TLE4986C-XTS-M47 datasheet(21/36 Pages) INFINEON

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TLE4986C-XTS-M47

Programmable True Power On Sensor

General Characteristics

Data Sheet

Revision 1.1, 2014-11-07

3.2.1

Temperature Coefficient

Figure 10

Temperature Coefficient of TPO Switching Point

Table 6

Temperature Coefficients

Parameter

Symbol

Values

Unit

Note / Test Condition

Min.

Typ.

Max.

Programmable temperature coefficient

of BTPO

TCBTPO

-1400

–

-200

ppm/K Range to compensate

TCmagnet, typical -

600 ppm/K

Deviation to programmed temperature

coefficient of BTPO

∆TCBTPO -300

–

300

ppm/K TC deviation

-40°C to 150°C1)

1) ±300 ppm/K (±1.95%) @ -40°C guaranteed by design referred to second order TCBTPO compensation.Furthermore this

compensation comprises the adjustment to second order effect of magnet

-1.95

–

1.95

TC deviation at -40°C1)

-3.75

–

3.75

TC deviation at 150°C

See Figure 10

TC_Deviation.vsd

-40°C

25°C

Temperature [°C]

150°C

Target value

@150°C: -7.5%

(→ -600ppm/K)

TC deviation

Target value

@ -40°C

Test limits

+3.75%

-3.75%

Higher limit

@ -40°C = +1.95%

Lower limit

@ -40°C = -1.95%

Lower limit @ 150°C:

-7.5% - 3.75% = -11.25%

Higher limit @ 150°C:

-7.5% + 3.75% = -3.75%

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