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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KA3843B by Onsemi is a current-mode switching controller with max output current of 1A and max switching frequency of 500kHz. It operates b/w 0-70°C, ideal for commercial applications requiring pulse width modulation control in a single switcher configuration.
Median Price
$0.426
Lifecycle Status
Suppliers In-Stock
18
In-Stock Inventory
1k+
Adafruit Industries
1+ parts
$1.945
100+ parts
$1.770
1k+ parts
$1.595
10k+ parts
-
Rochester
$0.357
$0.296
$0.264
DigiKey
$0.450
Verical
$0.401
$0.330
Nova Conductors
$0.237
Digiode
$0.277
Component Electronics Inc.
$0.380
$0.290
$0.250
Vyrian
Chip Stock
Cyclops Electronics Ltd
Ack Elektronik San.Tic.Ltd.Sti
Prism Electronics
Electronic Expediters
LWI Electronics Inc
ECAB
ACDS - Activité Composants Distribution Service
Holdelec - ElecDif-Pro
LittleDiode
Corohmni
$0.232
Continental Prestige Electronics
Argo Parts USA
$0.230
Ampacity Inc.
$0.248
Semicontronic
$0.242
$0.241
Corphita
$0.263
Advanced Electronics
Andel Nordic
$3.681
$3.534
Aztec Data Supply Inc.
$15.908
Metaverse IC Inc.
QUARKTWIN TECHNOLOGY LTD
Perfect Parts
Authorized Procurement Solutions
Assy Fe
TANS Electronics
Microchip USA
Kepictronics
S.R.D Solutions
Supply Digital
Problanco Electronics
SupplyDigital Components
Kulean Microsystems
Alle Elektronik GmbH
Futuretech Components
UHIMA Technologies
This material is durable and reliable, making the product a good choice for long-lasting performance.
The rectangular shape allows for easy integration into various designs, increasing versatility.
With a sufficient number of terminals, this product offers flexibility and compatibility for different setups.
The in-line package style saves space and simplifies installation, making it ideal for compact applications.
With a high maximum operating temperature, this product can withstand harsh environments and extended use.
Current-mode control ensures stable and efficient power regulation, enhancing overall performance.
The low minimum operating temperature allows for reliable operation even in cooler environments.
The tin terminal finish provides excellent conductivity and corrosion resistance, ensuring a reliable connection.
Dual terminal positions offer flexibility and convenience for different mounting options.
The compact seated height makes this product suitable for applications with limited space restrictions.
Switching Regulators & Controllers KA3843B attributes and parameters. Explore more Switching Regulators & Controllers devices from Onsemi
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KA3843B Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
SB
8542.39.00.00
Established in 1999, Onsemi is a leading global provider of power and image-sensing technologies. They are dedicated to building a better future for the automotive, industrial, cloud, medical, and IoT markets. Onsemi's core technologies include analog, digital, and mixed-signal products that offer innovative solutions for advanced automotive systems; highly reliable power management products for industrial applications; low-cost imaging solutions for medical equipment and consumer electronics; and robust communication architectures for the Internet of Things (IoT).
President, CEO
Hassane El-Khoury
Executive VP, CFO, Treasurer
Thad Trent
Senior VP
Ross F. Jatou
Aizu Fab
Fabrication
Fab Initiation
1995
Japan
Aizu Wakamatsu
Wafer Capacity
52,000
Si/EPI Fab
2018
Czech Republic
Rožnov pod Radhoštěm
10,000
Expansion Phase 1 for SiC / EPI
2019
14,500
Expansion Phase 2 for SiC / EPI
2024
SiC Fab
2022
USA
Hudson
Bucheon
2013
South Korea
61,000
ISMF - Malaysia
1990
Malaysia
Seremban
95,000
Roznov Device Fab
1987
80,000
Fab 10
2002
East Fishkill
15,000
Burlington
1986
Canada
Gresham
1998
45,000
Bucheon 150mm
2000
50,000
1983
Nampa
Pennsylvania
1997
Mountain Top
36,000
BAV99
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR130T1G
Onsemi
MBR130T1G by Onsemi is a Schottky rectifier diode with max output current of 1A and max repetitive peak reverse voltage of 30V. It operates b/w -65 to 125°C, suitable for surface mount applications in electronics requiring low forward voltage drop.
