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L9959S, L9959T

Electrical specifications

Table 14. Current limiting

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

(1)

4.25

5

5.75

A

(1)

5.6

6.6

7.6

A

(1)

7.3

8.6

9.9

A

(1)

-

-5%

-

-10%

A

Blanking time

Guaranteed through

scan.

8

11

15

µs

Time between two transient

90

-

130

µs

1.

Programmable current levels see Table 33 Current Level (CONFIG_REG). Measured using a 5.1k resistor between CF and

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

(1)

Low side over current

4.9

-

8.2

A

(1)

Low side over current

6.7

-

11.1

A

(1)

Low side over current

8.4

-

14

A

(1)

High side over current

5.5

-

9.2

A

(1)

High side over current

6.9

-

11.5

A

(1)

High side over current

8.6

-

14.4

A

(1)

0.4

-

5.5

A

(1)

0.4

-

5.5

A

(1)

0.4

-

5.5

A

(1)

0.4

-

5.5

A

Delay time for fault detection

-

1

2

µs

Switch-off delay time

-

6

µs

Delayed switch-off time

-

20

200

µs

1.

Programmable current levels see Table 33 Current Level (CONFIG_REG).