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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 RoHS Status Lead Free Voltage - Rated Current Rating Radiation Hardening Number of Pins Additional Feature Package / Case Max Supply Voltage REACH SVHC Lead Pitch Height Width Approval Agency Thickness Resistance Mounting Type Weight Operating Temperature Size / Dimension Height Seated (Max) HTS Code Packing Method Max Current Rating Power Rating Type Capacitance @ Frequency JESD-609 Code Terminal Finish Subcategory Max Power Dissipation Terminal Shape Voltage Case Code (Metric) Case Code (Imperial) Tolerance Resistor Type Terminal Placement Thermistor Application Lead Diameter Applications Lead Spacing Reverse Standoff Voltage Hold Current Current - Max Voltage - Max Trip Current Power Line Protection Resistance @ 25°C Current - Hold (Ih) (Max) Thickness (Max) R @ 25°C Current - Steady State Max Current - Trip (It) Bidirectional Channels
PRG21BC6R8MM1RA PRG21BC6R8MM1RA Murata Electronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) POSISTOR®, PRG Not For New Designs 1 (Unlimited) SMD/SMT EAR99 1.25mm 30V ROHS3 Compliant Lead Free 3.5A No 2 0805 (2012 Metric) 1.25mm UL 6.8Ohm Surface Mount -20°C~85°C 0.079Lx0.049W 2.00mmx1.25mm 3.5A Ceramic 20V 2012 0805 20% 80mA 5.5A 320mA 6.8Ohm 120mA 0.043 1.10mm 260mA
PRG21BC4R7MM1RA PRG21BC4R7MM1RA Murata Electronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) POSISTOR®, PRG yes Not For New Designs 1 (Unlimited) 2 SMD/SMT EAR99 1.25mm 30V ROHS3 Compliant Lead Free 5A No 2 0805 (2012 Metric) 1.25mm UL 4.7Ohm Surface Mount -20°C~85°C 0.079Lx0.049W 2.00mmx1.25mm 8533.40.80.70 TAPE, EMBOSSED 5A Ceramic WRAPAROUND 20V 2012 0805 20% DUAL ENDED OVERLOAD PROTECTION 100mA 8A 400mA 4.7Ohm 155mA 0.043 1.10mm 330mA
NTPA74R0LB1A0 NTPA74R0LB1A0 Murata Electronics 0.0000
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0.00000000 download DISCONTINUED (Last Updated: 3 weeks ago) Through Hole Tape & Box (TB) NTPA7 Obsolete 1 (Unlimited) 160°C -20°C 5mm 0.276 7.00mm ROHS3 Compliant 2.3A 2 Radial 5.0038mm 5mm 4Ohm 264V ±15% 600 μm 0.197 5.00mm 4 Ω
LXES11DAA2-137 LXES11DAA2-137 Murata Electronics 0.0000
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0.00000000 download 13 Weeks NRND (Last Updated: 3 weeks ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) EAR99 ROHS3 Compliant 6-SMD, No Lead Surface Mount -40°C~85°C TA 8504.50.80.00 Zener 0.4pF @ 1MHz General Purpose 5V No 2
PTGL9SARR33M1B51B0 PTGL9SARR33M1B51B0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 Radial, Disc Through Hole -30°C~85°C 0.354Dia x 0.138 T 9.00mmx3.50mm 0.551 14.00mm 8533.40.80.70 Ceramic e2 Tin/Copper (Sn/Cu) WIRE 20% OVERLOAD PROTECTION 0.197 5.00mm 7A 16V 330mOhm 875mA 1.625A
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 Radial, Disc Through Hole -30°C~125°C 0.453Dia x 0.138 T 11.50mmx3.50mm 0.650 16.50mm 8533.40.80.70 Ceramic e2 Tin/Copper (Sn/Cu) Non-linear Resistors WIRE 10% OVERLOAD PROTECTION 0.197 5.00mm 5A 60V 2.2Ohm 556mA 739mA
