TLE82452-3SA datasheet(21/71 Pages) INFINEON

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Data Sheet

Rev 1.0, 2015-03-27

TLE82452-3SA

Power Supply

Attention: Voltage Ratings for Charge Pump caps: CPC1/CPC2: Vmin=VBATmax + 10V, CCPOUT:

Vmin=16V

Power-on wake-up time

––

=65536/

(

SYS/kHz)

+ 0.1

1)Timer starts after

writing to the CLK-DIV

high) all supplies are

above the UV

thresholds and RESN

pin is high. Output

stages are functional

after

P_6.12.14

Charge Pump

Charge pump voltage

CP_OUT

BAT+8

–

BAT +13

3) V

P_6.12.15

Charge pump clock

frequency

–65

–

KHz

SYS = 6 MHz

P_6.12.16

Charge pump warning

threshold voltage

CPOUT_W

BAT+7

–

BAT+ 8.5

P_6.12.17

Charge pump undervoltage

threshold voltage

CPOUT_UV

BAT

+4.5

–

BAT +5.5

P_6.12.18

Charge pump overvoltage

clamp

CPOUT_OV

–

48.5 –

P_6.12.19

1) Not subject to production test, specified by design.

2) To guarantee a proper Autozero result there must not be any

LOAD during power-on wake-up (Chapter 8.7).

3) Will not exceed

CPOUT_OV.

4) Parameter not subject to production test, specified by design.

Table 5

Electrical Characteristics: Power Supply (cont’d)

BAT = 8 V to 17 V, VDDx = 4.75 V to 5.25 V, Tj = -40 °C to +150 °C, CPC1 and CPC2 = 27nF CPCOUT = 220nF,

all voltages with respect to ground (GNDD), positive current flowing into pin (unless otherwise specified)

Parameter

Symbol

Values

Unit

Note /

Test Condition

Number

Min.

Typ. Max.

TLE82452-3SA Datasheet(PDF) 21 Page - Infineon Technologies AG

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