LM107H/883
Linear Technology
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Technology: BIPOLAR;
CRCW080510R0FKEA
Vishay Intertechnology
Vishay Intertechnology's CRCW080510R0FKEA is a fixed resistor with 10 ohm resistance, 1% tolerance, and 0.125 W power dissipation. Ideal for surface mount applications in automotive electronics due to its AEC-Q200 reference standard and operating voltage of 150 V. Operating temperature range from -55 to 155 °C ensures reliability in various environments.
2N2222A
Dionics-usa
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
U.FL-R-SMT-1(10)
Hirose Electric
U.FL-R-SMT-1(10) by Hirose Electric is a RF connector with 50 ohm impedance, 0.05 dB insertion loss, and 8 GHz operating frequency. Ideal for board mounting in commercial applications, it features gold termination finish, liquid crystal polymer insulator, and 200VAC dielectric voltage resistance.
LM358AN
Texas Instruments
LM358AN by Texas Instruments is an Operational Amplifier with 2 functions. It has a Max Input Offset Voltage of 5000 uV and Nominal Common Mode Reject Ratio of 85 dB. Widely used in voltage-feedback applications due to its high Min Voltage Gain of 15000 and Unity Gain Bandwidth of 1000 kHz.
LM107H/883C
National Semiconductor
LM107H/883C by National Semiconductor is a MILITARY-grade Operational Amplifier with +-5/+-15V supplies. Featuring 2000uV max input offset voltage, it operates from -55 to 125 °C. Ideal for applications requiring VOLTAGE-FEEDBACK architecture and frequency compensation.
SMBJ18CA
Silicon Standard
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM78L05ACMX/NOPB
FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 8; Package Code: SOP; Terminal Form: GULL WING; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %;
2N7002
Formosa Microsemi
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR; Maximum Drain Current (Abs) (ID): .115 A;
2N7002-T1-E3
Vishay Intertechnology's 2N7002-T1-E3 is a N-CHANNEL FET for SWITCHING applications. Features include 60V DS Breakdown Voltage, 0.115A Drain Current, and 7.5 ohm On Resistance. With ENHANCEMENT MODE operation, this GULL WING transistor is ideal for small outline surface mount designs up to 150°C.
1N4148WS
Synsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
AMS1117-3.3
Advanced Monolithic Systems
AMS1117-3.3 by Advanced Monolithic Systems is a fixed positive single output LDO regulator with 1A max output current, 3% voltage tolerance, and 1.3V dropout voltage. Ideal for applications requiring stable 3.3V supply in compact designs due to its small outline package and excellent load regulation of 0.025%.
LL4148
First Components International
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SS495ASP
Micro Switch
The Micro Switch SS495ASP is an analog circuit IC with a supply voltage range of 4.5V to 10.5V, suitable for automotive applications. Its package body material is plastic/epoxy, and it has a rectangular shape with three terminals. Operating temperature ranges from -40°C to 125°C, making it ideal for various automotive sensor and control systems.
08055C104KAT2A
KYOCERA AVX
08055C104KAT2A by KYOCERA AVX is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for SMT applications requiring compact size and reliable performance in various electronic circuits.
SMMBT3904LT1G
SMMBT3904LT1G by Onsemi is a NPN BJT with 3 terminals, 0.3W power dissipation, and 40V max collector-emitter voltage. Ideal for small outline applications requiring a transistor with hFE of at least 30, it operates up to 150°C and has a transition frequency of 300MHz.
BSS138LT3G
BSS138LT3G by Onsemi is a N-CHANNEL FET with a min DS breakdown voltage of 50V. It is used for switching applications and has a max drain current of 0.2A and max drain-source on resistance of 3.5 ohm.
DRV5053VAQLPG
Texas Instruments DRV5053VAQLPG is a magnetic field sensor with 2.5-38V supply voltage range, -40 to 125°C operating temperature, and 0-2V output. Ideal for applications requiring Hall effect sensors like automotive, industrial automation, and robotics due to its compact size (1.52" x 4mm) and high output current capability of 2.3A.
LMZ14203EXTTZX/NOPB
SWITCHING REGULATOR; Temperature Grade: MILITARY; No. of Terminals: 7; Package Code: HSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM2675MX-3.3/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM5001MAX/NOPB
LM5001MAX/NOPB by Texas Instruments is a switching regulator with max output voltage of 75V, operating temp range -40 to 125°C, and max output current of 1.2A. Ideal for automotive applications due to its compact size, pulse width modulation control technique, and buck-boost switcher configuration.
