L6375

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DIAGNOSTIC TRUTH TABLE

Figure 3. Inductive Load Equivalent Circuit

Figure 4. External Demagnetisation Circuit (versus ground)

Diagnostic Conditions

Input

Output

DIAG1

DIAG2

Normal Operation

L

H

L

H

H

H

H

H

H

L

H

H

L

H

H

L

H

H

H

L

L

H

H

(pin ON-DELAY grounded)

HH

L

H

H

H

H

Output DMOS Open

L

H

L

L

H

L

H

H

Overtemperature

L

H

L

L

H

H

L

L

H

L

L

L

L

L

L

50V

L

RL

OUTPUT

D95IN215

DRIVER

VS

OVC

OUT

RS

SHORT CIRCUIT

CONTROL

UV

CURRENT

LIMIT

D94IN112