Abstract
A high-power InP-based optothyristor has been fabricated and tested for pulsed power switching. To increase the power handling capability, the device has a 250-μm-thick Fe-doped semi-insulating (SI) InP sandwiched between two p-n junctions grown by MOCVD. The device turn-on is controlled by optical illumination on the Sl-InP, which creates a high concentration of electron and hole pairs. The switched current and the di/dt rating have been studied as a function of the switch blocking voltage. It is shown that the optothyristor is capable of switching a current almost four times the current switched by a bulk Sl-InP photoconductive switch under the same voltage bias.
| Original language | English |
|---|---|
| Pages (from-to) | 140-142 |
| Number of pages | 3 |
| Journal | IEEE Electron Device Letters |
| Volume | 14 |
| Issue number | 3 |
| DOIs | |
| State | Published - Mar 1993 |
ASJC Scopus Subject Areas
- Electronic, Optical and Magnetic Materials
- Electrical and Electronic Engineering
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