Glossary of Electrical Relays

• Basics
  • Relay Basics – Mechanical Relays (Movable Contacts)
  • Relay Basics – MOS FET Relays (No Movable Contacts)
• Technology
  • Relay Technology – Mechanical Relays (Movable Contacts)
  • Relay Technology – MOS FET Relays (No Movable Contacts)
• Applications
  • Relay Applications – Mechanical Relays (Movable Contacts)
  • Relay Applications – MOS FET Relays (No Movable Contacts)
• Standards
• Glossary
  • Relay Glossary
  • Search by alphabetical index
  • Search by Category

Search by alphabetical index

B

• Bounce

C

• Coil inductance
• Coil resistance
• Contact form
• Contact resistance
• Crosstalk characteristic

D

• Dielectric strength
• Double-winding latching relays

E

• Electrical endurance
• Example of measuring high-frequency characteristics

F

• Failure rate
• Flux protection (PCB relay)

H

• Hermetically sealed (Plug-in relay)
• High frequency isolation
• Hot start

I

• Impulse withstand voltage
• Insertion loss
• Insulation resistance

L

• Latching relays

M

• Maximum high-frequency carry power
• Maximum high-frequency switching power
• Maximum switching capacity
• Maximum switching current
• Maximum switching voltage
• MBB contacts
• Mechanical endurance
• Minimum pulse width
• Must operate voltage (Pull-in)
• Must release voltage (Drop-out)

N

• Number of poles

O

• Operate bounce time
• Operate time

P

• Plastic sealed (PCB relay)
• Plastic sealed (Plug-in relay)

R

• Ratchet relays
• Rated carry current
• Rated current
• Rated load
• Rated power consumption
• Rated voltage
• Relay coil symbols
• Relay contact symbols
• Release bounce time
• Release time
• Reset time
• Return loss

S

• Screw (metal) mounting relay (Enclosed) (Cased)
• Screw (metal) mounting relay (Open)
• Set time
• Shock resistance
• Single-side stable relays (Standard type)
• Single-winding latching relays
• Stepping relays
• Stray capacitance
• Switching frequency

T

• Thermoelectromotive force
• TV rating

U

• Unsealed (Plug-in relay)　(Cased)

V

• V.S.W.R.
• Vibration resistance

• Basics
  • Relay Basics – Mechanical Relays (Movable Contacts)
  • Relay Basics – MOS FET Relays (No Movable Contacts)
• Technology
  • Relay Technology – Mechanical Relays (Movable Contacts)
  • Relay Technology – MOS FET Relays (No Movable Contacts)
• Applications
  • Relay Applications – Mechanical Relays (Movable Contacts)
  • Relay Applications – MOS FET Relays (No Movable Contacts)
• Standards
• Glossary
  • Relay Glossary
  • Search by alphabetical index
  • Search by Category

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