Loading...
Low noise photodetector
Koheron PD100 photodetectors are amplified InGaAs photodetectors with a bandwidth in excess of 100 MHz. Designed for shot noise limited operation with hundreds of µW of incident power, PD100 photodetectors make perfect candidates for coherent sensing.
175 €
PD100-AC
| Quantity | Price |
|---|
Resources
Specifications
| PD100-AC | PD100-DC | |
|---|---|---|
| Wavelength range | 900 - 1700 nm | 900 - 1700 nm |
| Small signal bandwidth | 1.6 kHz - 105 MHz at 3 dB | 0 - 110 MHz at 3 dB |
| Coupling | AC | DC |
| Transimpedance gain | 3.9 kV / A | 3.9 kV / A |
| Power supply (positive) | 6 - 15 VDC | 6 - 15 VDC |
| Power supply (negative) | -15 to -6 VDC | -15 to -6 VDC |
| Optical input power | 0 - 2.5 mW | 0 - 0.6 mW |
| Noise Equivalent Power | 9 pW / √Hz (at 10 MHz) | 7 pW / √Hz (at 10 MHz) |
| Offset voltage | ±2 mV | ±2 mV |
| Output impedance | 50 Ω | 50 Ω |
| Outside Dimensions | 38 mm x 53 mm x 14 mm | 38 mm x 53 mm x 14 mm |
| Photodiode connector | FC | FC |
| Photodiode active diameter | 300 µm | 300 µm |
| Outputs | SMA | SMA |
| Mechanical details | Compatible with M6 metric breadboards (25 mm spacing) | Compatible with M6 metric breadboards (25 mm spacing) |
Functional diagram
Characterization
Output power spectral density
The power spectral density of the PD100 output is given for different incident optical powers. The spectrum analyzer is a Tektronix RSA306 in series with a Mini-Circuits ZFL-500LN+ 28 dB low-noise amplifier. Optical source is a Koheron LD100 laser at 1550 nm .
Frequency response
Noise equivalent power
Revision history
- 2 - August 2018: New options: PD100-AC / PD100-DC.
