U643B-MY Ver la hoja de datos (PDF) - Atmel Corporation

Número de pieza

componentes Descripción

Fabricante

U643B-MY

Flasher/ 30-mohm Shunt

Atmel Corporation 

3. Pin Configuration

Figure 3-1. Pinning

GND 1

8 SI

VS 2

REL 3

U643B

7 LD

6 VS

OSC 4

5 OSC

Table 3-1.

Pin

1

2

3

4

5

6

7

8

Pin Description

Symbol Function

GND

IC ground

VS

Supply voltage VS

REL

Relay driver

OSC

OSC

VS

LD

C1 Oscillator

R1 Oscillator

Supply voltage VS

Lamp failure detection

SI

Start input (49a)

U643B

3

4727B–AUTO–09/05

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