Application Guide

Circuit Protection
Terminology Guide
Circuit Protection
TransGuard®/MultiGuard, Transient Voltage
Suppressor
• Sub ns response time
• Bipolar protection
• Off state EMI filter, on state transient
protection
• High peak current and transient energy
capability
Glass Encapsulated Varistor, Industrial Range
• Low DC leakage current
• Bi-directional protection
• Off state EMI filter, on state transient
protection
• Multiple strike capability
• 1206 to 3220 case size
StaticGuard, Transient Voltage Suppressor
• General purpose ESD protection
• Low capacitance, low leakage current
• ESD failure voltage >200V
• 15kV ESD pulse generates <20mJ
• Fast turn-on time <1ns
• General purpose clamping <200V suitable
for ESD transients up to 15kV
Glass Encapsulated Varistor, Telecom Range
• CCITT 10/1000μs Pulse test specified
• Effective SMD alternative to MOV between
60 and 90 Vrms
• High energy ratings up to 6J
• Provide EMC capacitance
USB Series, Transient Voltage Suppressor
• Low capacitance for high speed data line
ESD protection
• Bi-directional device
• Low clamping voltage
• Fast turn-on time <1ns
• Discrete, Dual and Quad packages
CANbus Series, Transient Voltage Suppressor
• Designed to protect the Controlled Area
Network, AEC Q200 qualified
• High ESD capability (25kV)
• High In Rush current (4A @ 8X20us)
• EMI/RFI attenuation
• Discrete, Dual and Quad packages
AntennaGuard, Transient Voltage Suppressor
• Ultra low capacitance for RF circuit
protection
• Fastest response time to ESD strikes
• Single chip solution equals space savings
• Low insertion loss
Application Guide
Circuit Protection
Glass Encapsulated Varistor, Automotive Range
• Specified with Load dump and Jump Start
requirements of ISO 7637
• AEC Q200 compliant
• Off state EMI filter, on state transient
protection
• Energy absorption 1.5 to 25J
Working Voltage (VW)
voltage at which the part can operate indefinitely
Electro Magnetic Compatibility (EMC)
the ability for one electronic device to function next to another
electronic device without interference.
Breakdown Voltage (VB )
voltage at which the part draws 1 ma of current
Clamping Voltage (VC )
voltage the part limits to when subjected to an 8x20μs waveform
(current varies with energy rating)
Peak Current (IP)
maximum 8x20μs repetitive strike (500 pulses) current rating
Transient Energy (Et )
maximum 10x1000μs energy in Joules
Electrostatic discharge (ESD)
the sudden and momentary electric current that flows when an
excess of electric charge, stored on an electrically insulated
object, finds a path to an object at a different electrical potential
C I R C U I T
P R O T E C T I O N
Over Voltage
undesirable surge in voltage on a line causing it to exceed the
maximum rated operating conditions
Over Current
undesirable surge in current on a line causing it to exceed the
maximum rated operating conditions
Electro Magnetic Interference (EMI)
any electrical disturbance that interferes with normal operation of
electrical equipment
EN 61000-4-2
Electrostatic discharge immunity test
Single Layer Varistor, Transient Voltage Suppressor
• SMD 3220 size
• Voltage ratings 175Vrms to 300Vrms
• Replacement for radial leaded varistors
• Acid resistance against harsh environments
• Hybrid Ag terminations, plated terminations
in development
AccuGuard, Surface Mount Fuse
• Extremely accurate thin film technology
• Fast response time
• Repeatable lot to lot performance
• Post fusing resistance >20Mohm
• UL, cUL approvals
Sub pF Varistor, Transient Voltage Suppressor
• Sub 1pF capacitance to minimize
signal distortion at very high data rates
and RF frequency
• Low profile 0402 package
• Low leakage current
• Multiple strike capability
Surface Mount NTC, Thermistors
• Negative Temperature Coefficient
• Precision tolerance available
• Multiple temperature stability options
• Fast thermal response time
UltraGuard, Transient Voltage Suppressor
• Extremely low leakage (2uA)
• Protection for battery operated devices,
high clock speed integrated circuits, and
optic circuits
• Discrete, Dual, and Quad packages
Leaded NTC, Thermistors
• Negative Temperature Coefficient
• Precision tolerance available
• Multiple temperature stability options
• Fast thermal response time
TransFeed, LCT Transient Voltage Suppressor Filter
• Narrow band, high attenuation filter
• Bi-directional TVS
• Fastest sub ns turn on time
• EMI filtering over broader frequency
spectrum
CapGuard, High Voltage TVS
• Ideal for high transient applications
• User defined capacitor and varistor
• Ultra low ESR/ESL
• Fast Turn on time
• Multiple Strike capability
• Very high current handling capability
NOTICE: Specifications are subject to change without notice. Contact your nearest AVX Sales Office for the latest specifications. All statements, information and data given
herein are believed to be accurate and reliable, but are presented without guarantee, warranty, or responsibility of any kind, expressed or implied. Statements
or suggestions concerning possible use of our products are made without representation or warranty that any such use is free of patent infringement and are not
recommendations to infringe any patent. The user should not assume that all safety measures are indicated or that other measures may not be required. Specifications are
typical and may not apply to all applications.
