SiC APD (Avalanche Photodiode)
Advatech offers the first commercially available SiC APD (Avalanche Photodiode), aimed at providing high performance photon detection in the deep UV and covering the UVA, UVB and UVC bands. Operation is possible in both Linear and Geiger modes.
Applications include:
  • UV fluorescence detection
  • UV LADAR
  • UV communications
  • Flame detection
  • Missile flare detection
high performance photon detection

Device performance characteristics being as detailed below.
SiC APD Performance Characteristics (SIC-APD-01)
Characteristic/Parameter Units Value
Sensor Optical Diameter: µm 120
Spectral Performance:

Peak		 nm 270
Range nm 200 to 360
Package TO-46
Linear Mode Operation
Operating Voltage V <170
Quantum Efficiency (QE): % 35
Responsivity (Gain - Unity): A/W 0.1
Temperature Coefficient of Vb: V/ºC 0.034
Dark Current: 0.1nA
Geiger Operation
Breakdown Voltage, Vb - (Typical): V 170
Operating Voltage, Vop V Vb + 2
Temperature Coefficient, V/ºC 0.034
Dark Count Rate (DCR): kHz 10 (@Vop)
Photon Detection Efficiency (PDE): % 10 (@Vop)
SiC APD Performance Characteristics
SiC APD Performance Characteristics
Further Reading / Publications