U6032B-FP ATMEL Corporation, U6032B-FP Datasheet

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U6032B-FP

Manufacturer Part Number
U6032B-FP
Description
AUTOMOTIVE TOGGLE SWITCH IC
Manufacturer
ATMEL Corporation
Datasheet
Features
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
TOGGLE
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)
OFF
ON
4
5
3
Frequency divider
C
OSC 6
Debouncing
Oscillator
2
R
2
V
stab
Load-dump detection
Relay-control output
Power-on reset
7
Stabilization
47 µF
V
S
8
C
1
510
1
R
2
GND
1
V
Batt
Automotive
Toggle Switch
IC
U6032B
Rev. 4771A–AUTO–11/03

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U6032B-FP Summary of contents

Page 1

... 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 ...

Page 2

... Function 1 GND Reference point, ground 2 RELAY Relay control output 3 ON Switch-on input 4 OFF Switch-off input 5 TOGGLE Toggle input 6 OSC RC oscillator input 7 VSTAB Stabilized voltage 8 VS Supply voltage U6032B GND VS VSTAB RELAY OSC TOGGLE OFF 4 5 4771A–AUTO–11/03 ...

Page 3

... Figure 4 on page 4, and the R 1 Figure 3. Basic Circuit for 12-V Supply and Oscillator V Batt C 47 µ smoothes the supply voltage at pin µ thus enabling stable oper Batt C circuit is omitted 510 U6032B U6032B , limits the 1 3 ...

Page 4

... Table 1 shows the relationship between U6032B circuit. The resistance 470 4700 and frequencies from kHz ...

Page 5

... There are two input possibilities pressed for the first time, the relay 1 , i.e., the relay output, pin 2, is active changes (alters) the condition of the relay 1 , the output stays active 510 U6032B U6032B 5 ...

Page 6

... Debouncing is possible in both modes, i.e., whenever OFF. Figure 6 shows the input circuit of U6032B. It has an integrated pull-down resistor ( capacitor (15 pF) and Z-diode (7 V). It reacts to voltages greater than 2 V. The external protective resistor has a value and the push-button switch connected to the battery as shown in the diagram ...

Page 7

... Figure 8. Increasing the Contact Current by Parallel Resistors V Batt 8 U 6032 B 1 Symbol V Batt T amb T stg T j Symbol T thJA T thJA 2 mA 5 Value 24 -40 to +125 -55 to +125 150 Value 110 160 U6032B Unit V ° C ° C ° C Unit K/W K/W 7 ...

Page 8

... Internal Z-diode I 3,4,5 Pull-down resistance V 3,4,5 Table 1. Values for C and R for a Given Oscillator Frequency and Debounce Time 2 2 Frequency f (Hz U6032B 8 Pin ³ 510 Debounce Time t ...

Page 9

... U6032B C (nF) R (kW 1000 140 1000 130 100 650 100 440 100 330 100 260 100 220 100 190 100 160 100 140 100 130 10 600 10 400 10 300 10 240 10 200 ...

Page 10

... Ordering Information Extended Type Number U6032B U6032B-FP Package Information Package DIP8 Dimensions in mm U6032B 10 Package Remarks DIP8 – SO8 – 9.8 9.5 1.64 1.44 4.8 max 6.4 max 0.5 min 3.3 0.36 max 0.58 0.48 2.54 7. technical drawings according to DIN specifications 1 4 7.77 7.47 9.8 8.2 4771A–AUTO–11/03 ...

Page 11

... Package SO8 Dimensions in mm 4771A–AUTO–11/03 5.00 4.85 1.4 0.25 0.4 0.10 1.27 3. technical drawings according to DIN specifications 1 4 U6032B 5.2 4.8 3.7 0.2 3.8 6.15 5.85 11 ...

Page 12

... Fax: (81) 3-3523-7581 Disclaimer: Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standard warranty which is detailed in Atmel’s Terms and Conditions located on the Company’s web site. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein ...

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