Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Circuit Protection

Circuit Protection.jpg
Circuit protection is a crucial aspect of electronic components classification. It refers to the measures taken to prevent damage to electronic circuits due to overvoltage, overcurrent, or short circuits. Circuit protection devices such as fuses, circuit breakers, surge protectors, and voltage regulators are used to safeguard electronic components from damage caused by power surges, lightning strikes, and other electrical disturbances. These devices are designed to interrupt the flow of current when the voltage or current exceeds a safe level, thereby protecting the circuit and preventing damage to the electronic components. Circuit protection is essential for ensuring the reliability and longevity of electronic devices and systems.
Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status Mount Packaging Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Depth Operating Supply Voltage Diameter Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins Additional Feature Package / Case REACH SVHC Reach Compliance Code Height Width Mfr Mounting Type Weight Operating Temperature Voltage - Rated DC Technology Capacitance Power Rating Type Capacitance @ Frequency JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Direction Surface Mount JESD-30 Code Number of Channels Subcategory Max Power Dissipation Diode Element Material Number of Elements Configuration Rep Pk Reverse Voltage-Max Polarity Forward Current Case Connection Non-rep Peak Rev Power Dis-Max Leakage Current Working Voltage Applications Max Surge Current Element Configuration Power Dissipation Breakdown Voltage Reverse Standoff Voltage Max Reverse Leakage Current Peak Pulse Power Test Current Reverse Breakdown Voltage ESD Protection Clamping Voltage Peak Pulse Current Max Breakdown Voltage Supplier Device Package Peak Reverse Current Max Repetitive Reverse Voltage (Vrrm) Reverse Current-Max Series Resistance Clamping Voltage-Max Power Line Protection Voltage - Breakdown (Min) Power - Peak Pulse Current - Peak Pulse (10/1000μs) Voltage - Clamping (Max) @ Ipp Voltage - Reverse Standoff (Typ) Unidirectional Channels Number of Unidirectional Channels Bidirectional Channels
SMCJ18CA-TR SMCJ18CA-TR STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) SMCJ, TRANSIL™ Active 1 (Unlimited) 2 SMD/SMT EAR99 18V 7.15mm ROHS3 Compliant Lead Free 2 DO-214AB, SMC 2.45mm 6.25mm Surface Mount -55°C~150°C TJ 18V AVALANCHE 3.7nF 1.5kW Zener e3 Matte Tin (Sn) - annealed DUAL C BEND 260 40 SMCJ 2 Transient Suppressors 1.5kW SILICON 1 Bidirectional 200nA General Purpose 1mA Single 1.5kW 20V 18V 200nA 1.5kW 1mA 20V 39.3V 254A 21.1V No 1500W 1.5kW 254A 8/20μs 1
SMA4F130AY SMA4F130AY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) Automotive, AEC-Q101, SMA4F Active 1 (Unlimited) ROHS3 Compliant DO-221AC, SMA Flat Leads Surface Mount -55°C~175°C TJ Zener e3 Matte Tin (Sn) 245 Automotive No 144V 400W 1.9A 209V 130V Max 1
ESDA6V1P6 ESDA6V1P6 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 11 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) ESDA, TRANSIL™ Active 1 (Unlimited) 6 SMD/SMT EAR99 1.3mm 3V 1.7mm ROHS3 Compliant Lead Free 6 SOT-563, SOT-666 No SVHC 600μm 1.3mm Surface Mount 2.899986g -40°C~150°C TJ 6.1V AVALANCHE 70pF 150W Zener e3 Matte Tin (Sn) - annealed DUAL FLAT 260 30 ESDA6 6 Unidirectional Transient Suppressors SILICON 4 500nA 3V General Purpose 6.1V 3V 500mA 150W 1mA 6.1V Yes 7.2V No
