STPM801 datasheet(34/38 Pages) STMICROELECTRONICS

34 / 38 page

Contents

Block diagram and pin description .................................................2

1.1

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

1.2

Pin description ................................................................. 3

Product features...................................................................5

Maximum ratings ..................................................................6

3.1

Operating range ............................................................... 6

3.2

Absolute maximum ratings and operating voltage ................................... 6

3.3

ESD data ..................................................................... 8

3.4

Temperature range and thermal data .............................................. 8

3.4.1

Thermal protection ....................................................... 9

Functional description ............................................................10

4.1

Functional behavior in detail .................................................... 10

4.1.1

VB power supply ........................................................ 10

4.1.2

WAKE ................................................................ 11

4.1.3

UV and OV detection .................................................... 11

4.1.4

OVC and STG.......................................................... 13

4.1.5

ENOUT ............................................................... 15

4.1.6

FLT .................................................................. 16

4.1.7

Charge pump .......................................................... 16

4.1.8

Hot swap pre-driver and soft start ........................................... 17

4.1.9

Oring pre-driver......................................................... 18

4.1.10

DISABLE.............................................................. 19

4.2

Fault management ............................................................ 20

4.2.1

Fault table ............................................................. 20

4.2.2

Overcurrent auto retry .................................................... 21

STAND-BY mode feature ..........................................................23

5.1

STAND-BY behavior in detail.................................................... 23

5.1.1

STAND-BY mode feature description ........................................ 23

5.1.2

Oring driver in STAND-BY................................................. 23

5.1.3

Hot swap driver in STAND-BY.............................................. 23

STPM801

Contents

DS13990 - Rev 2

page 34/38

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