L99VR01 datasheet(42/47 Pages) STMICROELECTRONICS

42 / 47 page

Contents

Block diagram and pins description................................................3

Electrical specifications ...........................................................6

2.1

Absolute maximum ratings....................................................... 6

2.2

Thermal data .................................................................. 7

2.2.1

Thermal resistance ....................................................... 7

2.2.2

Thermal protection ....................................................... 7

2.3

Electrical characteristics......................................................... 8

2.4

Electrical characteristics curves ................................................. 13

Test circuit and waveforms plot ...................................................17

3.1

Load regulation ............................................................... 17

Application information ...........................................................18

4.1

Voltage regulator .............................................................. 19

4.2

Output current limitation ........................................................ 19

4.3

Output voltage selection........................................................ 20

4.4

Enable ...................................................................... 21

4.5

Reset ....................................................................... 22

4.6

Autonomous watchdog ......................................................... 22

4.7

Thermal warning and thermal shutdown .......................................... 23

4.8

Overvoltage detection by advanced thermal warning read-out ........................ 24

4.9

Fast output discharge .......................................................... 25

4.10

Undervoltage lockout UVLO .................................................... 25

4.11

Functional safety management .................................................. 26

Application .......................................................................28

Package and PCB thermal data ...................................................29

6.1

PowerSSO-12 Thermal data .................................................... 29

6.2

SO-8 thermal data............................................................. 32

Package information..............................................................35

7.1

PowerSSO-12 package information .............................................. 35

7.2

SO-8 package information ...................................................... 36

L99VR01

Contents

DS13649 - Rev 3

page 42/47

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