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0.00000000 download 10 Weeks Through Hole Tape & Box (TB) POSISTOR®, PTGL Active 1 (Unlimited) Radial ROHS3 Compliant 5A 2 Radial, Disc 5mm UL 1.2Ohm Through Hole -30°C~85°C 0.453Dia x 0.138 T 11.50mmx3.50mm 0.650 16.50mm 5A 2.4W Ceramic 51V 10% 600 μm 0.197 5.00mm 749mA 51V 996mA 1.2Ohm 749mA
PTGL07AR250H4B51A0 PTGL07AR250H4B51A0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Tape & Box (TB) POSISTOR®, PTGL yes Active 1 (Unlimited) 2 Radial EAR99 4.5mm 80V ROHS3 Compliant 1mA No 2 Radial, Disc No SVHC 5mm 4.5mm 4.5mm 25Ohm Through Hole -10°C~60°C 0.291Dia x 0.177 T 7.40mmx4.50mm 0.528 13.40mm 8533.40.80.70 1A 1.3W Ceramic e2 Tin/Copper (Sn/Cu) WIRE 80V 25% OVERLOAD PROTECTION 0.197 5.00mm 140mA 1A 260mA 25Ohm
PTGL09AS120K6B51A0 PTGL09AS120K6B51A0 Murata Electronics 0.0000
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0.00000000 download Through Hole Tape & Box (TB) POSISTOR®, PTGL Active 1 (Unlimited) Radial 4.5mm ROHS3 Compliant 2A No 2 Radial, Disc 14.3mm UL 12Ohm Through Hole -30°C~85°C 0.366Dia x 0.177 T 9.30mmx4.50mm 0.563 14.30mm 2A Ceramic 140V 10% 0.197 5.00mm 244mA 140V 324mA 12Ohm 244mA
PTGLCSAS0R8K2B51B0 PTGLCSAS0R8K2B51B0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 Radial, Disc Through Hole -30°C~125°C 0.453Dia x 0.138 T 11.50mmx3.50mm 0.650 16.50mm 8533.40.80.70 Ceramic e2 Tin/Copper (Sn/Cu) Non-linear Resistors WIRE 10% OVERLOAD PROTECTION 0.197 5.00mm 7A 30V 800mOhm 867mA 1.153A
PRG18BB330MS1RB PRG18BB330MS1RB Murata Electronics 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) POSISTOR®, PRG Active 1 (Unlimited) SMD/SMT ROHS3 Compliant Lead Free 0603 (1608 Metric) 600μm 33Ohm Surface Mount -20°C~85°C 0.063Lx0.032W 1.60mmx0.80mm 900mA Ceramic 1608 0603 20% 36mA 600mA 16V 71mA 33Ohm 0.037 0.95mm 91mA
NTPA78R0LBMB0 NTPA78R0LBMB0 Murata Electronics 0.0000
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0.00000000 download DISCONTINUED (Last Updated: 3 weeks ago) Through Hole Bulk NTPA7 yes Obsolete 1 (Unlimited) 2 EAR99 160°C -20°C 5mm 0.276 7.00mm RoHS Compliant Lead Free 1.7A No 2 Radial No SVHC 5.0038mm 5mm 5mm 8Ohm 8533.40.80.70 e2 Tin/Copper (Sn/Cu) WIRE 264V ±15% NTC THERMISTOR TEMPERATURE SENSING 600 μm 0.197 5.00mm 8 Ω
PRG18BB101MB1RB PRG18BB101MB1RB Murata Electronics 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) POSISTOR®, PRG Active 1 (Unlimited) 2 SMD/SMT EAR99 800μm 24V ROHS3 Compliant Lead Free 24V 300mA No 2 PTC TRIP CURRENT AT -10 DEGREE IS 0.055A 0603 (1608 Metric) 24V No SVHC 950μm UL 100Ohm Surface Mount -20°C~75°C 0.063Lx0.032W 1.60mmx0.80mm 8533.40.80.70 TAPE, PAPER 300mA Ceramic FLAT 24V 1608 0603 20% DEND OVERLOAD PROTECTION 21mA 45mA 100Ohm 21mA 0.037 0.95mm
