VN7140ASTR datasheet(14/55 Pages) STMICROELECTRONICS

14 / 55 page

Electrical specification

VN7140AJ, VN7140AS

14/55

DocID027401 Rev 3

Table 9: MultiSense

7 V < VCC < 18 V; -40°C < Tj < 150°C

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VSENSE_CL

MultiSense clamp

voltage

VSEn = 0 V; ISENSE = 1 mA

-17

-12

VSEn = 0 V; ISENSE = -1 mA

CurrentSense characteristics

KOL

IOUT/ISENSE

IOUT = 0.01 A;

VSENSE = 0.5 V; VSEn = 5 V

295

dKcal/Kcal(1)(2)

Current sense ratio

drift at calibration

point

IOUT = 0.01 A to 0.025 A;

Ical = 17.5 mA;

VSENSE = 0.5 V; VSEn = 5 V

-30

KLED

IOUT/ISENSE

IOUT = 0.025 A;

VSENSE = 0.5 V; VSEn = 5 V

330

580

820

dKLED/KLED(1)(2)

Current sense ratio

drift

IOUT = 0.025 A;

VSENSE = 0.5 V; VSEn = 5 V

-25

IOUT/ISENSE

IOUT = 0.07 A;

VSENSE = 0.5 V; VSEn = 5 V

375

550

720

dK0/K0(1)(2)

Current sense ratio

drift

IOUT = 0.07 A; VSENSE = 0.5

V; VSEn = 5 V

-20

IOUT/ISENSE

IOUT = 0.15 A; VSENSE = 4 V;

VSEn = 5 V

360

500

670

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

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