Laser Diode Driver

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Product Information

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The iC-WJ and iC-WJZ devices are driver ICs for laser diodes in continuous and pulsed operation up to 300 kHz.


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Adjustable watchdog at the switching input to protect the laser diode
Averaging control of laser power
Driver shutdown with overtemperature and undervoltage
iC-WJ for laser diodes with 50 to 500 A monitor current
iC-WJZ for laser diodes with 0.15 to 1.5 mA monitor current
Laser diode driver for continuous and pulsed operation (CW to 300 kHz) up to 250 mA
Simple adjustment of the laser power via external resistor
Simple circuitry
Single 5 V supply
Soft-start after power-on

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Laser Diode Driver
Laser Diode Driver