TLE7186F datasheet(32/39 Pages) INFINEON

32 / 39 page

Data Sheet

Rev. 1.2, 2016-01-28

TLE7186F

Description of Modes, Protection and Diagnostic Functions

9.4

Electrical Characteristics

Electrical Characteristics - Protection and diagnostic functions

S = 7.0 to 33V, Tj = -40 °C to +150 °C, all voltages with respect to ground, positive current flowing into pin

(unless otherwise specified)

Pos.

Parameter

Symbol

Limit Values

Unit

Conditions

Min.

Typ.

Max.

Dead time

9.4.1

Programmable internal dead time

0.095

0.29

0.85

1.2

2.1

0.14

0.42

1.21

1.88

3.62

0.18

0.55

1.55

2.6

5.1

µs

DT=0 Ω

DT=10 kΩ

DT=47 kΩ

DT=100 kΩ

DT=1000 kΩ

9.4.2

Max. internal dead time

DT_MAX

2.0

4.0

6.0

µs

DT pin open

9.4.3

Dead time deviation between

channels

tDT

-20

–

-15

–

DT<=47 kΩ

9.4.4

Dead time deviation between

channels LSoff -> HS on

tDTH

-14

–

-12

–

DT<=47 kΩ

9.4.5

Dead time deviation between

channels HSoff -> LS on

tDTL

-14

–

-12

–

DT<=47 kΩ

Short circuit protection

9.4.6

Short circuit protection detection

level

SCPDL

0.3

–

programmed by

SCDL pin

9.4.7

Short circuit protection detection

Accuracy

SCP

-20

–

+20

0.3V<=

SCDL<0.9V

9.4.8

Short circuit protection detection

Accuracy

SCP

-10

–

+10

0.9V<=

SCDL<=2.0V

9.4.9

Filter time of short circuit protection

SCP(off)

2.3

–

4.3

µs

Ixx static on

9.4.10

Blanking time plus filter time of

short circuit detection

SCPTT

–

µs

Ixx switching “off”

to “on”

9.4.11

Internal pull-up resistor SCDL to

VDD

SCDL

180

300

420

–

9.4.12

SCDL open pin detection level

SCPOP

2.0

–

2.5

–

9.4.13

Filter time of SCDL open pin

SCPOP

1–

3.4

µs

–

9.4.14

SCDL open pin detection level

hysteresis2)

SCOPH

–0.3

–

Over- and Under Voltage monitoring

9.4.15

Over Voltage shut down at IOV

OVIOV

4.15

–

4.4

IOV voltage

increasing

9.4.16

Pull down resistor at IOV to GND

IOV

300

–

700

–

9.4.17

Over Voltage shut down at VDH

OVVDH

–

VDH increasing

9.4.18

Over Voltage shut down filter time

for IOV or VDH

–

µs

–

9.4.19

Under Voltage diagnosis at VREG

UVVR

5.5

–

6.5

VREG decreasing

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