PRG18BB221MB1RB PRG18BB221MB1RB Murata Electronics 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) POSISTOR®, PRG yes Active 1 (Unlimited) 2 SMD/SMT EAR99 800μm 24V ROHS3 Compliant Lead Free 24V 130mA No 2 PTC TRIP CURRENT AT -10 DEGREE IS 0.035A 0603 (1608 Metric) 950μm UL 220Ohm Surface Mount -20°C~75°C 0.063Lx0.032W 1.60mmx0.80mm 8533.40.80.70 TAPE, PAPER 130mA Ceramic e3 TIN (SN) FLAT 24V 1608 0603 20% DEND OVERLOAD PROTECTION 14mA 29mA 220Ohm 14mA 0.037 0.95mm
PRG21BC1R0MM1RA PRG21BC1R0MM1RA Murata Electronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) POSISTOR®, PRG Not For New Designs 1 (Unlimited) SMD/SMT EAR99 1.25mm ROHS3 Compliant Lead Free 10A 2 0805 (2012 Metric) 900μm UL 1Ohm Surface Mount -20°C~85°C 0.079Lx0.049W 2.00mmx1.25mm 10A Ceramic 12V 2012 0805 20% 330mA 12V 740mA 1Ohm 330mA 0.043 1.10mm
PTGL07BD100N2B51A0 PTGL07BD100N2B51A0 Murata Electronics 0.0000
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0.00000000 download DISCONTINUED (Last Updated: 1 month ago) Through Hole Tape & Box (TB) POSISTOR®, PTGL yes Obsolete Not Applicable 2 EAR99 4mm RoHS Compliant No 2 Radial, Disc 10Ohm Through Hole -10°C~60°C 0.291Dia x 0.157 T 7.40mmx4.00mm 0.528 13.40mm 8533.40.80.70 2A Ceramic e2 Tin/Copper (Sn/Cu) WIRE 30% OVERLOAD PROTECTION 0.197 5.00mm 124mA 2A 24V 251mA 10Ohm
NTPAA5R1LDNB0 NTPAA5R1LDNB0 Murata Electronics 0.0000
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0.00000000 download DISCONTINUED (Last Updated: 3 weeks ago) Through Hole Bulk NTPAA Obsolete 1 (Unlimited) 160°C -20°C 5mm 0.394 10.00mm RoHS Compliant Lead Free 2.5A No 2 Radial 7.493mm 5mm 5mm 5.1Ohm 264V ±15% 800 μm 0.295 7.50mm 5.1 Ohms 2.5A
PTGL09AS2R2K3B51B0 PTGL09AS2R2K3B51B0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 Radial EAR99 3.5mm 9.3mm ROHS3 Compliant Lead Free 4A 2 Radial, Disc 5mm 14.3mm UL 3.5mm 2.2Ohm Through Hole -30°C~85°C 0.366Dia x 0.138 T 9.30mmx3.50mm 0.563 14.30mm 8533.40.80.70 4A Ceramic e2 Tin/Copper (Sn/Cu) WIRE 51V 10% OVERLOAD PROTECTION 0.197 5.00mm 412mA 814mA 2.2Ohm 522mA 694mA
NTPAA3R9LD6A0 NTPAA3R9LD6A0 Murata Electronics 0.0000
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0.00000000 download Tape & Box (TB) NTPAA Obsolete 1 (Unlimited) 0.394 10.00mm ROHS3 Compliant ±15% 0.295 7.50mm 3.9 Ω 2.7A
PTGL12AR100M6C52B0 PTGL12AR100M6C52B0 Murata Electronics 0.0000
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0.00000000 Not For New Designs
PRG21AR4R7MS5RA PRG21AR4R7MS5RA Murata Electronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) POSISTOR®, PRG yes Not For New Designs 1 (Unlimited) ROHS3 Compliant 2 0805 (2012 Metric) Surface Mount -40°C~105°C 0.079Lx0.049W 2.00mmx1.25mm 4.26A Ceramic 75mA 16V 390mA 4.7Ohm 205mA 0.043 1.10mm 390mA
PTGL07AR220M3P51B0 PTGL07AR220M3P51B0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 Radial EAR99 4mm 56V ROHS3 Compliant 1mA No 2 Radial, Disc 5mm 4mm 22Ohm Through Hole -10°C~60°C 0.291Dia x 0.157 T 7.40mmx4.00mm 0.528 13.40mm 8533.40.80.70 1A 800mW Ceramic e2 Tin/Copper (Sn/Cu) WIRE 56V 20% OVERLOAD PROTECTION 0.197 5.00mm 115mA 1A 205mA 22Ohm
