VNQ7040AYTR datasheet(2/50 Pages) STMICROELECTRONICS

2 / 50 page

Contents

VNQ7040AY

2/50

DocID027406 Rev 4

Contents

Block diagram and pin description ................................................ 4

Electrical specification.................................................................... 6

2.1

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

2.2

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

2.3

Electrical characteristics.................................................................... 7

2.3.1

General electrical specification........................................................... 7

2.3.2

Bulb mode (default) .......................................................................... 16

2.3.3

Electrical characteristics curves - Bulb Mode................................... 20

2.3.4

LED Mode (Channel 0 and 1)........................................................... 24

2.3.5

Electrical characteristics curves - LED mode ................................... 27

2.3.6

Truth tables....................................................................................... 28

Protections..................................................................................... 30

3.1

Power limitation............................................................................... 30

3.2

Thermal shutdown........................................................................... 30

3.3

Current limitation ............................................................................. 30

3.4

Negative voltage clamp ................................................................... 30

Application information ................................................................ 31

4.1

GND protection network against reverse battery............................. 31

4.2

Immunity against transient electrical disturbances .......................... 32

4.3

MCU I/Os protection........................................................................ 32

4.4

Multisense - analog current sense .................................................. 33

4.4.1

Principle of Multisense signal generation ......................................... 34

4.4.2

TCASE and VCC monitor ................................................................. 36

4.4.3

Short to VCC and OFF-state open-load detection ........................... 37

Maximum demagnetization energy (VCC = 16 V) ........................ 38

Package and PCB thermal data .................................................... 39

6.1

PowerSSO-36 thermal data ............................................................ 39

Package information ..................................................................... 43

7.1

PowerSSO-36 package information ................................................ 43

7.2

PowerSSO-36 packing information ................................................. 45

7.3

PowerSSO-36 marking information................................................. 47

Order codes ................................................................................... 48

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