Semtech Newest Circuit Protection

Types of Circuit Protection

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Semtech RClamp04022S RailClamp® 2-Line TVS Diode
Semtech RClamp04022S RailClamp® 2-Line TVS Diode
10-07-2025
Designed to protect sensitive electronics from damage or latch-up due to ESD and EOS.
Semtech SVS03331P1RBQ Low Capacitance TVS Diode
Semtech SVS03331P1RBQ Low Capacitance TVS Diode
08-21-2025
Provides secondary surge and ESD protection on antennas and high-speed data ports.
Semtech RClamp03301H-RClamp0801H ESD & EOS Protection
Semtech RClamp03301H-RClamp0801H ESD & EOS Protection
07-03-2025
ESD and EOS Protection are specifically developed to protect high-speed Ethernet lines.
Semtech uClamp5591P μClamp® TVS Diode
Semtech uClamp5591P μClamp® TVS Diode
06-27-2025
Features large cross-sectional area junctions for conducting high transient currents.
Semtech RClamp03348P RailClamp® ESD Protection Diode
Semtech RClamp03348P RailClamp® ESD Protection Diode
06-27-2025
Designed to minimize both ESD peak clamping and TLP clamping voltage.
Semtech RClamp®10022PWQ Transient Voltage Suppressor (TVS)
Semtech RClamp®10022PWQ Transient Voltage Suppressor (TVS)
04-02-2025
Designed for ESD protection of 100BASE-T1 and 1000BASE-T1 interfaces in automotive environments.
Semtech SMBJxA ESD Protection Diodes
Semtech SMBJxA ESD Protection Diodes
03-31-2025
Designed to protect sensitive electronics from latch-up due to lightning and ESD.
Semtech RClamp2271ZC ESD Protection/TVS Diode
Semtech RClamp2271ZC ESD Protection/TVS Diode
03-01-2025
Specifically designed to protect sensitive electronics from damage or latch-up due to ESD.
Semtech TDS2621LP Transient Diverting Suppressors (TDS)
Semtech TDS2621LP Transient Diverting Suppressors (TDS)
03-01-2025
Designed to provide high-energy EOS protection with superior clamping & temperature characteristics.
Semtech RClamp1561PWQ RailClamp® ESD Protection
Semtech RClamp1561PWQ RailClamp® ESD Protection
09-10-2024
Designed to protect high-power RF interfaces with characteristics for board-level protection.
Semtech RClamp®03331PWQ ESD & EOS Protection Device
Semtech RClamp®03331PWQ ESD & EOS Protection Device
06-27-2024
Designed to provide ESD and secondary surge protection on antennas and high-speed data ports.
Semtech USB Type-C™ Protection
Semtech USB Type-C™ Protection
01-04-2024
These USB Type-C™ Protection devices help to safeguard individual lines for USB Type-C interfaces.
Semtech RClamp/μClamp TVS Diodes
Semtech RClamp/μClamp TVS Diodes
11-02-2023
Features a solid-state silicon-avalanche technology and low leakage current.
Semtech RClamp0594P 4-Line Surge & ESD Protection
Semtech RClamp0594P 4-Line Surge & ESD Protection
08-09-2022
RailClamp TVS arrays with ultralow capacitance ESD protection.
Semtech ESD & EOS Protection for 2-Line Auto Applications
Semtech ESD & EOS Protection for 2-Line Auto Applications
04-27-2022
µClamp® TVS arrays designed to protect sensitive electronics from damage to ESD & surge.
Semtech RClamp®01211ZC ESD Protection Device
Semtech RClamp®01211ZC ESD Protection Device
03-31-2022
FemtoClamp™ ESD protection device specifically designed to protect high-speed differential lines.
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YAGEO KH-AT Metal Oxide Varistors (MOVs)
YAGEO KH-AT Metal Oxide Varistors (MOVs)
02-05-2026
Automotive-grade MOVs engineered to deliver long-term reliability in harsh operating environments.
PolyPhaser 2GHz to 6GHz N-Type Bulkhead RF Surge Protectors
PolyPhaser 2GHz to 6GHz N-Type Bulkhead RF Surge Protectors
01-22-2026
Protect equipment from EMP or power surges commonly caused by lightning or electrical disturbances.
PolyPhaser IX Series Data Line Surge Protectors
PolyPhaser IX Series Data Line Surge Protectors
01-22-2026
Protects equipment from EMP or surges in power caused by lightning and other induced transients.
PolyPhaser 6GHz to 10GHz Type N F/F RF Surge Protector
PolyPhaser 6GHz to 10GHz Type N F/F RF Surge Protector
01-22-2026
Patented spiral inductor design that delivers near-instantaneous surge response to lightning surges.
PolyPhaser GX Coaxial RF Surge Protectors
PolyPhaser GX Coaxial RF Surge Protectors
01-22-2026
Designed for RF coaxial applications requiring DC current on the coaxial line.
