VNQ7140AJTR datasheet(13/46 Pages) STMICROELECTRONICS

Part #	VNQ7140AJTR

Description	Quad channel high-side driver with MultiSense analog feedback

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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VNQ7140AJ

Electrical specification

7 V < VCC < 18 V; -40°C < Tj < 150°C

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IL(off2)

OFF-state output

sink current

VIN = 0 V; VOUT = VOL;

Tj = -40°C to 125°C

-100

-15

µA

tDSTKON

OFF-state

diagnostic delay

time from falling

edge of INPUT

(see Figure 9:

"TDSKON")

VSEn = 5 V; ChX ON to OFF

transition;

ChX diagnostic selected:

•

E.g: Ch0

VIN0 = 5 V to 0 V;

VSEL0,1,2 = 0 V; VOUT0 = 4 V;

IOUT0 = 0 A

100

350

700

µs

tD_OL_V

Settling time for

valid OFF-state

open load

diagnostic

indication from

rising edge of SEn

VIN0,1,2,3 = 0 V; VFR = 0 V;

VSEL0,1,2 = 0 V; VOUT0 = 4 V;

VSEn = 0 V to 5 V

60

µs

tD_VOL

OFF-state

diagnostic delay

time from rising

edge of VOUT

VSEn = 5 V; ChX OFF;

ChX diagnostic selected:

•

E.g: Ch0

VIN0 = 0 V; VSEL0,1,2 = 0 V;

VOUT0 = 0 V to 4 V

5

30

µs

Chip temperature analog feedback

VSENSE_TC

MultiSense output

voltage proportional

to chip temperature

all channels off

VSEn = 5 V; VSEL0 = 0 V;

VSEL1,2 = 5 V; VIN0,1,2,3 = 0 V;

RSENSE = 1

kΩ; Tj = -40°C

2.325 2.41 2.495

V

VSEn = 5 V; VSEL0 = 0 V;

VSEL1,2 = 5 V; VIN0,1,2,3 = 0 V;

RSENSE = 1

kΩ; Tj = 25°C

1.985 2.07 2.155

V

VSEn = 5 V; VSEL0 = 0 V;

VSEL1,2 = 5 V; VIN0,1,2,3 = 0 V;

RSENSE = 1

kΩ; Tj = 125°C

1.435 1.52 1.605

V

dVSENSE_TC/dT(1)

Temperature

coefficient

Tj = -40 °C to 150 °C

-5.5

mV/

K

Transfer function

VSENSE_TC (T) = VSENSE_TC (T0) + dVSENSE_TC / dT * (T - T0)

VCC supply voltage analog feedback

VSENSE_VCC

MultiSense output

voltage proportional

to VCC supply

voltage

VCC = 13 V; VSEn = 5 V;

VIN0,1,2,3 = 0 V; VSEL0,1,2 = 5 V;

RSENSE = 1

kΩ

3.16

3.23

3.3

V

Transfer function (3)

VSENSE_VCC = VCC / 4

Fault diagnostic feedback (see Table 10: "Truth table")

VSENSEH

MultiSense output

voltage in fault

condition

VCC = 13 V; RSENSE = 1

kΩ

•

E.g: Ch0 in open load

VIN0 = 0 V; VSEn = 5 V;

VSEL0,1,2 = 0 V; IOUT0 = 0 A;

VOUT0 = 4 V

5

6.6

V

DocID027404 Rev 1

13/46

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