TLE7186F

Description of Modes, Protection and Diagnostic Functions

Data Sheet

33

Rev. 1.2, 2016-01-28

9.4.20

Under Voltage diagnosis filter time

for VREG

t

UVVR

10

–

30

µs

–

9.4.21

Under Voltage shut down at VREG

V

VRSD

1.5

–

2.3

V

VREG decreasing

9.4.22

Under Voltage lockout at VS

V

VSLO

4.4

5.0

5.5

V

V

9.4.23

Under Voltage lockout filter time for

VS

t

UVLO

1

–3µs

–

9.4.24

ERR output voltage

V

ERR

4.4

–

–

V

No external load

9.4.25

Rise time ERR (20 - 80% of internal

5V)

t

f(ERR)

––

3.5

µs

C

9.4.26

Internal pull-down resistor ERR to

GND

R

f(ERR)

21.2

–

60

k

Ω

–

Reset and Enable

9.4.27

Low time of uC RGS signal without

reset

t

nres

––

0.5

µs

–

9.4.28

Low time of uC RGS pin necessary

to trigger reset and to clear error

registers

t

res

3

––µs

–

Wake-up and go-to-sleep

9.4.29

Low level input voltage of RGS

V

RGSLL

––

1.6

V

–

9.4.30

High level input voltage of RGS

V

RGSHL

2.8

––V

–

9.4.31

d

RGS

100

––mV

–

9.4.32

RGS pull-down resistors to GND

R

RGS

100

–

210

k

Ω

–

9.4.33

wake up

V

INHL

–

–

0.75

V

–

9.4.34

High level input voltage of INH3) for

wake up

V

INHH

2.1

––V

–

9.4.35

INH high time to guarantee wake-

up

t

IHhigh

100

––µs

–

9.4.36

INH pull-down resistors to GND

R

INH

100

–

210

k

Ω

–

9.4.37

Wake up delay time

t

wake

9–

17

ms

9.4.38

RGS low time for go-to-sleep

t

sleep

20

–

50

µs

9.4.39

V

from Go-to-Sleep Mode to Sleep

Mode

V

DDsleep

1.5

–

2.3

V

–

9.4.40

V

V

UVSDVDD

1.5

–

2.3

V

–

1) ERR pin and Reset & Enable functional between

V

2) Not subject to production test; specified by design

3) These levels are valid for wake up of the IC. The input levels for INH deciding the output state of INHD are shown in

Chapter 8.4

Electrical Characteristics - Protection and diagnostic functions

(cont’d)

V

(unless otherwise specified)

Pos.

Parameter

Symbol

Limit Values

Unit

Conditions

Min.

Typ.

Max.