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High-speed Ga0.47In0.53as photoconductive detector for picosecond light pulses

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3 Author(s)
Klein, H.-J. ; Aachen Technical University, Institute of Semiconductor Electronics, Aachen, West Germany ; Kaumanns, R. ; Beneking, H.

A planar GaInAs photodetector suitable for the detection of light pulses in the picosecond range is presented. The device investigated exhibits a photocurrent rise time of ~ 20 ps and an inner gain-bandwidth product of ¿B ~ 125 GHz. At a wavelength of 820 nm the sensitivity is 3 A/W.

Published in:

Electronics Letters  (Volume:17 ,  Issue: 12 )