L9960 datasheet(52/95 Pages) STMICROELECTRONICS

52 / 95 page

Functional description

L9960, L9960T

52/95

DS11115 Rev 10

Table 63. Electrical characteristics

Symbol

Parameter

Condition

Min.

Typ.

Max.

Unit

Ilim_H

Current limitation high

threshold

Tj = -40°C

Point A

3.4

4.5

5.6

CL1:0 = 00 / range 0

Tj = Otwarn

Point B

3.2

4.3

5.4

Current limitation high

threshold

Tj = -40°C

Point A

5.4

8.6

CL1:0 = 01 / range 1

Tj = Otwarn

Point B

5.1

6.6

8.2

Current limitation high

threshold

Tj = -40°C

Point A

6.4

8.3

10.2

CL1:0 = 10 / range 2

Tj = Otwarn

Point B

6.1

7.9

9.7

Current limitation high

threshold

Tj = -40°C

Point A

8.8

10.7

12.8

CL1:0 = 11 / range 3

Tj = Otwarn Point B

8.1

10.1

12.2

Ilim_Tsd3

Current limitation high

threshold

Tj = Otsd

Point C

1.25

2.5

3.75

Above OTsd

CL1:0 = 11 / range 3

Ilim_Tsd2

Current limitation high

threshold

CL1:0 = 10 / range 2

0.97

1.95

2.92

Ilim_Tsd1

CL1:0 = 01 / range 1

0.83

1.65

2.48

Ilim_Tsd0

CL1:0 = 00 / range 0

0.54

1.08

1.62

Ihyst

Current hysteresis

Tj = -40 °C to

Tj = Otwarn; Segment AB

(range 1 and range 2)

0.35

0.5

0.8

Tj ≤ 25 °C

range 0 and range 3

0.35

0.5

0.88

Tj > 25 °C to Tj = Otwarn;

Segment AB; range 0 and range 3

0.35

0.5

0.8

Toffmin

Current limitation delay time

Digital delay (guaranteed

through scan)

µs

Toverlap

VMOS high and Iout low

overlapping time

Guaranteed by design

µs

Tdiag2

Blanking time

Vps > Vps_norm

Digital filter (guaranteed through

scan)

µs

Vps < Vps_norm

Digital filter (guaranteed through

scan)

µs

Vps_norm

Beside this Vps threshold the

blanking time is low

-8.9

9.6

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