TLE7181EM datasheet(21/29 Pages) INFINEON

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Data Sheet

Rev 1.1, 2010-09-30

H-Bridge and Dual Half Bridge Driver IC

TLE7181EM

5.2.11

Electrical Characteristics

Electrical Characteristics - Protection and diagnostic functions

S = 7.0 to 34V, Tj = -40 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.

Short circuit protection

5.2.1

Short circuit protection detection

level input range

SCDL

0.2

–

2.0

programmed by

SCDL pin

5.2.2

Short circuit protection detection

accuracy

SCP1

-50

–

+50

0.2V

≤ V

SCDL≤0.3V

5.2.3

Short circuit protection detection

accuracy

SCP2

-30

–

+30

0.3V

≤ V

SCDL≤1.2V

5.2.4

Short circuit protection detection

accuracy

SCP3

-10

–

+10

1.2V

≤ V

SCDL≤2.0V

5.2.5

Filter time of short circuit protection

SCP(off)

2.5

3.5

4.5

µs

–

5.2.6

Filter time and blanking time of

short circuit protection

SCPBT

68µs

–

5.2.7

Internal pull-up resistor SCDL to 3V

SCDL

180

300

475

–

5.2.8

SCDL open pin detection level

SCPOP

2.1

–

3.2

–

5.2.9

Filter time of SCDL open pin

detection

SCPOP

1.5

2.5

3.5

µs

–

5.2.10

SCDL open pin detection level

hysteresis1)

SCOPH

–0.3

–

Over- and under voltage monitoring

5.2.11

Over voltage warning at Vs and/or

VDH

OVW

34.5

36.5

38.5

VS and/or VVDH

increasing

5.2.12

Over voltage warning hysteresis for

Vs and/or VDH

OVWhys

2.1

3.1

4.1

–

5.2.13

Over voltage warning filter time for

Vs and/or VDH

µs

–

5.2.14

Under voltage shutdown at Vs

UVVR

4.5

5.0

5.5

VS decreasing

5.2.15

Under voltage shutdown filter time

for VS1)

UVLO

–20

–

µs

–

5.2.16

Under voltage warning at VREG

UVVR

5.5

6.0

6.5

VS decreasing

5.2.17

Under voltage diagnosis filter time

for VREG

UVVR

–

µs

–

5.2.18

Under voltage hysteresis at VREG

UWRhys

–0.5

–

Temperature monitoring

5.2.19

Over temperature warning

j(PW)

160

170

180

°C

–

5.2.20

Hysteresis for over temperature

warning

j(OW)

–

°C

–

Over current detection

5.2.21

Over current detection level

OCTH

4.5

–

4.99

–

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