STNRG011 datasheet(27/31 Pages) STMICROELECTRONICS

27 / 31 page

9.5.2

Operating modes ....................................................... 17

9.6

PFC protections............................................................... 17

9.6.1

PFC OVP ............................................................. 17

9.6.2

PFC OCP2 ............................................................ 17

9.6.3

Surge ................................................................ 17

9.6.4

PFC soft-start timeout .................................................... 17

9.6.5

PFC UVP ............................................................. 18

9.6.6

PFC_FB disconnection ................................................... 18

9.6.7

PFC_CS disconnection ................................................... 18

9.6.8

PFC_ZCD disconnection.................................................. 18

9.7

LLC control and fault management ............................................... 18

9.7.1

LLC related resources.................................................... 18

9.7.2

LLC OC1 comparator .................................................... 18

9.7.3

LLC OC2 comparator .................................................... 18

9.7.4

LLC ZCD comparator .................................................... 19

9.7.5

LLC_FB voltage reading: OPTO feedback loop error ............................ 19

9.7.6

Shutdown feature ....................................................... 19

9.7.7

SMEDs ............................................................... 19

9.7.8

Algorithm.............................................................. 19

9.7.9

Time-shift (patented) ..................................................... 19

9.8

LLC protections ............................................................... 19

9.8.1

Anti-capacitive protection ................................................. 19

9.8.2

LLC OLP .............................................................. 19

9.8.3

LLC OCP2 ............................................................ 20

9.8.4

LLC soft-start timeout .................................................... 20

9.8.5

LLC OVP.............................................................. 20

9.8.6

LLC_CS disconnection ................................................... 20

9.8.7

LLC_AUX disconnection .................................................. 20

9.9

ADC ........................................................................ 20

9.10

Burst-mode .................................................................. 20

9.10.1

Specific resources....................................................... 20

9.10.2

Algorithm.............................................................. 21

STNRG011

Contents

DS12075 - Rev 4

page 27/31

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