FAQ

1

Products

Q.
Why is the primary side fuse of the power supply in the live side (L phase)?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
Please explain the specs of the vibration test.
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
Please explain the difference between the rating voltage on the nameplate seals and specifications.
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Please explain the heat dissipation methods for power modules / onboard power supplies.
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Is it alright to clean the products?
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Is it a problem if the load currents of each output are not equal in ±2 output products with insulated onboard power supplies?
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Does the power supply produce any sound?
  • AC-DC Power Supplies
Q.
What do the terms such as EHFP and HFP at the end of the product nameplates mean?
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Please explain power loss of power supplies.
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Please describe the power consumption (loss).
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
How much output power (current) can actually be used?
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Are there specifications for input surge currents (inrush currents) with DC input power modules / on-board power supplies?
  • DC-DC Converters
Q.
How do I measure the output ripple and noise?
  • DC-DC Converters
Q.
Please provide information on support for CCC standards?
  • DC-DC Converters
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  • AC-DC Power Supplies
Q.
Can I use the AC-DC power source for DC input?
  • AC-DC Power Supplies
Q.
Is the AC-DC power supplies isolated?
  • AC-DC Power Supplies
Q.
How do I calculate the power factor?
  • AC-DC Power Supplies
Q.
What is the definition of the inrush current described in the product specifications?
  • AC-DC Power Supplies
Q.
The EMI characteristics of the power supply differ from the published data.
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
Are there any instructions concerning the wire to be used?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
How does a startup warranty differ from a product warranty?
  • AC-DC Power Supplies
Q.
Some products are listed as "not recommended for new designs". Why is this?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
Are products without power factor correction circuits exempt from harmonics regulations?
  • AC-DC Power Supplies
Q.
Is it necessary to control the power supply's static electricity?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
What does it mean to comply with the Electrical Appliance and Material Safety Law (Appendix Table 8)?
  • AC-DC Power Supplies
Q.
Can I connect the GNDs of multi-output power supplies in common?
  • AC-DC Power Supplies
Q.
Is there a startup time limit?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
What altitude does the power supply support?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
How do you calculate the power supply's generated heat?
  • AC-DC Power Supplies
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  • DC-DC Converters
Q.
What causes the input side fuse of the power supply to blow? Also, can I replace the fuse myself?
  • AC-DC Power Supplies
    • /
  • DC-DC Converters