Contents

1

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

1.1

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

1.2

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

2

Electrical specifications ...........................................................5

2.1

Absolute maximum ratings....................................................... 5

2.2

Thermal data .................................................................. 5

2.2.1

Thermal resistance ....................................................... 5

2.2.2

Thermal protection ....................................................... 5

2.3

Electrical characteristics......................................................... 6

2.4

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

3

Application information ...........................................................10

3.1

Voltage regulator .............................................................. 10

3.2

Output current limitation ........................................................ 11

3.3

Enable ...................................................................... 11

3.4

Undervoltage lockout UVLO .................................................... 12

3.5

Thermal protection ............................................................ 13

4

Package and PCB thermal data ...................................................14

4.1

VFDFN8 thermal data.......................................................... 14

4.2

PWSSO12 thermal data ........................................................ 15

5

Package information..............................................................19

5.1

VFDFN8 (3x2x0.9 mm 8L wettable flanks) package information ...................... 19

5.2

PWSSO12 (4.9x3.9x1.5 mm exposed pad down) package information................. 21

5.3

VFDFN8 packaging information ................................................. 22

5.4

PWSSO12 packaging information................................................ 23

Revision history .......................................................................24

L99VR03

Contents

DS14803 - Rev 2

page 25/28