U6032B_05 ATMEL [ATMEL Corporation], U6032B_05 Datasheet

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U6032B_05

Manufacturer Part Number
U6032B_05
Description
Automotive Toggle Switch IC
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
Features
1. 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
example, fog lamps, high/low beam or heated windows for automotive applications.
Figure 1-1.
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
Block Diagram with External Circuit
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. 4771B–AUTO–11/05

Related parts for U6032B_05

U6032B_05 Summary of contents

Page 1

Features • Debounce Time: 0 • 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 ...

Page 2

Pin Configuration Figure 2-1. Pinning DIP8/SO8 3. Pin Description Pin Symbol 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 ...

Page 3

Functional Description 4.1 Power Supply, Pin 8 To achieve interference protection and surge immunity, the supply voltage (pin 8) must be pro- vided with an RC circuit as shown in case of overvoltage, whereas C Recommended values are: R ...

Page 4

Figure 4-2. 4.2 Oscillator, Pin 6 The oscillator frequency determined mainly by the R mines the charge time, and the integrated resistance ( responsible for the discharge time. To ensure the stability of the oscillator ...

Page 5

Relay-control Output The relay-control output is an open-collector Darlington circuit with an integrated 23-V Z-diode for limiting the inductive cut-off pulse of the relay coil. The maximum static collector current must not exceed 300 mA and the saturation voltage ...

Page 6

ON, OFF Inputs, Pins 3 and 4 To avoid simultaneous operation of both inputs, pin 3 (ON) and pin 4 (OFF), the use of a two-way contact with centre-off position with spring returns (also known as rocker-actuated switch) is ...

Page 7

Figure 4-6. 5. Absolute Maximum Ratings Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions beyond ...

Page 8

Electrical Characteristics reference point ground, Batt amb Parameters Test Conditions R 1 Operating voltage t < 5 min t < 60 min 5 V supply Without R Stabilized voltage V Batt ...

Page 9

Table 7-1. Values for C and R 2 Frequency f (Hz 100 200 300 400 500 600 700 800 900 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 ...

Page 10

Ordering Information Extended Type Number U6032B-MY U6032B-MFPY U6032B-MFPG3Y 9. Package Information Package SO8 Dimensions in mm U6032B 10 ...

Page 11

Revision History Please note that the following page numbers referred to in this section refer to the specific revision mentioned, not to this document. Revision No. 4771B-AUTO-11/05 4771B–AUTO–11/05 History Put datasheet in a new template First page: Pb-free logo ...

Page 12

Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131, USA Tel: 1(408) 441-0311 Fax: 1(408) 487-2600 Regional Headquarters Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland Tel: (41) 26-426-5555 Fax: (41) 26-426-5500 Asia Room 1219 ...

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