PolyPhaser 40MHz to 400MHz Coaxial RF Surge Protectors
PolyPhaser 40MHz to 400MHz Coaxial RF Surge Protectors
01-22-2026
Protect equipment from EMP or power surges caused by lightning or other strong electrical changes.
PolyPhaser 125MHz to 1GHz Type-N Coaxial RF Surge Protectors
PolyPhaser 125MHz to 1GHz Type-N Coaxial RF Surge Protectors
01-22-2026
Help protect equipment from EMP, power surges, or other strong electrical disturbances.
PolyPhaser 400MHz to 2.5GHz RF Coaxial Surge Protectors
PolyPhaser 400MHz to 2.5GHz RF Coaxial Surge Protectors
01-22-2026
Protect equipment from EMP or power surges caused by lightning or electrical disturbances. 
PolyPhaser IXG-05 Lightning Surge Protector
PolyPhaser IXG-05 Lightning Surge Protector
01-22-2026
Protects equipment from EMP or surges in power caused by lightning and other induced transients.
PolyPhaser IX-2M Lightning Surge Protectors
PolyPhaser IX-2M Lightning Surge Protectors
01-22-2026
Protect equipment from EMP or power surges caused by lightning and other induced transients.
PolyPhaser TSX & TUSX Bulkhead Coaxial RF Surge Protectors
PolyPhaser TSX & TUSX Bulkhead Coaxial RF Surge Protectors
01-22-2026
Manufactured with a coaxial in-line design, offering a wide operating frequency range.
PolyPhaser Surge Protector Accessories
PolyPhaser Surge Protector Accessories
01-22-2026
Provide the necessary accessories to complete the grounding installation.
PolyPhaser TSX HT RF EMP Surge Protectors
PolyPhaser TSX HT RF EMP Surge Protectors
01-22-2026
HEMP tested to protect a wide range of 2.7GHz WiFi® and cellular power configurations.
PolyPhaser 4MHz to 900MHz & 5MHz to 400MHz Surge Protectors
PolyPhaser 4MHz to 900MHz & 5MHz to 400MHz Surge Protectors
01-22-2026
Protect equipment from EMP or power surges caused by lightning or strong electrical disturbances.
PolyPhaser IS-B50 Coaxial RF Surge Protectors
PolyPhaser IS-B50 Coaxial RF Surge Protectors
01-22-2026
Designed to protect against lightning events and are ideal for HF, UHF, and VHF radios.
Vishay NTCASCW78A NTC Immersion Temperature Sensor
Vishay NTCASCW78A NTC Immersion Temperature Sensor
01-20-2026
Designed for accurate thermal monitoring in demanding environments.
Bourns SE Breakers (Thermal Cut-Off Devices)
Bourns SE Breakers (Thermal Cut-Off Devices)
01-19-2026
TCO devices that control abnormal, excessive current virtually instantaneously up to rated limits.
Littelfuse SM15KPA-HRA & SM30KPA-HRA High Reliability Diodes
Littelfuse SM15KPA-HRA & SM30KPA-HRA High Reliability Diodes
01-13-2026
Protects I/O interfaces, VCC bus, and other circuits in avionics, aviation, and eVTOL applications.
Eaton 14DE High Breaking Capacity Semiconductor Fuses
Eaton 14DE High Breaking Capacity Semiconductor Fuses
01-13-2026
Features a 20kA high breaking capacity for high-energy applications.
KYOCERA AVX AMTS Motor Transient Suppressor Varistors
KYOCERA AVX AMTS Motor Transient Suppressor Varistors
01-12-2026
Offer transient voltage protection and EMI/RFI suppression for electric motor circuits.
Calian TW170 Coaxial GNSS RF Surge Protectors
Calian TW170 Coaxial GNSS RF Surge Protectors
01-09-2026
Professional-grade coaxial GNSS full-band surge protectors or lightning arrestors.
Littelfuse SP432x-01WTG TVS Diodes
Littelfuse SP432x-01WTG TVS Diodes
01-08-2026
Provide ultra-low capacitance, bidirectional, and a high level of protection.
Schurter APO 1000V Pyro Fuse
Schurter APO 1000V Pyro Fuse
01-02-2026
Safety device engineered for high-voltage DC applications with high reliability and safety.
Bourns GDT25H High Voltage Gas Discharge Tube Arrestors
Bourns GDT25H High Voltage Gas Discharge Tube Arrestors
12-26-2025
Features a surface-mount design and is built with advanced computer simulation techniques.
PolyPhaser 1.5MHz to 6GHz RF Coaxial Surge Protectors
PolyPhaser 1.5MHz to 6GHz RF Coaxial Surge Protectors
12-23-2025
Protect against EMP or power surges caused by lightning or other electrical changes.
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