EL6257中文資料Elantec數(shù)據手冊PDF規(guī)格書

General Description

The EL6257C is a high-performance four channel laser diode current amplifier that provides controlled current to a grounded laser diode.

Features

? High-performance laser diode driver

? Voltage-controlled output current

source to 150 mA per channel,

requiring one external set resistor

per channel

? Current-controlled output current

source to 150 mA per channel

? Rise time = 1.0 ns

? Fall time = 1.1 ns

? On chip oscillator with frequency

and amplitude control by use of

external resistors to ground

? Oscillator to 500 MHz

? Oscillator to 100 mA pk/pk

? Single +5V supply (±10)

? Current amplification = 100

? Disable feature for power-up

protection and power savings

? TTL/CMOS control signals

Applications

? DVD drives

? CD-RW applications

? Writable optical drives

? Laser diode current switching