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Countermeasure Product Shopping Guide

Countermeasure Product Shopping Guide

“Countermeasure Product Shopping Guide” provides quick access to countermeasure products that protect circuits and devices from “noise, surge, electrostatic and heat.”
Choose from over 500,000 in-stock items available for shipping. With same day shipping, you will receive your products immediately to address your urgent needs.

Signal lines

Problems Countermeasures Product Category
Normal mode noise in signal lines and I/O lines of electronic devices Noise attenuation with high impedance
Crosstalk prevention between neighboring circuits

Ferrite beads

Steep attenuation property provides highly effective noise suppression

Three terminal filter

Radiated emissions from electronic devices
Common mode noise in signal lines
Suppresses common-mode and differential mode noise

Common-mode choke coil

BER (Bit Error Rate) degradation Noise attenuation with high impedance

Ferrite beads

High-speed signal lines

Problems Countermeasures Product Category
Common mode noise in high-speed digital circuits Wideband noise attenuation / filtering

EMI filter

High radiated emissions
Distortion in signal waveform
Wide attenuation up to high frequency range

EMI filter

Overshoot, undershoot and ringing of high-speed digital signal High frequency noise filtering

Ferrite beads

Low-frequency wideband noise
BER (Bit Error Rate) degradation
Noise attenuation with high impedance

Ferrite beads

Noise due to impedance mismatching
Common mode noise
Noise in IC power lines
Noise due to IC voltage/current fluctuations
High speed / high power CPU decoupling
EMI countermeasures for high frequency lines
Output smoothing for high-speed switching DC-DC converters

Decoupling device

High-speed differential lines

Problems Countermeasures Product Category
Radiated emissions from electronic devices
Common mode noise in high-speed signal lines
Suppresses common-mode and differential mode noise

Common-mode choke coil

Power lines

Problems Countermeasures Product Category
Common mode noise Noise reduction in wide range

EMI filter

Low-frequency wideband noise
BER (Bit Error Rate) degradation
Noise attenuation with high impedance

Ferrite beads

Power loss in power lines Reduces magnetic flux leakage from power inductors

Ferrite beads

Noise due to impedance mismatching
Common mode noise
Noise in IC power lines
Noise due to IC voltage/current fluctuations
High speed / high power CPU decoupling
EMI countermeasures for high frequency lines
Output smoothing for high-speed switching DC-DC converters

Decoupling device

Power supply noise Power supply noise suppression and contact protection for automatic machines and office equipment

Surge arrester

Switching Power Supplies

Problems Countermeasures Product Category
Conductive emission noise from switching power supplies Attenuates conducted noise from power supply

Power line filter

Electronic devices

Problems Countermeasures Product Category
Switching noise in IC
Noise infiltration from power lines
High frequency noise caused by rotation of brush motors
Prevents switching noise
Countermeasures against noise infiltration to power lines
Countermeasures against high frequency noise
Can be used as spark quenching circuits

Noise suppression capacitor

Earth lines

Problems Countermeasures Product Category
Short time breakdown
Artifacts generated in image inspection system
Reduces noise from earth lines

Ground line noise filter

Power / Telecommunication lines

Problems Countermeasures Product Category
Over-current Protects office equipment such as PC and FAX machines, as well as TV, video recorders, copy machines, audio components, distribution boards and telecommunication equipment.
Lightning surge protection for internet connection

Surge protector

Power lines

Problems Countermeasures Product Category
Over-current due to lightning strikes, power cross and power induction
Switching surge on motor relays
Malfunction and damage to electronic devices
Electromagnetic pulse
Over voltage protection
Abnormal voltage suppression
Switching surge absorption for motors and relays
I/O protection
Pulse noise absorption

Varistor

Inrush current that occurs when switching power supplies are turned on. Inrush current suppression

NTC thermistor

Internal circuit damage due to misconnection of power lines
Short circuit failures in capacitors due to reverse polarity connection
Equipment malfunction due to rapid changes in load current
Over-current, overheat
High temperature rise in transformer coils due to abnormal surge
Power line protection
Short circuit protection
Current interruption or limitation to I/O port
Prevents damage to CPU from VRM malfunction
Over-current / overheat protection
Heat dissipation from transformer coils

PTC thermistor

Over-current Over-current protection for DC power supplies

Chip fuse

Lightning-induced surge Lightning surge protection for IC

Surge arrester

 Noise

 Surge

Electrostatic

 Heat

Telecommunication lines

Problems Countermeasures Product Category
Electrostatic Protection for high-speed data transmission I/O ports
To shunt electrostatic discharge away from circuits.

ESD protection device

Power lines

Problems Countermeasures Product Category
Electrostatic discharge (ESD) in computers Electrostatic absorption

Varistor

Electronic devices

Problems Countermeasures Product Category
Accumulation of heat in electronic devices Thermal diffusion

Heat-resistant sheet, tape and adhesive agent

Heat dissipation from electronic devices

Heat-resistant sheet, tape and adhesive agent

Heat sink

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