what are the drawbacks of Photo diodes?



what are the drawbacks of Photo diodes?..

Answer / haris.k.a

1. Small area
2. No internal gain (except avalanche photodiodes, but
their gain is typically 102–103 compared to up to 108 for
the photomultiplier)
3. Much lower overall sensitivity
4. Photon counting only possible with specially designed,
usually cooled photodiodes, with special electronic circuits
5. Response time for many designs is slower

Is This Answer Correct ?    2 Yes 1 No

Post New Answer

More Electronics Communications Interview Questions

what are software interrupts present in 8051 Microcontroller? Only Software interrupts//////

0 Answers  


The charge of an electron is equal to

9 Answers   BSNL, Nokia,


The change in a semi-conductor strain gauge, in resistance on application of strain is mainly due to the change in its

0 Answers   C DAC, CDAC,


pitch frequency of female?

1 Answers  


What is the difference between microprocessors and micro controllers?

4 Answers   CTS,






why do you choose ece branch?

51 Answers   College School Exams Tests, DWE, ECE Industries, Focus, Hitachi, Industrial Power Supplies, Infosys, Reliance, Sony, TATA, TCS,


Why 50Hz power supply is standard?

2 Answers  


When two UPS are connected in parallel, can you have a bypass raw power supply connected across? Please explain

1 Answers  


CDMA

6 Answers   Finolex,


What is the disadvantage of on-off control?

0 Answers  


what is embedded system

3 Answers   TCS,


please send me PHOTON INFOTECH sample placement papers or pattern of the paper.very urgent.

1 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)