VN7003AH datasheet(13/37 Pages) STMICROELECTRONICS

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VN7003AH

Electrical specification

DocID029238 Rev 4

13/37

7 V < VCC < 18 V; -40 °C < Tj < 150 °C

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

CurrentSense 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

tDSENSE1L

Current sense disable

delay time from falling

edge of SEn

VIN = 5 V; VSEn = 5 V to

0 V; RSENSE = 1

kΩ;

RL = 0.87

µs

tDSENSE2H

Current sense settling

time from rising edge of

INPUT

VIN = 0 V to 5 V;

VSEn = 5 V; RSENSE = 1

kΩ;

RL = 0.87

100

380

µs

ΔtDSENSE2H

Current sense settling

time from rising edge of

IOUT (dynamic response

to a step change of

IOUT)

VIN = 5 V; VSEn = 5 V;

RSENSE = 1

kΩ; ISENSE

= 90% of ISENSEMAX;

RL = 0.87

200

µs

tDSENSE2L

Current sense turn-off

delay time from falling

edge of INPUT

VIN = 5 V to 0 V; VSEn = 5

V; RSENSE = 1

kΩ;

RL = 0.87

250

µs

Notes:

(1)Digital filtering is applied for testing

(2)All values refer to VCC = 13 V; Tj = 25°C, unless otherwise specified.

(3)Parameter guaranteed by design and characterization; not subject to production test.

(4)Transition delay are measured up to ±10% of final conditions.

Figure 4: IOUT/ISENSE versus IOUT

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