Modules consisting of an infrared detector and signal processing or preamplifier integrated into a compact assembly are available with different spectral response ranges, time response characteristics and gains.
Listed below are helpful application notes:
- How to Choose an IR Detector and Preamplifier
- Predicting the Performance of a Photodetector
- Time Constant vs. Frequency Chart
IR Detector Preamplifiers & Accessories
IR Product
LWIR Hybrid Infrared Detector with Preamp
Catalog link IR Product
Long-wave infrared detector (TO-5) with integrated 100 MHz preamplifier
Catalog link 
IR Product
Application Note – IR Photodiodes from Hamamatsu
Catalog link 
IR Product
IR Detectors and Modules
Catalog link 
IR Product
Transducers Catalog
Catalog link