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U6043B - FLASHER IC

General Description

The bipolar integrated circuit U6043B is used in relay-controlled automotive flashers where a high level EMC is required.

Lamp outage is indicated by frequency doubling during hazard warning as well as direction mode.

AUTO

2.

Key Features

  • Temperature and Supply Voltage Compensated Flashing Frequency.
  • Frequency Doubling Indicates Lamp Outage.
  • Relay Driver Output with High Current Carrying Capacity and Low Saturation Voltage.
  • Minimum Lamp Load for Flasher Operation: ≥ 1 W.
  • Very Low Susceptibility to EMI.
  • Protection According to ISO/TR 7637/1 Level 4 1.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features • Temperature and Supply Voltage Compensated Flashing Frequency • Frequency Doubling Indicates Lamp Outage • Relay Driver Output with High Current Carrying Capacity and Low Saturation Voltage • Minimum Lamp Load for Flasher Operation: ≥ 1 W • Very Low Susceptibility to EMI • Protection According to ISO/TR 7637/1 Level 4 1. Description The bipolar integrated circuit U6043B is used in relay-controlled automotive flashers where a high level EMC is required. Lamp outage is indicated by frequency doubling during hazard warning as well as direction mode. Flasher IC with 18-mΩ Shunt U6043B 4726C–AUTO–02/10 2. Block Diagram Figure 2-1.