = 0 V

0.5

µA

MultiSense disabled:

-1 V < VSENSE < 5 V(1)

-0.5

0.5

MultiSense enabled: VSEn = 5 V;

Channel ON; IOUT = 0 A; Diagnostic

selected; VIN = 5 V; VSEL0 = 0 V;

VSEL1 = 0 V; IOUT = 0 A

MultiSense enabled: VSEn = 5 V;

Channel OFF; Diagnostic selected:

VIN = 0 V; VSEL0 = 0 V; VSEL1 = 0 V

VOUT_MSD (1)

Output voltage for MultiSense

shutdown

VIN = 5 V; VSEn = 5 V; VSEL0 = 0 V;

VSEL1 = 0 V; RSENSE = 2.7 kΩ; IOUT =

1 A

VSENSE_SAT

Multisense saturation voltage

VCC = 7 V; RSENSE = 2.7 kΩ;

VSEn = 5 V; VIN = 5 V; VSEL0 = 0 V;

VSEL1 = 0 V; IOUT = 2 A; Tj = 150°C

ISENSE_SAT (1)

CS saturation current

VCC = 7 V; VSENSE = 4 V; VIN = 5 V;

VSEn = 5 V; VSEL0 = 0 V; VSEL1 = 0 V;

Tj = 150°C

IOUT_SAT (1)

Output saturation current

VCC = 7 V; VSENSE = 4 V; VIN = 5 V;

VSEn = 5 V; VSEL0 = 0 V; VSEL1 = 0 V;

Tj = 150°C

2.2

OFF-state diagnostic

VOL

OFF-state open-load voltage

detection threshold

VIN = 0 V; VSEn = 5 V; VSEL0 = 0 V;

VSEL1 = 0 V

IL(off2)

OFF-state output sink current

VIN = 0 V; VOUT = VOL; Tj = -40 °C to

150°C

-100

-15

µA

tDSTKON

OFF-state diagnostic delay

time from falling edge of

INPUT

(see Figure 9. TDSTKON )

VIN = 5 V to 0 V; VSEn = 5 V;

VSEL0 = 0 V; VSEL1 = 0 V; IOUT = 0 A;

VOUT = 4 V

100

350

700

µs

tD_OL_V

Settling time for valid OFF-

state open load diagnostic

indication from rising edge of

SEn

VIN = 0 V; VFR = 0 V; VSEL0 = 0 V;

VSEL1 = 0 V; VOUT = 4 V;

VSEn = 0 V to 5 V

µs

tD_VOL

OFF-state diagnostic delay

time from rising edge of VOUT

VIN = 0 V; VSEn = 5 V; VSEL0 = 0 V;

VSEL1 = 0 V; VOUT = 0 V to 4 V

µs

Chip temperature analog feedback (VN7140AJ only)

VN7140AJ, VN7140AS

Main electrical characteristics

DS10830 - Rev 4

page 10/45

VN7140AS Datasheet(PDF) 10 Page - STMicroelectronics

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