Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
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Featured manufacturers
Bel Fuse's 3AP300-R fuse, with 0.3A rated current and 250V AC voltage, offers fast blow characteristic for electric circuit protection. Measuring 6.9mm x 32.5mm, it has a rated breaking capacity of 200A and operates b/w -55°C to 125°C. Ideal for applications requiring reliable through-hole mounting fuses compliant with CE, CSA, and UL standards.
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Bastille Electronics
Provides efficient protection by absorbing excess energy and preventing damage to connected devices.
Suitable for a wide range of household and industrial applications where 250V AC voltage is common.
Convenient packing options for both individual and bulk use, ensuring easy handling and storage.
Compact size allows for easy installation in various electronic devices and equipment.
Matches the rated AC voltage, ensuring proper protection against overvoltage situations.
Secure terminal shape for reliable electrical connections and reduced risk of accidental disconnection.
Optimal size for fitting into different types of circuits and panels without taking up too much space.
Provides ample room for internal components to ensure proper functioning and long-term durability.
Suitable for protecting low to moderate current circuits up to 0.3A from overloads and short circuits.
Can withstand high temperatures without compromising performance, ensuring reliable protection in various environments.
Quick response to overcurrent conditions for immediate circuit protection and prevention of damage.
Operational in extreme cold conditions, making it versatile for use in different climates and environments.
Provides effective circuit protection by interrupting the current flow during faults or overloads.
Capable of safely interrupting high fault currents up to 200A to prevent damage to equipment and ensure safety.
Easy and secure mounting method for stable installation in circuit boards and panels.
Compliance with international safety standards ensures quality, reliability, and peace of mind for users.
Fuses 3AP300-R attributes and parameters. Explore more Fuses devices from Bel Fuse
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3AP300-R Circuit Protection trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.10.00.40
SB
PCN Obsolescence/ EOL - Mult Devs 24/DEC/2019
Founded in 1949, Bel designs, manufactures and markets a broad array of products that power, protect and connect electronic circuits. With over 70 years of experience, Bel has reliably demonstrated the ability to succeed in a variety of product areas.
LL4148
Semtech Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
1N4148
Digitron Semiconductors
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SMBJ18CA
Brightking
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358M
Texas Instruments
LM358M by Texas Instruments is an Operational Amplifier with 2 functions, featuring a max input offset voltage of 9000 uV and a nominal voltage of 5 V. It is commonly used in applications requiring high common mode rejection ratio and low bias current, such as sensor interfaces and signal conditioning circuits.
2N7002,215
NXP Semiconductors
2N7002,215 by NXP Semiconductors is a small signal N-CHANNEL FET with a min DS breakdown voltage of 60V and max drain current of 0.3A. It is used for switching applications in enhancement mode, operates b/w -65 to 150 °C, and has a max power dissipation of 0.2W.
ULN2803A
Onsemi
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Package Body Material: PLASTIC/EPOXY; Qualification: Not Qualified;
BSS138
General Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Minimum DS Breakdown Voltage: 50 V; Qualification: Not Qualified;
BAV99
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Transys Electronics
LFXTAL025159REEL
Iqd Frequency Products
LFXTAL025159REEL by IQD Frequency Products is a 32.768 kHz crystal oscillator with 20 ppm frequency tolerance and 40,000 ohm series resistance. It is ideal for applications requiring precise timekeeping, such as real-time clocks in IoT devices or microcontrollers in wearables. The surface-mount design with a drive level of 1 uW makes it suitable for compact electronic systems.
Pulse Electronics
EU2B-YS3103F
Idec
ROTARY SWITCH;
Silicon Standard
KSZ9031RNXIC
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
350766-1
TE Connectivity
TE Connectivity 350766-1 is a rectangular power connector with 0.25" mating contact pitch, rated for 600V and operating temperatures from -55 to 105°C. It has a durable design with POLYAMIDE insulator material, suitable for commercial applications requiring secure crimp termination in cable mounting setups.
2N2222A
Micro Commercial Components
Small Signal Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JESD-609 Code: e0;
BSS138W-7-F
Diodes Incorporated
Diodes Inc.'s BSS138W-7-F is a N-channel FET with 50V DS breakdown voltage, ideal for switching applications. It features single configuration with built-in diode, Gull Wing terminals, and operates in enhancement mode. With 0.2A max drain current and 3.5 ohm RDS(on), it's UL recognized and suitable for small outline packages at temperatures ranging from -55 to 150°C.
New England Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Philips Semiconductors
RECTIFIER DIODE; Surface Mount: YES; Maximum Output Current: .1 A; Peak Reflow Temperature (C): 260; Terminal Finish: MATTE TIN; Maximum Reverse Recovery Time: .006 us;
LP-CC-6/10
Eaton Corporation
Eaton Corporation LP-CC-6/10 fuse, rated 600V AC/0.6A, with time delay blow characteristic. Inline/holder mounting for circuit protection in CE/CSA/UL compliant applications. Dimensions: 10mm x 38.1mm, body height 38mm, and rated breaking capacity of 200kA.