SM30T15CAY SM30T15CAY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download ACTIVE (Last Updated: 7 months ago) Surface Mount Cut Tape (CT) Automotive, AEC-Q101, SM30TY, TRANSIL™ Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Lead Free 2 DO-214AB, SMC No SVHC Surface Mount -55°C~175°C TJ AVALANCHE Zener DUAL C BEND SM30T Bidirectional SILICON 1 3000W Automotive Single 14.3V 13V 200nA 3kW 1mA 21.5V 140A No 3000W 3kW 21.5V 1
BZW04-28B BZW04-28B STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 11 Weeks ACTIVE (Last Updated: 6 months ago) Through Hole Tape & Box (TB) BZW04, TRANSIL™ Active 1 (Unlimited) 2 EAR99 175°C -65°C 28.2V 3.53mm 6.75mm ROHS3 Compliant Lead Free Tin 2 UL RECOGNIZED DO-204AC, DO-15, Axial No SVHC 3.53mm 3.53mm Through Hole 28V AVALANCHE 510pF 400W Zener 255pF @ 1MHz e3 WIRE BZW04 2 Bidirectional Transient Suppressors SILICON 1 ISOLATED 1μA General Purpose 8.8A Single 1.7W 31.4V 28.2V 1μA 400W 1mA 31.4V 59V 39A 31.4V No 45.7V
SMX1J7.5A-TR SMX1J7.5A-TR STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Tape & Reel (TR) SMXJ, TRANSIL™ Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 1mm 1.45mm ROHS3 Compliant Lead Free 2 2-UFDFN No SVHC 550μm 1mm Surface Mount -55°C~150°C TJ AVALANCHE Zener BOTTOM SMX1J 2 Unidirectional Transient Suppressors SILICON 1 1μA 7.5V General Purpose 40A Single 8.3V 7.5V 2μA 85W 1mA 20V 40A No 800W 40A 8/20μs 20V 1
ESDZV18-1BF4TK ESDZV18-1BF4TK STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 15 Weeks Tape & Reel (TR) ESDZ Active 0201 (0603 Metric) Surface Mount -55°C~150°C TJ Zener 3pF @ 1MHz General Purpose No 18V 140W 6A 8/20μs 21.5V Typ 24V Max 1
BZW06-10B BZW06-10B STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tape & Box (TB) BZW06, TRANSIL™ Obsolete 1 (Unlimited) 2 EAR99 175°C -65°C 10.2V 3.53mm 6.75mm ROHS3 Compliant Lead Free 2 UL RECOGNIZED DO-204AC, DO-15, Axial No SVHC Through Hole 10V AVALANCHE 2.3nF 600W Zener 1150pF @ 1MHz e3 Matte Tin (Sn) WIRE BZW06 2 Transient Suppressors SILICON 1 SINGLE Bidirectional ISOLATED 5μA General Purpose 36A 11.4V 10.2V 600W 1mA 11.4V 21.7V 184A No 184A 8/20μs
SMB15F31A SMB15F31A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 SMB15F DO-221AA, SMB Flat Leads STMicroelectronics Surface Mount -55°C ~ 175°C (TJ) Zener - General Purpose SMBflat No 34.2V 1500W (1.5kW) 153A (8/20μs) 65V 31V (Max) 1
USB6B1 USB6B1 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download ACTIVE (Last Updated: 8 months ago) Surface Mount Tube USB Obsolete 3 (168 Hours) SMD/SMT EAR99 4mm 5.25V 5mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) No SVHC 1.25mm 4mm Surface Mount -40°C~85°C TA 25pF Steering (Rail to Rail) USB6B1 8 Bidirectional 2 500W 1 Bidirectional, Unidirectional 10μA 5.25V General Purpose Dual 6V 5.25V 10μA 500W 1mA 6V -1V 40A 6V Yes
DALC112S1 DALC112S1 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube DA1 Obsolete 1 (Unlimited) 8 EAR99 150°C -55°C 4mm 1.3V 5mm ROHS3 Compliant Lead Free 8 VERY LOW CAPACITANCE 8-SOIC (0.154, 3.90mm Width) No SVHC 1.25mm 4mm Surface Mount 4.535924g 18V AVALANCHE 7pF Steering (Rail to Rail) e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 40 DALC112 8 Bidirectional 6 Other Diodes SILICON 12 COMPLEX Unidirectional 8A 2μA 18V General Purpose 18V 15V 2μA 18V No
SMB15F8.5A SMB15F8.5A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 SMB15F DO-221AA, SMB Flat Leads STMicroelectronics Surface Mount -55°C ~ 175°C (TJ) Zener - General Purpose SMBflat No 9.4V 1500W (1.5kW) 512A (8/20μs) 19.5V 8.5V (Max) 1
