TLE4471 Просмотр технического описания (PDF) - Infineon Technologies

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производитель

TLE4471

Triple Voltage Regulator

Infineon Technologies 

TLE 4471

Table 1

Pin No.

14

15

16

17

18

19

Pin Definitions and Functions (cont’d)

Symbol Function

EN

Enable Input; enables Q3

REF3 Reference Output; Reference Voltage related to Q3.

E3

Enable 3; Enable for Main Output Q1 and Q2; E1, E2 and E3 are

ored together; connect to GND, if not needed.

Q3

Tracker Output Q3; block to GND with min. 10 µF with ESR < 3 Ω.

W

Watchdog Trigger Input; positive edge triggered input for

monitoring a microcontroller.

DW

Watchdog Delay; connect a capacitor to GND for watchdog

trigger time adjustment.

Data Sheet

4

Rev. 1.6, 2009-02-03

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