© AVX Corporation
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EUROPE
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Tel: 843-448-9411
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Tel: +44-1252-770000
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Tel: +82-2785-6504
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(KYOCERA Electronic Devices)
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Japan
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A KYOCERA GROUP COMPANY
http://www.avx.com
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Cell/Mobile/PDA
Base Station
Wireless Card
Key Pads
PDA
Set Top
Controllers
White Goods
Test Equipment
Bar Code Scanner
Key Pad
GPS Data Input
USB
RS232
Fingerprint Reader
I/O Ports
Notebook
Sound Card
Wireless Card
Wireless Scanner
Graphics Card
Keyboard
Axial Leaded
Industrial
Industrial Controllers
Automation
Heavy Equipment
Healthcare
Hearing Aid
Instrumentation
Diagnostics
RFID
Analysis
Key Pads
White Goods
X-Ray
AntennaGuard
Notebook
Graphics Card
Cell/Mobile/PDA
RF Amplifiers
RF Amplifiers
RF Amplifiers
Sub pF
AntennaGuard
USB 3.0 Port
Graphics Card
Ethernet Line
Cell/Mobile/PDA
USB 2.0/3.0
HDMI
GPS
3D Imaging
UltraGuard
Hand Held PDA
Backlit Display
Cell/Mobile/PDA
Backlit Display
PDA
Battery Power Device
Sensors,
Hand Held Equipment
Heavy Equipment
Automation
Max Cap
USB Series
Notebook
LCD Monitors
Video Card
Ethernet Lines
Universal Serial BUS
Graphics Card
CAN Series
USB Port
LCD TV
Diagnostic Equipment
CAN Bus
150°C Series
Energy
SMART Grid
SMART Meter
Nuclear Energy
DC Motor Turn
Off Surge Suppression
Solar/Wind Inverters
Nuclear Energy
Lighting
Security
Military
Automotive
GPS Tracking Systems
Fleet Management
GPS Input Data
LED
OLED
HID
Agricultural
Architectural
Landscaping
Food Processing
Stadium
Retail
Warehouse
Office/Commercial
LED Modules
Key Pads
Video Camera
Motion Detector
Communications
Aerospace
Vehicles
Safety
Body Electronics
Drive Train
Comfort & Convenience
HEV Modules,
Monitors, & GFI
DC Motor
Turn Off Surge
Suppression
Communications
Aerospace
Vehicles
Sensors
RF Link
Sensors
Power Amplifiers
Low Power
LED Drivers
SMART Grid
DC Motor Driver
Commercial Vehicle
Heavy Equipment
SMART Meter
Diagnostics Port
CAN BUS
Heavy Equipment
Commercial Vehicle
Avionics
HIGH DENSITY
Data Lines
Max. Cap.
