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T0820 - 4 CHANNEL LASER DRIVER

General Description

The T0820 is a laser diode driver for the operation of a grounded laser diode for writable optical drives.

It includes four channels for four different optical power levels which are controlled by a separate IC.

Key Features

  • Current-controlled Output Current Source with 4 Input Channels.
  • Low-power Consumption.
  • Output Current up to 150 mA, Read Channel and Channel 2.
  • Output Current up to 200 mA, Channel 3 and Channel 4.
  • Total Output Current to 300 mA.
  • Rise Time 1.0 ns, Fall Time 1.1 ns.
  • On-chip RF Oscillator.
  • Control Frequency and Swings by Use of 2 External Resistors.
  • Oscillator Frequency Range from 200 MHz to 600 MHz.
  • Oscilla.

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Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
T0810 3-channel Laser Driver

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.

View original datasheet text
Features • Current-controlled Output Current Source with 4 Input Channels • Low-power Consumption • Output Current up to 150 mA, Read Channel and Channel 2 • Output Current up to 200 mA, Channel 3 and Channel 4 • Total Output Current to 300 mA • Rise Time 1.0 ns, Fall Time 1.1 ns • On-chip RF Oscillator • Control Frequency and Swings by Use of 2 External Resistors • Oscillator Frequency Range from 200 MHz to 600 MHz • Oscillator Swing to 100 mA • Single 5 V Power Supply • Common Enable/Disable Input • TTL/CMOS Control Signals www.DataSheet4U.