TLE4986C-XTS-M47 datasheet(23/36 Pages) INFINEON

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TLE4986C-XTS-M47

Programmable True Power On Sensor

Electrical and Magnetic Characteristic

Data Sheet

Revision 1.1, 2014-11-07

Power on time

ton

–

0.56

Programmed device.

Time to achieve specified

BTPO- accuracy. During

this time the output is

locked

1.1

1.6

2.1

Pre-programmed device

(as delivered by IFX to

customer). During this

time the output is locked

to high

2.2

3.4

4.6

Device with EEPROM

failure. During this time

the output is locked to

high. After this time the

output will be locked to

low

Delay time of output to magnetic

edge

μs

Temperature drift of delay time of

output to magnetic edge

∆td

-3.6

–

3.6

μs

Not additional to td

Clock frequency of digital part

fclk

-6

-MHz

Clock frequency used by the

chopper

fchopper

-375

-kHz

Slope of magnetic edge

∆B/∆t-

–

/μs Magnetic signal edge is

not allowed to rise faster

(otherwise tracking ADC

is not able to follow)

Full scale range of the offset-DAC FSRODAC

141

189

237

Typ. BODAC_0 = -35 mT

Typ. BODAC_2047 = 155 mT

Full scale range of the offset-DAC FSRODACtyp 163

189

223

Tj = 25°C

Resolution of programmable

threshold in TPO mode

BTPO_res

–0.092

–mT

–

Drift of BTPO-point2)

∆BTPO

-2.11

–

2,36

BTPO = 44 mT

Hysteresis Option 1

BHys

0.4

0.9

1.3

–

Half Hysteresis Option 1

BHys/2

0.2

0.45

0.9

–

Hysteresis Option 2

BHys

2.5

5.1

–

Half Hysteresis Option 2

BHys/2

1.2

3.6

–

Adaptive Hysteresis Option 1

BHys/2

–

12.5

–

Minimum level: 0.4 mT,

percentage of peak to

peak amplitude

Adaptive Hysteresis Option 2

BHys/2

–

12.5

–

Minimum level: 2.5 mT,

percentage of peak to

peak amplitude

Table 7

Electrical and Magnetic Parameters

(cont’d)

Parameter

Symbol

Values

Unit

Note / Test Condition

Min.

Typ.

Max.

TLE4986C-XTS-M47 Datasheet(PDF) 23 Page - Infineon Technologies AG

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