PCA-44-16-16-800-x
Photoconductive THz antenna for laser excitation wavelengths λ ~ 500 nm … 850 nm
PCA – Photoconductive Antenna
Antenna parameters
Parameter
minimum ratings
standard
maximum ratings
Dark resistance
10 MW
20 MW
30 MW
Voltage
40 V
50 V
Optical mean power
30 mW
40 mW
Dark current voltage characteristic
Antenna design
Main PCA data
- Laser excitation wavelength 800 nm
- Antenna gap: 16 µm
- Antenna length 44 µm
- Antenna chip size 2 mm x 2 mm
Order information
PCA-44-16-16-800-x Photoconductive antenna
length l = 44 µm
gap g = 16 µm
width w = 16 µm
laser wavelength l = 800 nm(500 nm … 850 nm)
x denotes the type of mounting as follows:
x = 0 unmounted chip 2 mm x 2 mm with 4 bond contact pads
x = h mounted on an Al disc with 25.4 mm φand hyperhemispherical silicon substrate lens, 1m coaxial cable with BNC or SMA connector
x = a mounted on an Al disc with 25.4 mm φ and aspheric focusing silicon substrate lens, 1m coaxial cable with BNC or SMA connector
x = c mounted on an Al disc with 25.4 mm φ and aspheric collimating siliconsubstrate lens CL-12 for 12 mm THz beam diameter, 1m coaxial cable withBNC or SMA connector
x = h-f fiber coupled antenna with hyperhemispherical silicon substrate lens
x = l with aspheric focusing optical lens for free space laser excitation
x = p with preamplifier for detector antenna
描述 [描述] • Antenna length l: 44 µm<br />• Gap distance g: 16 µm<br />• Gap width w: 16 µm<br />• Laser wavelength λ: ≤ 800 nm