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U643

Flasher/ 30-mohm Shunt

Description

U643B Flasher, 30-mW Shunt Description The bipolar integrated circuit U643B is used in relaycontrolled automotive flashers where a high-level EMC is required. Lamp outage is indicated by frequency doubling during hazard warning as well as direction mode. Features D Temperature and supply voltage compensated flashing frequency D Frequency doubling indicates ...

ATMEL Corporation

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