VND7004AY datasheet(14/47 Pages) STMICROELECTRONICS

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Electrical specification

VND7004AY

14/47

DocID027772 Rev 9

7 V < VCC < 18 V; -40°C < Tj < 150°C

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

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 = 0 V;

VSEL1 = 0 V;

VOUT = 0 V to 4 V

µs

Chip temperature analog feedback

VSENSE_TC

MultiSense output

voltage

proportional to

chip temperature

VSEn = 5 V; VSEL0 = 0 V;

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

RSENSE = 1

kΩ; Tj = -40°C

2.325

2.41

2.495

VSEn = 5 V; VSEL0 = 0 V;

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

RSENSE = 1

kΩ; Tj = 25°C

1.985

2.07

2.155

VSEn = 5 V; VSEL0 = 0 V;

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

RSENSE = 1

kΩ; Tj = 125°C

1.435

1.52

1.605

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;

VSEL0 = 5 V; VSEL1 = 5 V;

VIN0,1 = 0 V;

RSENSE = 1

kΩ

3.16

3.23

3.3

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 = 0 V;

VSEL1 = 0 V;

IOUT0 = 0 A;

VOUT = 4 V

6.6

ISENSEH

MultiSense output

current in fault

condition

VCC = 13 V; VSENSE = 5 V

MultiSense timings (current sense mode - see Figure 5: "MultiSense timings (current sense

mode)")(4)

tDSENSE1H

Current sense

settling time from

rising edge of SEn

VIN = 5 V; VSEn = 0 V to

5 V; RSENSE = 1

kΩ;

RL = 0.87

µs

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