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U2044B Datasheet Dual Output Flasher

Manufacturer: TEMIC Semiconductors (now Microchip)

General Description

The integrated circuit U2044B is used in relay controlled automotive flashers.

With two output stages each side of the vehicle is controlled separately.

A left and a right direction indicator input with only a small control current makes switch contacts for small loads possible.

Overview

U2044B Dual Output Flasher.

Key Features

  • D Temperature and supply voltage compensated flashing frequency D Frequency doubling indicates lamp outage D Two relay driver outputs with high current-carrying capacity and low saturation voltage D Very low susceptibility to EMI D Protection according to ISO/TR7637/1 level 4 D Extremly low current consumption < 10 mA (@switches open) D Minimum lamp load for flasher operation: w1 W Package DIP14 SO14 D Reverse polarity protection D Three control inputs: left, right and hazard warning Order.