A circuit is described for maintaining at a specified level the optical output of a laser diode within a wide temperature range. This circuit includes a reference voltage generator for generating a reference voltage, a control voltage generator for generating a control voltage, an amplifier for ...
PURPOSE:To stabilize the light output of a laser diode, by providing a feedback loop, which is constituted by a differential amplifier, an overcurrent preventing circuit having an integrating circuit constitution and a variable voltage element, which makes the source voltage Vs of an FET constant...
DRIVER CIRCUIT FOR LASER DIODE专利内容由知识产权出版社提供 专利名称:DRIVER CIRCUIT FOR LASER DIODE 发明人:ROGER RUSSELL BRACHT,DORREL ROBERT SILVEY 申请号:AU3564 584 申请日:1984 1119 公开号:AU572587B2 公开日:19880512 摘要:A driver circuit for controlling a laser diode in response to a digital...
Driver ModulesOriginal Power module MDF250A30M Power Transistor Moduleintegrated circuitultrasonic generator circuitcxd9841p circuitPMEG3010EJ Accessories Integrated Circuit PMEG3010EJTMI3252 Original New In Stock IC MCU TMI3252Original Power module ESCD215S3 IGBT Modulelaser diode driver circuitic 4558 ...
United States Patent US5397933 Note: If you have problems viewing the PDF, please make sure you have the latest version ofAdobe Acrobat. Back to full text
METHOD AND APPARATUS FOR DIRECTLY MODULATING A LASER DIODE USING MULTI-STAGE LASER DRIVER CIRCUITYAn optical transmitter (50) includes a laser driver (52) capable of receiving data and applying the data to drive a laser diode (58) ... BL Kasper,E Peral,JG Ransijn 被引量: 0发表: 2004年...
A laser diode driving circuit includes two chip capacitors disposed in the vicinity of one side portion of an IC along which a high voltage power supply terminal, a low v
Circuit and method for driving a laser diode A driver circuit for driving a laser diode is described herein. In accordance with a first exemplary embodiment the driver circuit includes a first electro... F Mignoli,M Galvano,A Logiudice 被引量: 0发表: 2020年 ...
Power control circuit for laser diode having wavelength compensation Small change of driving current can directly affect the output light intensity of the laser diode.In order to obtain stable output,based on the voltage neg... MJD Hutchinson 被引量: 3发表: 2005年 The Design of Driving Circuit...
PURPOSE:To decrease number of components, to simplify the circuit constitution and to miniaturize the entire circuit by controlling the operating current of a laser diode in response to the output change in a photodetector so as to keep the light output of the laser diode to a constant value....