Noise Suppression Products / EMI Suppression Filters / TVS Diodes FAQ

The FAQ for EMI suppression filters (EMC and noise suppression) applies only to 萝莉影视 brand products.
Please note that it does not apply to common mode choke coils of 萝莉影视 Power Solutions products.

TVS Diodes (ESD Protection Devices)
EMI Suppression Filters (EMC and Noise Suppression)

TVS Diodes (ESD Protection Devices)

Q How do TVS diodes (ESD protection diodes) work?
Q Why are bidirectional TVS diodes selected?
Q What is a volt–ampere characteristic?
Q Where in a circuit is a TVS diode used?

Q Please explain the reliability testing items.
Q Please explain how to store TVS diodes.
Q Please explain TVS diode storage periods.
Q Please explain the TVS diode MSL (Moisture Sensitivity Level).

Q Breakdown voltage
Q Please explain the differences between the WL-CSP and DFN packages.
Q Does 萝莉影视 have TVS diode automotive grade products?
Q Does 萝莉影视 have medical grade products among your TVS diodes?

Q Implementation evaluation
Q Can reflow soldering be applied for diodes?
Q Can diodes be hand soldered?
Q Mounting Position of TVS Diodes (ESD Protection Devices)

Q Please explain TVS diode selection methods.

Q Are there RoHS and REACH certificates?

Q How to get S parameter
Q Please explain TVS diode weight.
Q Can TVS diodes be purchased in small lots?
Q Please explain TLP tests.

EMI Suppression Filters (EMC and Noise Suppression)

Q How do I make effective use of a ferrite bead?
Q What do the letters Z, R, and X indicate on the ferrite bead impedance curve?
Q At what frequency is the impedance of the ferrite bead regulated?
Q How do I choose an effective filter to suppress noise for a specific frequency?
Q What are the characteristics of the BLM_H Series?
Q What kind of chip ferrite bead products do you offer?
Q Where can I find S-parameter and other simulation data?
Q Where can I find reference information for learning the basics of noise suppression methods?
Q Do you offer noise suppression support outside Japan?
Q Is it acceptable to use a common mode choke coil with a higher-rated voltage if we use it at or below the rated current?

Q What are the recommended mounting conditions such as for the reflow profile and land dimensions?

Q Please describe the Moisture Sensitivity Level (MSL) of the noise suppression products.
Q What is the weight of the components used in the noise suppression products?
Q Can I use a ferrite bead in a circuit with an inrush current?
Q Do you have failure rate, fit value, and MTTF and MTBF data?
Q Have your EMI suppression filters been certified to safety standards (IEC/UL standards, etc.)?

Q Do you offer discontinued product information for noise suppression products?

Q Are the EMI suppression filters RoHS compliant?
Q Do you offer RoHS and REACH letters of guarantee?

Q Does the ferrite bead have to be grounded?
Q Do the ferrite beads have polarity?
Q Can I use chip ferrite beads in parallel?
Q Do the products use lead-free solder?
Q How do I store a chip ferrite bead (BLM)?
Q How long can I store a chip ferrite bead (BLM)?
Q How do I choose the optimal ferrite bead?
Q Please tell us how to purchase small quantities.
Q Do you offer an evaluation sample kit for noise suppression products?
Q Do you offer design support software?
Q How do I choose a noise suppression product?
Q How do I choose a common mode choke coil?
Q What is the best common mode choke coil for a USB line?
Q Do you offer noise suppression products for USB 3.0 lines?
Q Do you offer noise suppression products for HDMI?
Q How do I use LC compound-type noise suppression products, such as the T-type and Pi-type?
Q Are there any important points to take into consideration when choosing a chip ferrite bead?
Q How do I use a common mode choke coil for a power line?
Q Where can I find case studies of the use of your products for noise suppression of motors for in-vehicle use?
Q What is an EMI filter?
Q What is the basic principle of noise suppression products?

Q Do you carry array-type chip ferrite beads (products with multiple elements in a single package)?
Q Please describe the internal structure of the noise suppression products.
Q Do you offer descriptive information on the manufacturing process of noise suppression products?

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