ESDA17P100-1U2M ESDA17P100-1U2M STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks ACTIVE (Last Updated: 8 months ago) Tape & Reel (TR) ESDA Active 1 (Unlimited) 6 ROHS3 Compliant 6-UFDFN Exposed Pad Surface Mount -55°C~150°C TJ AVALANCHE Zener 1200pF @ 1MHz DUAL ESDA17 YES R-PDSO-N6 SILICON 1 SINGLE UNIDIRECTIONAL 4800W General Purpose No 15.7V 4800W 4.8kW 160A 8/20μs 30V 15V Max 1
SMC30J12A SMC30J12A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download ACTIVE (Last Updated: 6 months ago) Surface Mount Cut Tape (CT) SMC30J, TRANSIL™ Active 1 (Unlimited) 2 SMD/SMT EAR99 ROHS3 Compliant 2 DO-214AB, SMC No SVHC Surface Mount -55°C~175°C TJ AVALANCHE Zener DUAL C BEND SMC30J 2 Unidirectional 3kW SILICON 1 SINGLE 3000W 12V General Purpose 13.3V 12V 3kW 19.9V 151A No 3000W 3kW 151A 19.9V 1
SM6T39A SM6T39A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) SM6T, TRANSIL™ Active 1 (Unlimited) 2 SMD/SMT EAR99 39V 4.6mm ROHS3 Compliant Lead Free Tin 2 UL RECOGNIZED DO-214AA, SMB No SVHC 2.45mm 3.95mm Surface Mount -55°C~150°C TJ 39V AVALANCHE 900pF 600W Zener e3 DUAL C BEND 260 30 SM6T 2 Unidirectional Transient Suppressors 5W SILICON 1 Unidirectional 4000W 200nA General Purpose 11.1A Single 5W 41V 33.3V 200nA 600W 1mA 37.1V 69.7V 57A 41V No 57A 8/20μs 33.3V
SM30T19AY SM30T19AY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Cut Tape (CT) Automotive, AEC-Q101, SM30TY, TRANSIL™ Discontinued 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 DO-214AB, SMC No SVHC Surface Mount -55°C~175°C TJ AVALANCHE Zener DUAL C BEND SM30T 2 Unidirectional 3kW SILICON 1 SINGLE 3000W 16V Automotive 17.8V 16V 3kW 26V 115.4A 19.6V No 3000W 3kW 26V 1
SM6T24CAY SM6T24CAY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Automotive, AEC-Q101, SM6TY, TRANSIL™ Active 1 (Unlimited) 2 SMD/SMT EAR99 30V 4.6mm ROHS3 Compliant Lead Free 2 DO-214AA, SMB No SVHC 2.45mm 3.95mm Surface Mount -55°C~150°C TJ AVALANCHE Zener e3 Matte Tin (Sn) - annealed DUAL C BEND 245 60 SM6T 2 Bidirectional 1 Transient Suppressors 600W SILICON 1 200nA Automotive 18A Single 22.8V 20.5V 200nA 600W 1mA 22.8V 42.8V 93A 25.2V No 93A 8/20μs 42.8V
SMA6T47AY SMA6T47AY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Automotive, AEC-Q101, SMA6TY, TRANSIL™ Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant LOW LEAKAGE CURRENT DO-214AC, SMA Surface Mount -40°C~150°C TJ AVALANCHE Zener DUAL C BEND SMA6T Unidirectional R-PDSO-C2 SILICON 1 Automotive Single 46.7V 40V 200nA 600W 1mA 73.6V 48A No 44.4V 48A 8/20μs 40V 1
SM6HT43A SM6HT43A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) SM6HT, TRANSIL™ Obsolete 1 (Unlimited) 2 EAR99 36.8V 4.6mm ROHS3 Compliant Lead Free 2 HIGH RELIABILITY DO-214AA, SMB 2.45mm 3.95mm Surface Mount -65°C~175°C TJ 43V AVALANCHE 600W Zener e3 Matte Tin (Sn) DUAL C BEND SM6HT 2 Transient Suppressors 600W SILICON 1 SINGLE Unidirectional 2μA General Purpose 10.1A 40.9V 36.8V 600W 1mA 40.9V 59.3V 10.1A No 59.3V 1
SPT02-236DDB SPT02-236DDB STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks ACTIVE (Last Updated: 8 months ago) Surface Mount Cut Tape (CT) SPT Active 1 (Unlimited) SMD/SMT EAR99 35V ROHS3 Compliant 2-WDFN Exposed Pad Surface Mount -40°C~150°C TJ Zener e3 Matte Tin (Sn) SPT02 1 Unidirectional General Purpose 3A 41.4V 36V 1.4kW 46V 2A No 38V 1400W 1.4kW 2A 8/20μs 2
SMBJ15A-TR SMBJ15A-TR STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) SMBJ, TRANSIL™ Active 1 (Unlimited) 2 SMD/SMT EAR99 15V 4.6mm ROHS3 Compliant Lead Free 2 DO-214AA, SMB No SVHC 2.45mm 5.59mm Surface Mount 4.535924g -55°C~150°C TJ 15V AVALANCHE 1.6nF 600W Zener e3 Matte Tin (Sn) - annealed DUAL C BEND 260 30 SMBJ 2 Unidirectional Transient Suppressors SILICON 1 4000W 200nA General Purpose 25.1A Single 600W 16.7V 15V 200nA 600W 1mA 16.7V 32.5V 123A 17.6V 114mOhm No 24.4V 1
