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ET9561 - 3 CHANNEL DIFFERENTIAL AMPLIFIER-COMPARATOR

Description

These devices are specifically designed as receiver circuits for the phototransistor signals available in some optical encoders.

Connect the emitters of the phototransistors to the input pins, with the collectors connected to Vcc.

Features

  • Supply Voltage Range 4.5V to 30V.
  • Designed for phototransistor inputs.
  • Ungated index channel.
  • Current sink for LED drive (see.

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Datasheet preview – ET9561

Datasheet Details

Part number ET9561
Manufacturer ETIC
File Size 25.16 KB
Description 3 CHANNEL DIFFERENTIAL AMPLIFIER-COMPARATOR
Datasheet download datasheet ET9561 Datasheet
Additional preview pages of the ET9561 datasheet.

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Full PDF Text Transcription

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3 CHANNEL DIFFERENTIAL AMPLIFIER-COMPARATOR Phototransistor input version of the standard ET9560 FEATURES • Supply Voltage Range 4.5V to 30V • Designed for phototransistor inputs • Ungated index channel • Current sink for LED drive (see application note APP-D2) • Outputs short circuit protected • 25mA peak drive current APPLICATIONS • Optical Encoders • Industrial Controls ET9561 DESCRIPTION These devices are specifically designed as receiver circuits for the phototransistor signals available in some optical encoders. Connect the emitters of the phototransistors to the input pins, with the collectors connected to Vcc. The inputs have 330 ohm resistors to terminate the phototransistors in an emitter follower mode.
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