0805
DC Motor Turn
Off Surge
Suppression
Keyless Entry
High Voltage DC
Data Lines
Firewire BUS
GPS
RF Circuits
FlexRay
Radar
X-Ray
Pacemaker
DC Motor Driver
DC Motor Driver
Commercial Automotive
DC BUS
Suppression
LED Drivers
Automotive Series
Small Power Inverters
CAN BUS
ULTRA
LOW CAP
Underhood Modules
White Goods
Controllers
Industrial Series
Industrial Controllers
Automation
Downhole Exploration
Geophysical Equipment
Heavy Equipment
Solar/Wind Inverters
Power Conditioning
Power Supply
SMART Meters
Finger Print ID
Multi-Media Add on
Cards
Load Dump/Jump Start
Video Camera
Motion Detector
I/O Ports
LCD Dashboard Driver
Communication BUS
Power Lines to
Secure Boards
Power Supply
Power Distribution
Fuel Pump
Power Supply
LIGHTNING/HEAVY SURGE PROTECTION
CapGuard
Downhole Exploration
Geophysical Equipment
Heavy Equipment
Base Station
Wind/Solar Panels
Inductive Dump
Radiated Noise
Attenuation
Arcitectural
Stadium
Street Lamps
Agricultural
Leaded/SMT NTC
Battery Pack
Cell/Mobile/PDA
Thermostats
Boilers
Instrumentation
Printers
Thermal Metering
Systems
Temperature
Measurement
Solar Power
Temperature Control
Sensor Input
HDD/SSD Drives
Cell/Mobile/PDA
Battery Pack
LCD Screens
Programmable
Controllers
Patient Monitor
Temperature Control
Sensors
Liquid Level
Measurement
Temperature
Measurement
GPS
Coil Compensation
Engine Management
Air Conditioning
Automatic Transmission
TMPS
Audio Compensation
LCD Monitor
Smoke Detector
LED
LOW CAP
LOW VC/VB
Sub pF MLV
Low Vc/Vb
HIGH DENSITY
LED Lighting
Parallel Ports
Interfaces
Advanced Cell Phone
GPS
PDA
Notebook
Medical Monitors
Keypad/Keyboard
POWER TVS
MAX CAP/ENERGY
Inductive Loads
SMART Grid Advanced
Avionic Power
High End AC Mains
Alternate Energy Inverters
& Controllers
Video Camera
Home Security
Power Supply
Car Electronics
High Speed Ports
• HDMI
• USB 3.0
• Ethernet Line
Graphics Card
RF Ports
ULTRA
LOW CAP
Automotive Under
Hood Modules
Commercial Vehicle
Heavy Equipment
Automotive Relays/
Motor Drivers
Industrial Controllers
Telecom Base Station
ENERGY
CURRENT
TEMP.
SIZE
FUSES
Thin Film Fuse
FlexRay SPV
2010 Scheduled Release
THERMISTORS
LCD Compensation
Battery Pack
CD Player
GPS
Coil Compensation
White Goods
Temperature Control
Air Conditioning/Heating
SPV Low Vc/Vb
Material
MARKETS SERVED BY ROADMAP
Industrial Controllers
Automation
Downhole Exploration
Geophysical Equipment
Electronic Toll
Programmable
Agriculture Equipment
GPS Tracking System
Instrumentation
Monitoring
Imaging
Bar Code Scanners
SPV
0.25pF MLV
UltraGuard Ext.
0402 1μA IL
2009 Scheduled Release
Load Dump/Jump Start
Water Pump
Seat Weight Sensor
Airbag
GPS
Car Audio
TVS PROTECTION & EMI ATTENUATION
TransFeed
200°C MLV
Cockpit
Instrumentation
Phone Lines
ADSL Lines
Telecom Circuits
Telecom Series
SPV
0.4 pF MLV
SPV Array
4032 SMD MLV
Power TVS
Low Current
Fuse
Controlled
Capacitance MLV
0201 SPV
3220 SMD MLV
Power TVS
ENERGY
CURRENT
TEMP.
SIZE
Diagnostics Port
MP3
Charge Port
CAN BUS
Hardened Hand Held
Devices
Max. Cap. MLV
1206
150°C
Automotive MLV
8-Element Array
Hardened Hand Held
Devices
Arcitectural
Stadium
Street Lamps
Agricultural
HID
61000-4-5 Surge
0201 UltraGuard
POWER TVS
MAX CAP/ENERGY
CapGuard
SMD/Leaded
Miniature MLV
0201 18V
DC Motor Turn
Off Surge
Suppression
GLASS COATED VARISTORS
Standard Series
CIRCUIT PROTECTION TECHNOLOGY ROADMAP
Miniature MLV
0201 5V
High Speed Video Bus
Solar RF/CAN Interface
Peak Power Trackers
Inverters
Downhole Exploration
Transportation
CAPACITANCE
Consumer
CAPACITANCE
Communications
CAPACITANCE
TransGuard/
MultiGuard
PC
RF Modules
Sensors
Optics Circuits
GPS
FlexRay
Keyless Entry
CAPACITANCE
VARISTORS
Battery Operated
Devices
LED Lighting
FETs
Medical Monitors
Sensors
Backlit Display
PDA
GPS
HDMI 1.3
RF Circuits
LOW CAP
LOW VC/VB