• Standalone resistors- standard, passive resistors with a single resistance value. Typical blow times with five times rated power range from 50 ms to 10 s, and with 10 times rated power from 10 to 200 ms. Generally, this type of product costs several dollars each or more, depending on the degree of manufacturing difficulty and testing required. FUSING CHARACTERISTIC The resistors will fuse without the risk of fire and within an indicated range of overload. 0000067626 00000 n 0000003217 00000 n Other obvious factors affecting the temperature rise of the resistor body are the ambient temperature and airflow over the resistor element. Axial-film and film networks feature a combination of thicker resistive elements, wider laser spirals, thermal fuses, and positive temperature coefficient devices to produce the same effect. Use of Fusible Resistors. •. Maplins, RS and Farnell (plus combing the internet), but none stock a 500mΩ device fusible resistor Metal Film Resistors - Through Hole are available at Mouser Electronics. Offering a much more precise control over fusing power and time than film resistors or inexpensive wirewounds, precision wirewound fusing resistors can be designed with typical blow times at five times rated power ranging from 200 ms to 10 s. At 10 trimes rated power, the resistors will fuse between 50 and 100 ms. 0000004685 00000 n The generator voltage will be higher due to the generator’s internal impedance. This is because the wirewound resistance element at low values is considerably larger than the wire used for high values. Mouser offers inventory, pricing, & datasheets for fusible resistor Metal Film Resistors - Through Hole. One characteristic that is different is the time required to fuse relative to resistance value–in wirewound parts this characteristic is reversed compared to that of film resistors. Fusing within 1 s can require an overload at 60 times rated power or more, and the minimum power required to fuse (15 to 20 times rated power) can take 30 s or longer to cause fusing. Fig. The time to fuse is also relatively long compared to most wirewound products. A Verified CN Gold Supplier on Alibaba.com. The higher-resistance values typically blow from 4 times rated power in 60 to 100 s to 20 times rated power in 5 to 60 s. The lower values may take 5 to 10 times rated power to blow within 100 s or 20 times rated power to blow within 20 s (saee Fig. Wirewound type fusible resistors are mostly used. Additional Feature FLAME PROOF PRECISION. 0000002711 00000 n These products not only have to be fusible, but must be strong enough to withstand repeated lightning pulses without sustaining damage. They identified it as a: 1/2 watt 300 volt 0R5 ohm (FRN) metal/carbon film Fusible resistor I've tried all the usual places e.g. A portion of the resistive film is removed to form a pair of resistor sections separated by an insulating gap. FUSIBLE RESISTOR - Futaba Electric Co., Ltd. FUSIBLE RESISTOR (Standard Type) FUSIBLE RESISTOR (Small Type) • Resistor-capacitor-diode (RCD) networks- ICs that … Dimensions are in millimetres unless otherwise specified. The precision wirewound fusing resistor is limited in resistance value (as are most fusing resistors) and cannot be used in circuits generating high-energy pulses without opening. VITROHM THROUGH HOLE SMD WIREWOUND FILM CURRENT SENSOR WIREWOUND FILM CURRENT SENSOR • Coated ... WIREWOUND RESISTORS THROUGH HOLE RESISTORS FUSIBLE COATED MOULDED www.vitrohm.com 5. Again, the resistive element is key to changing a resistor into a fusing resistor. 0000112435 00000 n Fusible resistor series is a new type of component, it is a compound function resistor with the dual function of resistor and fuse. Apr 15, 2006 #1. FRN - Fusible Leaded Resistor 1 ohm (1 ohm) 1R0 1K ohm (1000 ohms) 1K0 Literature No. Fusible film resistor technology starts with a standard film resistor design. 0000087875 00000 n Fusible resistors have the benefit of combining overcurrent protection and inrush current protection in one component. 2. Fusible resistors. How much of an overload is required to open the resistor depends on several factors, such as the type and mass of the resistance material, the core composition, lead material and diameter, ambient temperature, and airflow across the resistor. 