PFD meaning in Electronics ?

Answer:

What is Phase Frequency Detector mean?

A phase detector or phase comparator is a frequency mixer, analog multiplier or logic circuit that generates a signal which represents the difference in phase between two signal inputs.

The phase detector is an essential element of the phase-locked loop (PLL). Detecting phase difference is important other applications, such as motor control, radar and telecommunication systems, servo mechanisms, and demodulators.

reference

Full Form	Category
Peak Flood Discharge	Academic & Science
Port Frederick (ak)	Airport Code
Peter Fraser & Dunlop	Business
Prepared For Dyeing	Business
Probability of Failure of Demand	Business
Process Flow Diagram	Business
Prem Foods	Business
Preferred Income Fund, Inc.	Business
Project Flow Diagram	Business
Partners For Development	Community
Primary Faith Developer	Community
Power-flux Density	Computer and Networking
Protein Folding Database	Computing
Pattern File Disk	Computing
Probability of Failure on Demand	Computing
Printout Format Definition	Computing
Product Function Definition	Computing
Prefast For Drivers	Computing
Packaging File Data	Computing
Pixel Format Descriptor	Computing
Phase Frequency Detector	Electronics
Physical Facilities Department	General
Prion Forming Domain	General
Personal Flotation Devices	General
Permission For Drive	General
Porsche Fans Drechtsteden	General
Public Facilities District	General
Pics For Design	General
Personal Float Deployment	General
Proposal for Decision	General
Paddle Floatation Device	General
Public Facilities Districts	General
Pelvic Floor Disorders	General
Pink Fuzzy Dogs	General
Prepared For Dye	General
Paddle Flotation Device	General
Philadelphia Fire Department	Governmental
Personal Floatation Device	Governmental
Presumptive Finding of Death	Governmental
Proceed to Favorite Destination	Governmental
Persian Fashion Design	International
Pfund	International
Pruebas Funcionales Digestivas	International
Pediatric Feeding Disorder	Medical
Prevention From Drowning	Medical
Protein Folding Diseases	Medical
Pale Faced Devils	Messaging
Probability of Fault Detection	Military and Defence
Prepared for Dying	Military and Defence
Photon Flux Density	Physics Related
Port Frederick, Alaska USA	Regional
Primary Flight Display	Regional
Plunge for Distance	Sports
Personal Flotation Device	Sports
Preferred Stock	Stock Exchange
Permanent Fund Dividend	Stock Exchange