SMC30J40A SMC30J40A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download ACTIVE (Last Updated: 7 months ago) Surface Mount Cut Tape (CT) SMC30J, TRANSIL™ Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant DO-214AB, SMC Surface Mount -55°C~175°C TJ AVALANCHE Zener DUAL C BEND SMC30J R-PDSO-C2 SILICON 1 SINGLE UNIDIRECTIONAL 3000W General Purpose 40V 3kW 64.5V 43.5A No 44.4V 3000W 3kW 43.5A 1
SMA6J13A-TR SMA6J13A-TR STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) SMA6J, TRANSIL™ Active 1 (Unlimited) 2 SMD/SMT EAR99 13V ROHS3 Compliant Lead Free 2 DO-214AC, SMA Surface Mount -55°C~175°C TJ AVALANCHE Zener e3 Matte Tin (Sn) - annealed DUAL C BEND 260 10 SMA6J 2 Unidirectional Transient Suppressors SILICON 1 Unidirectional 200nA General Purpose 60A Single 600W 15.2V 13V 200nA 600W 1mA 14.4V 23.9V 147A 15.9V No 147A 8/20μs 13V
HSP061-4M10Y HSP061-4M10Y STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 11 Weeks ACTIVE (Last Updated: 8 months ago) Surface Mount Tape & Reel (TR) Automotive, AEC-Q101, HSPY Active 1 (Unlimited) 10 EAR99 ROHS3 Compliant Lead Free 10 ULTRA LOW CAPACITANCE 10-XFDFN No SVHC Surface Mount -40°C~150°C TJ AVALANCHE 800FF Steering (Rail to Rail) 0.6pF @ 1MHz DUAL NO LEAD NOT SPECIFIED NOT SPECIFIED HSP061 Unidirectional SILICON 1 SINGLE 3V Automotive, HDMI 3V 15V 1A Yes 6V 1A 8/20μs 4
1.5KE56CARL 1.5KE56CARL STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tape & Reel (TR) 1.5KE, TRANSIL™ Obsolete Not Applicable 2 175°C -65°C 47.8V 5.3mm 9.5mm ROHS3 Compliant Lead Free Tin 2 UL RECOGNIZED DO-201AA, DO-27, Axial 5.3mm 5.3mm Through Hole 56V AVALANCHE 1.8nF 1.5kW Zener 900pF @ 1MHz e3 WIRE 1.5KE 2 Transient Suppressors 1.5kW SILICON 1 Bidirectional ISOLATED 1μA General Purpose 1mA Single 1.5kW 53.2V 47.8V 1μA 1.5kW 1mA 53.2V 100V 100A 58.8V No 1500W 1.5kW 100A 8/20μs
SMB6F40AY SMB6F40AY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Automotive, AEC-Q101, SMB6FxxAY DO-221AA, SMB Flat Leads STMicroelectronics Surface Mount -55°C ~ 175°C (TJ) Zener - Automotive SMBflat No 44.4V 600W 48A (8/20μs) 84V 40V (Max) 1
SMB6F154AY SMB6F154AY STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) Automotive, AEC-Q101, SMB6FxxAY Active 1 (Unlimited) RoHS Compliant DO-221AA, SMB Flat Leads compliant Surface Mount -55°C~175°C TJ Zener e3 Matte Tin (Sn) 260 10 Automotive No 171V 600W 2.4A 246V 154V 1
SMA6F13A-TR SMA6F13A-TR STMicroelectronics 0.5754
Add to Cart

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) SMA6F, TRANSIL™ yes Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 13V ROHS3 Compliant Lead Free 2 DO-221AC, SMA Flat Leads Surface Mount -55°C~175°C TJ AVALANCHE Zener e3 Matte Tin (Sn) - annealed DUAL 260 SMA6F 2 Unidirectional Transient Suppressors SILICON 1 200nA General Purpose 147A Single 600W 14.4V 13V 200nA 600W 1mA 14.4V 23.9V 147A 15.9V No 147A 8/20μs 23.9V 1
SMA4F20A SMA4F20A STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) SMA4F, TRANSIL™ Active 1 (Unlimited) RoHS Compliant DO-221AC, SMA Flat Leads compliant Surface Mount -55°C~175°C TJ Zener 260 10 SMA4F General Purpose No 22.2V 400W 12.3A 42.8V 20V 1
BZW04-37B BZW04-37B STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tape & Reel (TR) BZW04, TRANSIL™ Obsolete 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 UL RECOGNIZED DO-204AC, DO-15, Axial Through Hole 175°C TJ AVALANCHE Zener e3 Matte Tin (Sn) WIRE BZW04 2 Bidirectional Transient Suppressors SILICON 1 37V ISOLATED General Purpose Single 43V 400W 5μA 76.8V No 7.13V 16A 11.3V 37V 1
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support