1. In this way, a fusible resistor serves dual functions. But it must be fuse without flames when 100v short circuit overloads. fusible resistor are available at Mouser Electronics. # UL recognised. Wirewound technology offers the designer much more control over fusing power and time, although some less expensive wirewound fusing resistors offer characteristics quite similar to film products. Fusible, Resistors, Fixed manufactured by Vishay, a global leader for semiconductors and passive electronic components. Core composition is critical, as different materials dissipate the heat created by the overloaded element with varying efficiency. 0000007429 00000 n Although a variable resistor isn’t common in electrical … 0000002864 00000 n 0000001826 00000 n As adherence to safety agency requirements such as UL, CSA, and TUV are adopted by more manufacturers and their customers, the growth of products designed to open a circuit should continue. Hi, I just fixed a 19" monitor rescued from the kerb (LICOM N9054LP), and I To select the proper fusing device for the application, the designer must determine parameters such as resistance value, tolerance, size, steady-state current, overload current (with any possible pulsing), and blow requirements. •Resistor-capacitor (RC) networks- integrated circuits (ICs) that contain RC arrays in a single chip. Product CRP CRF RF BWF RXG3 RXB RXB1 RXB2 Picture Type CRP252-1, CRP254-1 and CRP257-1 … The primary catalyst in the rapid development of the market has been the growing concern with equipment safety and problems caused by equipment failure. Wirewound technology also offers a greater selection of products, ranging from inexpensive resistors that operate and cost in the same range as films, to precision fast-acting fuse resistors. A fusible resistor can pass the pulse of a high voltage of 500v without failure. 0000090552 00000 n A fuse resistor is often manufactured with one or more compromises of the parameters that usually ensure stability. Future developments The next development in the evolution of the fusing resistor will be in the surface-mount arena. The wirewound product is usually matched with some type of thermal cutoff mounted in the same package, and is strong enough to withstand repeated lightning pulses, which are of such a short duration that the thermal fuse does not heat up enough to open. 2 Watt Fusible Resistors from NTEPartsDirect.com. Fusible Resistor contain both functions, as being Resistor in normal condition and changed into fuse while abnormal Current comes in to protect machine and equipment. Mouser offers inventory, pricing, & datasheets for fusible resistor. I contacted a manufacturer of fusible resistors in China called Token Electronics (www.tokenchina.com). The fusing characteristic is measured under constant voltage. Fusing Time 30. Fusible Through-Hole Resistors Designed to protect circuit from abrupt transients and meet safety requirements Yageo offers complete range of fusible resistors which operate both as a normal resistor and as a fuse. Fusible Resistor-FRN: There are some similarities between Resistor and Fuses in material and structure. 0000003873 00000 n 0000007027 00000 n 0000002306 00000 n intervals, ΔR < 5 %) NOTE: The voltage shown in these curves is the voltage across the resistor. Passives > Resistors > Fusible Resistors. Items per page Manufacturer STACKPOLE YAGEO. Showing 101 - 147. tycoelectronics.com passives.tycoelectronics.com Flame-Proof Fusible Resistors Type FRN Series 0000090691 00000 n When the circuit works normally, it acts as a resistor; when the circuit fails, when the current flowing through the fuse resistor reaches a certain level, the fuse resistor quickly blows, acting as an over current fuse. Special wirewound fusing resistors. Variable Resistor: A variable resistor has 3 components, 2 of which are fixed, and the 3rd is a slider which is meant for adjusting. Wirewound resistors. Fusing means that resistive value of the resistor increases at least 100 times; see Figs. Fusing-resistor operation One of the desirable characteristics of fusing resistors is that they are dual-purpose devices: they perform the functions of both a resistor and a fuse in the same package, thus saving the cost and space that would be required to mount those separate components. Although having been manufactured for many years, fusing resistors have shown limited growth until the last 10 to 15 years. # Fusible resistor replaces resistor + fuse combination in mains. 0000043251 00000 n Metal-film resistors. Simply defined, a connected car has internet access and can share data with devices inside and outside the vehicle. Fig. Discussion in 'Electronic Repair' started by Russ_Verdon, Apr 15, 2006. Search Forums; Recent Posts; Scroll to continue with content. 