PTGL12AR5R6H4B71B0 PTGL12AR5R6H4B71B0 Murata Electronics 0.0000
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0.00000000 download DISCONTINUED (Last Updated: 2 weeks ago) Through Hole Bulk POSISTOR®, PTGL yes Obsolete 1 (Unlimited) 2 Radial 4.5mm 80V ROHS3 Compliant 4.3A 2 PTC TRIP CURRENT AT -10 DEGREE IS 0.76 Radial, Disc 80V No SVHC 5mm 4mm 5.6Ohm Through Hole 369.989626mg -10°C~60°C 0.472Diax0.177W 12.00mmx4.50mm 0.709 18.00mm 4.3A Ceramic e2 Tin/Copper (Sn/Cu) WIRE 80V 25% OVERLOAD PROTECTION 0.295 7.50mm 350mA 650mA 5.6Ohm 350mA
PTGL07AS2R7K2B51B0 PTGL07AS2R7K2B51B0 Murata Electronics 0.0000
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0.00000000 download Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 Radial EAR99 3.5mm 7.3mm ROHS3 Compliant Exempt 4.5A 2 Radial, Disc 5mm 12.3mm UL 3.5mm 2.7Ohm Through Hole -30°C~85°C 0.287Dia x 0.138 T 7.30mmx3.50mm 0.484 12.30mm 8533.40.80.70 4.5A Ceramic e2 Tin/Copper (Sn/Cu) WIRE 30V 10% OVERLOAD PROTECTION 0.197 5.00mm 336mA 663mA 2.7Ohm 425mA 565mA
PTGL07BD150N3B51A0 PTGL07BD150N3B51A0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 Radial, Disc Through Hole -10°C~60°C 0.291Dia x 0.157 T 7.40mmx4.00mm 0.528 13.40mm 8533.40.80.70 Ceramic e2 Tin/Copper (Sn/Cu) Non-linear Resistors WIRE 30% OVERLOAD PROTECTION 0.197 5.00mm 1.5A 32V 15Ohm 100mA 195mA
PTGL07ARR47M1B51A0 PTGL07ARR47M1B51A0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) ROHS3 Compliant 2 Radial, Disc Through Hole -10°C~60°C 0.295Dia x 0.138 T 7.50mmx3.50mm 0.472 12.00mm Ceramic 20% 0.197 5.00mm 5A 16V 470mOhm 705mA 1.31A
PTGL14AR100M6B72B0 PTGL14AR100M6B72B0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 Radial EAR99 5.5mm ROHS3 Compliant No 2 PTC TRIP CURRENT AT -10 DEGREE IS 0.55A Radial, Disc 10Ohm Through Hole -10°C~60°C 0.591Dia x 0.217 T 15.00mmx5.50mm 0.827 21.00mm 8533.40.80.70 1.2A Ceramic e2 Tin/Copper (Sn/Cu) WIRE 20% OVERLOAD PROTECTION 0.295 7.50mm 280mA 1.2A 125V 475mA 10Ohm
PTGL12AR150H8B72B0 PTGL12AR150H8B72B0 Murata Electronics 0.0000
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0.00000000 download 10 Weeks Through Hole Bulk POSISTOR®, PTGL yes Active 1 (Unlimited) 2 Radial EAR99 6mm 265V ROHS3 Compliant 1.5mA No 2 PTC TRIP CURRENT AT -10 DEGREE IS 0.46A Radial, Disc 265V No SVHC 5mm 6mm UL 6mm 15Ohm Through Hole 369.989626mg -40°C~85°C 0.492Dia x 0.236 T 12.50mmx6.00mm 0.728 18.50mm 8533.40.80.70 1.5A Ceramic e2 Tin/Copper (Sn/Cu) 2.1W WIRE 265V 25% OVERLOAD PROTECTION 0.295 7.50mm 210mA 1.5A 400mA 15Ohm
PTGL07AS121M0B51A0 PTGL07AS121M0B51A0 Murata Electronics 0.0000
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0.00000000 10 Weeks Tape & Box (TB) Active Non-RoHS Compliant 120Ohm 20%
PRG21AR8R2MS5RA PRG21AR8R2MS5RA Murata Electronics 0.0000
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0.00000000 Tape & Reel (TR) Not For New Designs
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