Capacitors FAQs

Conductive Polymer Electrolytic Capacitors

FAQ0001 What is a conductive polymer capacitor?

FAQ0002 What is the difference between conductive polymer capacitors and ceramic capacitors?

FAQ0003 What is its failure mode?

FAQ0004 Can conductive polymer capacitors be connected in series?

FAQ0005 What are the storage requirements?

FAQ0006 In the case where voltage is applied to a conductive polymer capacitor, does the conductive polymer capacitor show the same bias characteristics as a multi-layer ceramic capacitor (MLCC) does?

FAQ0007 There is a product for which a leak current standard value is defined in terms of CV. What is CV?

FAQ0008 Does a conductive polymer tantalum solid capacitor (POSCAP) fail in short mode as an ordinary tantalum capacitor does?

Aluminum Electrolytic Capacitors

FAQ0010 What is the limit value of the rush current（pulsed current )?

FAQ0011 Are Aluminum electrolytic capacitors　certified by safety standards?

FAQ0012 What is the failure mode when reverse voltage is applied on aluminum electrolytic capacitors?

FAQ0013 As there is no pressure relief valve for aluminum electrolytic capacitors ø8 or less, do electrolyte leakage occur when the internal pressure increases caused by failures?

FAQ0014 Please tell me the temperature characteristics and frequency characteristics of the aluminum electrolytic capacitor.

FAQ0015 What happens if an overvoltage exceeding the rated voltage is applied to the product?

FAQ0016 What happens if an excess ripple higher than the rated ripple is applied to the product?

FAQ0017 What are the storage requirements?

FAQ0018 There is a product for which a leak current standard value is defined in terms of CV. What is CV?

Electric Double Layer Capacitors (Gold Capacitors)

FAQ0020 Does it have a residual voltage?

FAQ0021 Is a series resistance necessary for preventing rush current during recharging?

FAQ0022 What are the storage requirements?

FAQ0023 How long is the service life of an electric double layer capacitor?

FAQ0024 What should I keep in mind when connecting electric double layer capacitors in series?

FAQ0025 Is it possible to apply a voltage slightly higher than the rated voltage to an electric double layer capacitor?

Film Capacitors

FAQ0027 How long is the service life of a film capacitor?

FAQ0028 What about the failure modes and usage precautions of film capacitors?

FAQ0029 Dose the Film Capacitor for AC Motor use comply with China Compulsory Certificate system？

FAQ0030 How much current can be applied to a film capacitor?

FAQ0031 What are the storage requirements?

FAQ0032 The capacitor emits a sound. Could it be a sign of a failure?