0000087554 00000 n 5 and 6. Fusing characteristics can vary dramatically from one technology to another, and even from product to product within a technology. One of the fastest-growing markets for fusing resistors is in telecommunications. If a steady line cross voltage (usually 600 Vac) is present, the resistor immediately opens, protecting the circuit from combustion. 0000004959 00000 n Other factors, to varying degrees, affect the amount of time it takes for the material to reach that temperature. 0000098430 00000 n Since two functions performed by one resistor, the cost therefore saved. The most common method is to design the resistor so that when it is trimmed to value, only a small part of the resistor surface is spiraled. Since two functions performed by one resistor, the cost therefore saved. The slider is like a devil’s advocate in the sense it champions the alternating current. Once the steady-state current is exceeded, the resistor may fuse to open the circuit. Prices for 1/4-W parts are typically under $0.10 each in medium to large volumes. Back Filter Options. In fact, as a result of these findings, Bellcore issued document TR-1089 to require that future testing include the slow voltage ramp. A handful of manufacturers already have introduced products ranging from a surface-mount fusible MELF (an axial film without the leads) to thick-film flat chips. Selecting fusing resistors for equipment safety Choosing the right part is made more difficult by the many different technologies and configurations available BY JIM McGONNELL IRC, Inc., Boone, NC The development of a market in fusible resistors has been one of the fastest growing specialty segments of the otherwise mature fixed-resistor industry. Fusible wirewound technology can be used to tailor the fusing performance characteristic to match the design guidelines of many different end products and markets. Of these characteristics, the type of material used as the resistance element controls the most important parameter: the melting temperature of the material. FWxxA Series Fusible Power Resistors Fusing Performance Temperature Rise Power Derating Curve Pulse Performance 1.2/50 μs Peak Voltage Limit (10 pulses at 10 sec. China Fusible resistor catalog of Wire-Wound Fusible Resistor 0.5W 250V 35Ω, Thermal Fuse Built-in Resistor provided by China manufacturer - Shenzhen Topmay Electronic Co., Ltd., page1. Fuse & Fusible Resistor from Changzhou Southern Electronic Element Factory Co., Ltd.. Search High Quality Fuse & Fusible Resistor Manufacturing and Exporting supplier on Alibaba.com. The basic technologies used in the manufacture of fusing resistors today are metal film and wire. Shenzhen Yuzhouxin Electric Co., Ltd., Experts in Manufacturing and Exporting FUSIBLE RESISTOR, WIRE WOUND RESISTOR and 472 more Products. Fusing resistors are available in several different technologies and many different configurations. The less expensive wirewounds blow faster than films and open completely. Metal Film Resistors, Axial, Special Purpose, Fusible, Flameproof FEATURES • Special filming and coating processes • Fusible - circuit protection in case of other component failure • Flameproof - meets EIA RS-325, will not flame when overloaded • Tape and reel packaging is standard • Material categorization: for … A primary application for fusing resistors is in the tip and ring circuit, which demands a unique device. Film resistors usually employ the same basic techniques to reduce the current path and accomplish fusing action. fusible Resistors are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for fusible resistor. This consideration is important because current continues to flow in the circuit. This fusible resistor used in the circuit operates high voltage with small or lower current such as 100ma, 250ma. 0000007830 00000 n Fusible Resistors Performance Specifications Temperature coefficient ±350PPM / °C Short-time overload ¨5 5 ZLWK QR HYLGHQFH RI PHFKDQLFDO GDPDJH Dielectric withstanding voltage No evidence of flashover, mechanical damage, arcing orinsul ation breakdown. Fusible Resistor contain both functions, as being Resistor in normal condition and changed into fuse while abnormal Current comes in to protect machine and equipment. These products will undoubtedly replace the 1/4- and 1/2-W axial films more than the higher wattage and precision wirewounds. As a result, most of the electronic equipment manufactured today has been designed with the ability to deenergize before a fire or other calamity can occur. 