VNF1048F datasheet(51/52 Pages) STMICROELECTRONICS

51 / 52 page

List of figures

Figure 1.

Block diagram .................................................................... 2

Figure 2.

Configuration diagram (top view) ....................................................... 2

Figure 3.

NTC bridge ..................................................................... 13

Figure 4.

eFuse I2-t typical curve (VOC_thrs minimum - VHSC_thrs maximum) ............................. 16

Figure 5.

eFuse I2-t typical curve (generic thresholds) ............................................... 16

Figure 6.

Current sense self test flow sequence ................................................... 18

Figure 7.

VDS monitor self test flow sequence .................................................... 19

Figure 8.

External FET Stuck-on self test - flow sequence for entry ...................................... 21

Figure 9.

SPI functional diagram.............................................................. 25

Figure 10.

SPI write operation ................................................................ 27

Figure 11.

SPI read operation ................................................................ 28

Figure 12.

SPI read and clear operation ......................................................... 28

Figure 13.

SPI read device information .......................................................... 29

Figure 14.

Timeout watchdog................................................................. 39

Figure 15.

State diagram.................................................................... 40

Figure 16.

Application diagram................................................................ 42

Figure 17.

QFN32L 5x5 Package outline ......................................................... 44

VNF1048F

List of figures

DS13084 - Rev 6

page 51/52

VNF1048F 데이터시트(PDF) 51 Page - STMicroelectronics