FAQ

1

Electrical Characteristics

Q.
What are the effects of use in a condition beyond the operating temperature range?
  • Power Line EMC Filters
Q.
Is there any problem in use of a product with the ground terminal left unconnected?
  • Power Line EMC Filters
Q.
What should be done for grounding?
  • Power Line EMC Filters
Q.
What should be done to ground the products with the ground terminals in two different locations?
  • Power Line EMC Filters
Q.
What should be done to ground products with no ground terminals?
  • Power Line EMC Filters
Q.
How should the input/output wiring be arranged?
  • Power Line EMC Filters
Q.
It is said that locating a wire in parallel with other wires is not good. How about that?
  • Power Line EMC Filters
Q.
How should the input wires group and the output wires group be dealt with?
  • Power Line EMC Filters
Q.
What kinds of phenomena occur when wires are crossed?
  • Power Line EMC Filters
Q.
What is the recommended tightening torque for the terminal screws?
  • Power Line EMC Filters
Q.
We would like to know the calculation formula for input current for three-phase devices.
  • Power Line EMC Filters
Q.
What is “dBμV”?
  • Power Line EMC Filters
Q.
Please explain the loss (amount of heat generation).
  • Power Line EMC Filters
Q.
Is customized support possible?
  • Baluns
    • /
  • Chip Antennas
    • /
  • Diplexers
    • /
  • Directional Couplers
    • /
  • Dividers / Splitters
    • /
  • Filters
    • /
  • Triplexers
Q.
I want S-Parameter data.
  • Filters
    • /
  • Diplexers
    • /
  • Triplexers
    • /
  • Baluns
    • /
  • Directional Couplers
Q.
The product was equipped according to the data sheet, but it did not give the same performance.
  • Chip Antennas
Q.
Unable to do matching work well.
  • Chip Antennas
Q.
Is it possible to operate with a substrate which is different from the one shown in the data sheet?
  • Chip Antennas
Q.
How much is the communication distance?
  • Chip Antennas
Q.
How much are gain and radiation efficiency?
  • Chip Antennas
Q.
Is there a difference in characteristics between the case where the substrate alone is used and the case where it is placed in a case?
  • Chip Antennas
Q.
Please advise on the actual use of DC feed terminal (DC feed + RF GND or GND).
  • Baluns
Q.
What is the process for HHM1525 / HHM1526 multilayer balun's NC terminal (Terminal No. 6)? What are the characteristics difference between GND and open?
  • Baluns
Q.
What are the individual parameters of a thermistor?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)
Q.
What is the zero load resistance value?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)
Q.
What is temperature compensation?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)
Q.
What is the B constant?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)
Q.
What is withstand voltage?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)
Q.
What is the heat dissipation coefficient?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)
Q.
What is the heating time constant?
  • Chip NTC Thermistors (Protection Device)
    • /
  • Chip NTC Thermistors (Sensor)