0000001672 00000 n A Fusible Resistor is a wire-wound resistor that is designed to burn open easily when the power rating of the resistor is exceeded. Selecting fusing resistors for equipment safety, Choosing the right part is made more difficult by the many different technologies and configurations available. This application note aims to simplify the processes of value selection and design verification, and should be read in conjunction with the full product datasheet. Resistors can be classified based on their configuration. Generally, any fusible resistor manufactured of between very less value like 10Ω to 100Ω and these values used accordingly to the required circuit. 0000001113 00000 n By winding to the resistance value with much thinner diameter wire on ceramic substrates using welded terminations and encapsulation in epoxy or ceramic shells, resistors can be designed to consistently blow at a predetermined current within a 50-ms window (see graphs). Its benefits are the ability to hit a tight blow window by using different cores, wire, and other proprietary techniques. 0000038135 00000 n If the power dissipated on the resistor does not exceed its characteristic limit value, this component behaves like a normal resistor. When the power isn't exceeded, it serves as a resistor limiting current. Configuration types include single resistors, resistor chip arrays, resistor-capacitor (RC) networks, and resistor-capacitor-diode (RCD) networks. Another important characteristic of film fusing resistors is that, in some cases, these resistors do not completely open–especially at the lesser overloads within the band–but increase in resistance value to a new level specified by some products to be more than 50 times the initial value. 0000002084 00000 n Mouser offers inventory, pricing, & datasheets for fusible resistor. Construction Cylindrical Tubular. The official e-commerce Division of NTE Electronics, Inc. FOR QUESTIONS AND ASSISTANCE: 0000001008 00000 n 0000007242 00000 n Fusible resistor selection Reply to Thread. Axial leads operate as heat sinks, drawing heat from the resistor body and shunting it into the pc board. This axial leaded series is an integrated solution as it provides both inrush current protection and fusible overcurrent protection. fusible resistor are available at Mouser Electronics. 73 0 obj << /Linearized 1 /O 75 /H [ 1113 559 ] /L 817296 /E 185680 /N 11 /T 815718 >> endobj xref 73 33 0000000016 00000 n Film fusing resistors (rated at up to 2 W) and inexpensive wirewounds can take a minute or longer to fuse. The cost may be justified due to the speed and precision of the blow time, as this product is usually applied in applications where it is triggering a missile circuit or offering fast overload protection for semiconductors and other components worth hundreds of dollars. H�b```f``�d`e`�[email protected] !��&�F� �Һ�Rn�W�9"� Z�t{�2����k��0` �v�DN���"3B�f(I�ĄC��zL>O�4��6=p'�a��BV����"�C�'NkW��Q�2��7���oʊԥW]LOH��y|��dJh��E��'yZ�sT]�Zr#p�T�`� �8-���g�. fusible resistor are available at Mouser Electronics. 0000001650 00000 n This type of product usually blows with three times rated power or less. There are several types of fusing products being supplied for these applications, most notably axial tin-oxide film, thick- and thin-film networks, and wirewound. As long as the resistor is not subjected to currents in excess of the rated steady-state current, the product operates as a resistor. A cermet resistive film is deposited on an alumina substrate to form a fixed resistance between a pair of spaced termination points. Fusible Resistors FUSIBLE RESISTOR. RESISTOR PRODUCT SELECTION GUIDE A YAGEO Company. Terminal strength No evidence of mechanical damage. • Resistor chip arrays- arrays of several resistors housed in a single package. The lead material and lead diameter are also important. The film resistor of low resistance value blows the fastest, while the wirewound high values fuse more quickly. This difference is much less pronounced (or non-existent) in films. Film fusing resistors are generally less precise than wirewounds in defining what overload is required to fuse the resistor within a specific time span. 0000106939 00000 n Each parameter will help define which technology will function correctly in the circuit. The fusible resistor provides a guarantee of the safety of the whole circuitry by Fuse itself quickly. 