L9779WD datasheet(18/170 Pages) STMICROELECTRONICS

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Absolute maximum ratings

L9779WD

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DocID027452 Rev 5

Absolute maximum ratings

Warning:

Maximum ratings are absolute ratings: exceeding any of

these values may cause permanent damage to the integrated

circuit

Table 3. Absolute maximum ratings

Parameter

Condition

Value

Unit

DC supply battery

power voltage (Vb)

Also without external

components

-0.3 to +40

V3V3

DC logic supply

voltage

-0.3 to VDD5, when

V3V3 = VDD5 = max+19V

VTRK1,2

DC sensors supply

voltage

-2 to +40

VDD_G

-0.3 to VDD5, when

VDDG = VDD5 = max+19

VDD5

Voltage pin

-0.3 to 19

-0.3 to 40

Max ABS = +40 V when

VB = 40 V

KEY_ON

Protected with external

component (R = 1 kΩ plus a

diode, refer to Figure 4) for

negative pulse (isopulse 1)

-1.2 to +40

RST

-0.3 to +19

VRSP

Max current to be limited with

external resistors

(see Section 6.16.3: Application

circuits on page 106)

-20 to +20

VRSM

Max current to be limited with

external resistors

(see Section 6.16.3: Application

circuits on page 106)

-20 to +20

MRD

-0.3 to +40

OUT1-5

Low-side output

-1 to +53

OUT6-7

Low-side output

-1 to +40

OUT8-9

-0.3 to 40

VDD_IO

DC logic output

supply voltage

-0.3 to 19

DRAIN8-9

-1 to 60

WDA_INT

-0.3 to 19

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