U6032B 데이터 시트보기 (PDF) - Atmel Corporation

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U6032B

Automotive Toggle Switch IC

Atmel Corporation 

Features

• Debounce Time: 0.3 ms to 6 s

• RC Oscillator Determines Switching Characteristics

• Relay Driver with Z-diode

• Debounced Input for Toggle Switch

• Three Debounced Inputs: ON, OFF and TOGGLE

• Load-dump Protection

• RF Interference Protection

• Protection According to ISO/TR7637-1 (VDE 0839)

Description

The bipolar integrated circuit U6032B is designed as a toggle switch. The device,

which has a defined power-on status, can be used to control electrical loads, for exam-

ple, fog lamps, high/low beam or heated windows for automotive applications.

Figure 1. Block Diagram with External Circuit

Automotive

Toggle Switch

IC

U6032B

C2

OSC 6

R2

Vstab 7

47 µF

C1

R1

VS 8

510 Ω

VBatt

Oscillator

Stabilization

Power-on reset

Load-dump detection

1

GND

3

ON

4

OFF

5

TOGGLE

Frequency divider

Debouncing

2

Relay-control output

Rev. 4771A–AUTO–11/03

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