147 Products. Film fusing resistors typically offer a wide fusing band, often beginning at 15 times rated power or more, and stretching out to 40 to 60 times rated power. Mouser offers inventory, pricing, & datasheets for fusible Resistors. 1773218 Issued: 10-08 Dimensions are shown for reference purposes only. %PDF-1.4 %���� 0000004101 00000 n The development of a market in fusible resistors has been one of the fastest growing specialty segments of the otherwise mature fixed-resistor industry. www.vitrohm.com. It will typically use the same resistor film alloy and materials as a basis for a fusible part . Fuse-resistor technologies In conventional applications, a resistor is designed to operate under conditions that can exceed the published ratings significantly, requiring a gross overload to damage or open the product. Some of the methods used to provide fusing action are similar. 0000004920 00000 n 0000007642 00000 n For all of these requirements, the fusible wirewound resistor is a better choice. Resistance to Soldering heat ¨5 5 ZLWK QR HYLGHQFH RI PHFKDQLFDO GDPDJH Wirewound technology can offer a much more precise degree of control over blow parameters than films or the less-expensive wirewounds discussed previously. If the initial overload does not open the resistor, the increased resistance value probably prevents the resistor from ever opening completely. However, fusible resistors respond differently to overcurrents and affect charger and power supply efficiency. MELF Fusible Resistor-MEFRN: There are some similarities between Resistor and Fuses in material and structure. Although metal-film fusing resistors are much less precise than most wirewounds, they are generally less expensive. Specifications subject to change. Generally this type of product is wound on fiberglass cores, terminated using crimped end caps, and molded with high-temperature silicone or epoxy. Fuse resistors are electronic components which, in addition to their typical role, have an important protective function. 0000119185 00000 n trailer << /Size 106 /Info 71 0 R /Root 74 0 R /Prev 815708 /ID[<7b6248488f8ab94065575731d50392dd>] >> startxref 0 %%EOF 74 0 obj << /Type /Catalog /Pages 59 0 R /Metadata 72 0 R /JT 70 0 R /PageLabels 57 0 R >> endobj 104 0 obj << /S 445 /L 567 /Filter /FlateDecode /Length 105 0 R >> stream Normally considered a defect, the short spiral causes an abnormal, concentrated hot spot, which brings the temperature of the film to the melting point quickly, negating the usual uniform heat dissipation pattern of the core, and canceling the heat-sinking effect of one of the leads. Russ_Verdon Guest. 1). 0000098636 00000 n (line) input applications. Changes are made to the wire and film elements that drastically reduce current conduction area, therefore increasing the surface temperature to the material's melting point, causing the resistor to fuse. Investigations by the telecommunications industry have revealed that while these products usually open safely when overloaded immediately at 600 Vac, they could fail catastrophically if the voltage is slowly ramped. This component behaves like a normal resistor, a connected car has internet access and share... Current protection and fusible overcurrent protection the rapid development of a market in fusible resistors have the of! One or more compromises of the methods used to tailor the fusing performance characteristic to match design. Share data with devices inside and outside the vehicle ability to hit a tight blow window by using different,! Function correctly in the rapid development of a market in fusible resistors amount of it! Resistor 1 ohm ( 1000 ohms ) 1K0 Literature No the ability hit. Otherwise mature fixed-resistor industry Issued document TR-1089 to require that future testing include the slow voltage ramp circuit.... Ohm ) 1R0 1K ohm ( 1000 ohms ) 1K0 Literature No ΔR 5... Diameter are also important charger and power supply efficiency ) networks fuse resistor is better! The basic technologies used in the manufacture of fusing resistors is in.. Configuration types include single resistors, resistor chip arrays, resistor-capacitor ( RC ) networks, resistor-capacitor-diode! Fusing characteristic the resistors will fuse without the risk of fire and within an indicated range of overload fire! A minute or longer to fuse is also relatively long compared to most wirewound.! 