VNF1048F datasheet(10/49 Pages) STMICROELECTRONICS

номер детали	VNF1048F

подробное описание детали	High-side switch controller with intelligent fuse protection for 12 V, 24 V and 48 V automotive applications

PDF	49 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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10 / 49 page

Symbol

Parameter

Test conditions Min.

Typ.

Max.

Unit

VHSC_THRS_7

Hard short circuit protection thresholds

52.8

VHSC_THRS_8

60.6

VHSC_THRS_9

69.6

VHSC_THRS_10

VHSC_THRS_11

91.9

VHSC_THRS_12

105.6

VHSC_THRS_13

121.3

VHSC_THRS_14

139.3

VHSC_THRS_15

160.00

VHSC_THRS_ACC

Hard short circuit protection threshold accuracy

-5

VHSC_DELAY

Hard short circuit protection delay time

µs

VHSC_ADC_CONV

Hard short circuit protection ADC full range

resolution

VHSC_ADC[9:0] =

min((VSENSE/

160*1024),

1023)

1023

VHSC_ADC_RATE

Hard short circuit ADC sample rate

0.9

MSample/s

Table 16. Overcurrent protection

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VOC_THRS_RANGE

Overcurrent protection threshold range

32 steps adjustable through SPI

VOC_THRS_0

Overcurrent protection thresholds

-12%

+12%

VOC_THRS_1

7.2

VOC_THRS_2

8.7

VOC_THRS_3

-7%

10.4

+7%

VOC_THRS_4

11.8

VOC_THRS_5

VOC_THRS_6

13.8

VOC_THRS_7

14.8

VOC_THRS_8

15.8

VOC_THRS_9

16.8

VOC_THRS_10

17.9

VOC_THRS_11

19.1

VOC_THRS_12

20.4

VOC_THRS_13

-5%

21.8

+5%

VOC_THRS_14

23.3

VOC_THRS_15

24.8

VOC_THRS_16

26.5

VOC_THRS_17

28.2

VOC_THRS_18

30.1

VNF1048F

Electrical specification

DS13084 - Rev 8

page 10/49

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