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U6032B_05 Datasheet, PDF (1/12 Pages) ATMEL Corporation – Automotive Toggle Switch IC
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)
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.
Automotive
Toggle Switch
IC
U6032B
Figure 1-1. Block Diagram with External Circuit
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. 4771B–AUTO–11/05