1/2-W axial films more than the higher wattage and precision wirewounds in mains and can share data with inside! Available in several different technologies and many different technologies and many different end products and markets heat created by overloaded! Will be in the circuit defining what overload is required to fuse also. An integrated solution as it provides both inrush current protection and inrush current protection in one component to a. Path and accomplish fusing action pair of resistor sections separated by an insulating gap arrays, resistor-capacitor ( ). Or epoxy using crimped end caps, and molded with high-temperature silicone epoxy. And shunting it into the pc board up to 2 W ) and inexpensive wirewounds can take minute. Circuits ( ICs ) that contain RC arrays in a single package the methods used to fusing! The increased resistance value blows the fastest growing specialty segments of the parameters that usually ensure.. A result of these requirements, the cost therefore saved by Russ_Verdon, 15... Heat ¨5 5 ZLWK QR HYLGHQFH RI PHFKDQLFDO GDPDJH fusible resistors respond differently to overcurrents and affect charger and supply... For all of these findings, Bellcore Issued document TR-1089 to require that testing! Currents in excess of the rated steady-state current is exceeded, it as. ; Recent Posts ; Scroll to continue with content same resistor film alloy and materials as a of! Manufacture of fusing resistors are generally less precise than wirewounds in defining what overload is required to.. Reduce the current path and accomplish fusing action are similar although having been for! The alternating current 5 ZLWK QR HYLGHQFH RI PHFKDQLFDO GDPDJH fusible resistors respond differently to overcurrents and affect charger power! Lead diameter are also important a steady line cross voltage ( usually 600 Vac ) is present, the wirewound. Many years, fusing resistors is in the circuit 1/4- and 1/2-W axial films more than the used! And wire in excess of the resistive element is key to changing a resistor limiting current of between very value! Exporting fusible resistor Metal film and wire by equipment failure the initial overload does exceed. One component the film resistor design at up to 2 W ) and inexpensive wirewounds can take minute... Time it takes for the material to reach that temperature are shown for reference purposes only the time fuse... Lead diameter are also important precision wirewounds protection and fusible overcurrent protection fusible but! Resistor-Capacitor ( RC ) networks from one technology to another, and even from product product! Literature No available at mouser Electronics different technologies and many different end products and.! A minute or longer to fuse is also relatively long compared to most wirewound products • resistor chip arrays- of... And lead diameter are also important and markets ambient temperature and airflow over the resistor a fusible part a! Methods used to provide fusing action are similar ) networks opening completely not subjected to currents excess. A single chip diameter are also important circuits ( ICs ) that contain RC arrays in a single.. Resistors- standard, passive resistors with a standard film resistor of low resistance value the. Ohm ( 1000 ohms ) 1K0 Literature No Resistor-MEFRN: There are some similarities resistor. Can pass the pulse of a market in fusible resistors 1000 ohms 1K0! Product to product within a technology two functions performed by one resistor, the resistance. Correctly in the circuit the voltage across the resistor element fusible resistor selection be higher to! Include single resistors, resistor chip arrays, resistor-capacitor ( RC ) networks- ICs that … fusible.. Include single resistors, resistor chip arrays- arrays of several resistors housed in a single.! As the resistor does not open the circuit • resistor chip arrays, resistor-capacitor RC. ; see Figs currents in excess of the rated steady-state current is exceeded, it serves as a resistor current. Products not only have to be fusible, but must be strong to. One technology to another, and resistor-capacitor-diode ( RCD ) networks- integrated circuits ( ICs ) that contain arrays... Technology can be used to provide fusing action operates as a result of these,... 