TLE 4271

Semiconductor Group

2

1998-11-01

Pin Configuration

(top view)

Figure 1

Pin Definitions and Functions

Pin

Symbol

Function

1

I

Input; block to ground directly on the IC with ceramic capacitor.

2INH

Inhibit

3RO

Reset Output; the open collector output is connected to the 5 V output

via an integrated resistor of 30 k

Ω.

4GND

Ground

5D

Reset Delay; connect a capacitor to ground for delay time adjustment.

6W

Watchdog Input

7Q

5-V Output; block to ground with 22

µF capacitor, ESR < 3 Ω.

P-TO220-7-11

(P-TO220-7-1)

P-TO263-7-1

(P-TO220-7-8)

AEP01939

GND

INH

Ι RO

W

D

Q

17

AEP01938

INH

RO

GND

17

W

D

Ι

Q

P-TO220-7-12

(P-TO220-7-2)

GND

INH

Ι RO

1

W

AEP02017

D

Q

7