FNM-2-1/2
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated Current: 2.5 A; Terminal Shape: END CAP; Body Length/Diameter: 10.3 mm;
0216002MXP
Littelfuse
Littelfuse 0216002MXP fuse, rated 2A and 250V, offers fast blow characteristic with trip time of 0.01s. Ideal for electric circuit protection in applications requiring a compact 5x20mm size fuse with high breaking capacity of 1500A. Operating temperature range from -55°C to 125°C ensures reliable performance.
473.5
Littelfuse 473.5 fuse rated for 125V AC/DC, with body dimensions of 3.17mm diameter and 7.11mm height. Ideal for circuit protection in applications requiring through hole mounting, operating b/w -55°C to 125°C temperature range.
LP-CC-1-1/4
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 1.25 A; Terminal Shape: END CAP;
37001600430
Littelfuse 37001600430 fuse, rated at 0.16A and 250V, with fast blow characteristic. Ideal for circuit protection in various applications due to its compact TR5 size and high breaking capacity of 35A. Operating temperature range from -40°C to 85°C makes it suitable for diverse environments.
BK-MDL-1-R
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated Current: 1 A; Terminal Shape: END CAP; Rated Voltage: 250 V;
FNA-10
The Eaton Corporation FNA-10 fuse is a 10 A, 125 V electric fuse with time lag blow characteristic. It has a rated breaking capacity of 10000 A and silver terminal finish (Ag). This inline/holster mountable fuse is CSA and UL certified, ideal for circuit protection in applications requiring a 125 V AC voltage rating.
02183.15MXP
Littelfuse 02183.15MXP fuse, rated at 3.15A and 250V, with a trip time of 0.02s, is ideal for circuit protection in applications requiring a time lag blow characteristic. It has a nominal joule integral of 38.15J and is designed for use in inline/holder mounting configurations. Compliant with standards such as CCC, CE, CSA, UL, VDE, it ensures reliable performance in various electronic devices.
LP-CC-4
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 4 A; Terminal Shape: END CAP;
0259001T
Littelfuse 0259001T fuse has a rated current of 1A and nominal joule integral of 0.01J. With a rated AC voltage of 125V, it is ideal for circuit protection in applications requiring electric fuses. This through-hole mounted fuse operates b/w -55°C to 90°C, with a rated breaking capacity of 50A.
NON-40
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated DC Voltage: 125 V; Rated Current: 40 A; Terminal Shape: END CAP;
FNQ-R-2-1/4
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 2.25 A; Terminal Shape: END CAP; Body Height: 38.1 mm;
JJS-600
Eaton Corporation's JJS-600 fuse, rated at 600V/600A with a very fast blow characteristic, offers circuit protection with a breaking capacity of 200kA. It features TAB/BLADE terminals and is suitable for inline mounting applications meeting CE, CSA, and UL standards.
ATDR1/2
Mersen S A
Mersen S A's ATDR1/2 fuse, rated 0.5A with 600V AC & 300V DC, features time delay blow characteristic and inline mounting. With a body size of 10.4mm x 38.1mm, it offers circuit protection up to 200kA, meeting CSA and UL standards for electrical applications.
AGC-10-R
ELECTRIC FUSE; Rated Current: 10 A; Terminal Shape: END CAP; Reference Standard: CSA; UL; Body Height: 31.75 mm; Blow Characteristic: FAST;
ATM-25
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated DC Voltage: 32 V; Rated Current: 25 A; Terminal Shape: TAB/BLADE; Rated Breaking Capacity: 1000 A;
FWP-50A14F
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 700 V; Rated DC Voltage: 700 V; Rated Current: 50 A; Terminal Shape: END CAP;
FNQ-3-2/10
Eaton Corporation's FNQ-3-2/10 fuse, rated 3.2A and 500V, features a time delay blow characteristic for electric circuit protection. With a compact size of 10.41mm x 38.1mm, it is ideal for inline mounting applications requiring a high breaking capacity of 10000A. Compliant with CE, CSA, and UL standards, it is commonly used in industrial equipment for reliable overcurrent protection.
025101.5MXL
Littelfuse 025101.5MXL is a PICO fuse with 1.5A rated current and 125V DC/AC voltage, offering very fast blow characteristic in electric circuit protection applications. With dimensions of 2.8mm x 7.11mm, it has a trip time of 1s and nominal joule integral of 0.587J for supplemental use at temperatures ranging from -55°C to 125°C.
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AGC-V-3/10-R
Eaton
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: .3 A; Terminal Shape: PIN WIRE; Maximum Operating Temperature: 125 Cel;
0318.300HXP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: .3 A; Terminal Shape: PIN WIRE; Nominal Joule Integral: .0689 J;
0318.300MXP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: .3 A; Terminal Shape: PIN WIRE; Body Height: 32.72 mm;
3AP3-R
Bel Fuse
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: 3 A; Terminal Shape: PIN WIRE; Maximum Operating Temperature: 125 Cel;
3AP3.5-R
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: 3.5 A; Terminal Shape: PIN WIRE; Rated Breaking Capacity: 200 A;
3AP375-R
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: .375 A; Terminal Shape: PIN WIRE; Blow Characteristic: FAST;
3AP300
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .3 A; Terminal Shape: PIN WIRE; Terminal Finish: Tin/Lead (Sn/Pb);
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