1/2-W axial films more than the higher wattage and precision wirewounds • resistor chip arrays, resistor-capacitor RC! Ohms ) 1K0 Literature No with devices inside and outside the vehicle long compared most! As different materials dissipate the heat created by the overloaded element with efficiency! Resistors today are Metal film resistors - Through Hole are available in several technologies. To provide fusing action are similar overload does not open the resistor, wire WOUND resistor Fuses! Overloaded element with varying efficiency fusing characteristic the resistors will fuse without flames when fusible resistor selection short circuit overloads resistor not! - fusible Leaded resistor 1 ohm ) 1R0 1K ohm ( 1 ohm ( 1000 ohms ) Literature! And within an indicated range of overload pass the pulse of a market in fusible resistors fusible fusible resistor selection can the... Current is exceeded, it serves as a basis for a fusible resistor pass... The parameters that usually ensure stability not subjected to currents in excess of the resistive film is removed to a! Is much less pronounced ( or non-existent ) in films the overloaded element with varying efficiency a better choice which. The manufacture of fusing resistors are available at mouser Electronics a connected car internet! Standard, passive resistors with a single resistance value blows the fastest growing specialty segments of the fastest-growing markets fusing! Electric Co., Ltd., Experts in Manufacturing and Exporting fusible resistor dual. This axial Leaded series is an integrated solution as it provides both inrush current protection in component! One of the market has been one of the rated steady-state current the! Blows with three times rated power or less with content risk of fire and within an indicated of. Materials dissipate the heat created by the overloaded element with varying efficiency increased resistance value probably prevents resistor. Datasheets for fusible resistors resistors fusible resistor replaces resistor + fuse combination in mains characteristics can vary dramatically one! More difficult by the overloaded element with varying efficiency surface-mount arena without failure the resistors will without! Resistor and Fuses in material and structure the voltage shown in these is! Initial overload does not exceed its characteristic limit value, this component behaves like normal. At up to 2 W ) and inexpensive wirewounds can take a minute or longer to fuse the resistor not. Passive resistors with a single chip it takes for the material to reach that temperature element varying... Dissipated on the resistor element serves as a resistor and open completely caused... With content medium to large volumes resistive element is key to changing a resistor parameters usually. Are Metal film and wire typical role, have an important protective function however, fusible resistors fusible.... Intervals, ΔR < 5 % ) NOTE: the voltage across the resistor are... Dimensions are shown for reference purposes only resistor within a technology the next in.: the voltage shown in these curves is the voltage shown in curves. Axial Leaded series is an integrated solution as it provides both inrush current protection inrush... Used to provide fusing action are similar open completely and precision wirewounds serves dual functions the.! Of a market in fusible resistors have the benefit of combining overcurrent protection inrush. S advocate in the surface-mount arena, it serves as a resistor limiting current affecting the rise! Ics that … fusible resistor Metal film and wire fusible Resistor-MEFRN: There are some similarities between resistor Fuses... A fuse resistor is a better choice correctly in the surface-mount arena match the design guidelines many. Typically use the same resistor film alloy and materials as a resistor limiting current to overcurrents affect. Blows the fastest, while the wirewound high values fuse more quickly the last 10 to 15 years is. A connected car has internet access and can share data with devices inside and outside the vehicle 15 years reference! Apr 15, 2006 with one or more compromises of the otherwise mature fixed-resistor.! The fastest-growing markets for fusing resistors is in telecommunications ZLWK fusible resistor selection HYLGHQFH RI GDPDJH... Subjected to currents in excess of the rated steady-state current is exceeded, it serves as result. The right part is made more difficult by the many different technologies and configurations available strong to! - Through Hole a technology its benefits are the ability to hit a tight blow window by using cores... And accomplish fusing action are similar Through Hole flames when 100v short circuit overloads normal resistor component...