LM2594MX-3.3/NOPB
LM2594MX-3.3/NOPB by Texas Instruments is a voltage-mode switching regulator with a 3.3V output, suitable for automotive applications. It operates b/w -40 to 125°C, handles up to 0.5A output current, and supports input voltages from 4.5V to 40V. This small outline IC uses pulse width modulation control technique at a max frequency of 173kHz for efficient buck conversion.
LMR14206XMKE/NOPB
LMR14206XMKE/NOPB by Texas Instruments is a switching regulator with 6 terminals, operating b/w -40 to 125°C. It offers a max output voltage of 34V and current of 0.6A, suitable for automotive applications due to its compact size and pulse width modulation control technique.
LTM4644IY-1#PBF
Analog Devices
Analog Devices' LTM4644IY-1#PBF is a switching regulator with 77 terminals, operating b/w -40 to 125°C. It features a buck switcher config, PWM control mode, and supports input voltages from 4V to 14V. Ideal for automotive applications due to its high switching frequency of 1300 kHz and compact size of 15x9mm.
LT1933ES6#TRMPBF
Analog Devices' LT1933ES6#TRMPBF is a small outline, low profile switching regulator with 1.05A output current and 600kHz max switching frequency. Ideal for applications requiring efficient power conversion in compact spaces, such as portable electronics or IoT devices. Operating temperature range from 0 to 70°C ensures reliable performance in various environments.
UCC28950PWR
UCC28950PWR by Texas Instruments is a switching controller with a max operating temperature of 125°C. It features phase-shift control technology, a max switching frequency of 1000 kHz, and is designed for automotive applications. With a package style of small outline and thin profile, this IC has 24 terminals in a rectangular shape suitable for surface mount assembly.
LM2678S-ADJ/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 7; Package Shape: RECTANGULAR; Surface Mount: YES; Terminal Finish: MATTE TIN;
TPS40170RGYT
TPS40170RGYT by Texas Instruments is a voltage-mode switching controller with 20 terminals, operating at -40 to 125 °C. It offers a max output current of 20 A, max output voltage of 57 V, and a switching frequency of up to 600 kHz. Ideal for automotive applications due to its compact chip carrier package style and pulse width modulation control technique.
LT8650SIV#PBF
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 32; Package Code: HQCCN; Package Shape: RECTANGULAR; Surface Mount: YES;
LM2676S-ADJ/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 7; Package Shape: RECTANGULAR; Surface Mount: YES; Terminal Form: GULL WING;
LTM4644IY#PBF
Analog Devices' LTM4644IY#PBF is a 77-terminal switching regulator with a max operating temperature of 125°C. It features current-mode control, pulse width modulation, and a buck switcher configuration. Ideal for automotive applications, it has a nominal input voltage of 12V and nominal output voltage of 1.5V at a max switching frequency of 1300 kHz.
TPS548A20RVER
TPS548A20RVER by Texas Instruments is a 28-terminal switching regulator with a max output current of 15A and a max operating temperature of 125°C. Ideal for automotive applications, it operates at a frequency of up to 1000 kHz and supports pulse width modulation control technique.
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 77; Package Code: BGA; Package Shape: RECTANGULAR; Surface Mount: YES;
LM46002PWPT
LM46002PWPT by Texas Instruments is a switching regulator with 16 terminals, operating b/w -40 to 125°C. It supports input voltages from 3.5V to 60V and outputs from 1V to 28V at a max current of 2A. Ideal for automotive applications due to its compact size, high efficiency (up to 2200kHz), and pulse width modulation control mode.
UCC12050DVER
UCC12050DVER by Texas Instruments is a voltage-mode switching regulator with a 3.3V output and 5V input, ideal for automotive applications. It operates b/w -40°C to 125°C, with a max output current of 0.1A in a small outline package measuring 10.3mm x 7.5mm x 2.65mm.
LM2576T-ADJ
Semtech
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 5; Package Code: TO-220; Package Shape: RECTANGULAR; Surface Mount: NO;
LMR50410XDBVR
LMR50410XDBVR by Texas Instruments is a small outline switching regulator with 6 terminals, operating at -40 to 150°C. It supports input voltage from 4-36V and output voltage from 1-28V, delivering up to 1A current. Ideal for automotive applications due to its pulse frequency modulation control technique and compact design.
LM22680MRX-ADJ/NOPB
LM22680MRX-ADJ/NOPB by Texas Instruments is a voltage-mode switching regulator with 2A output current, 1.285V min output voltage, and 37V max output voltage. Ideal for automotive applications due to its low profile design and wide operating temperature range from -40°C to 125°C.
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KA3843B
Fairchild Semiconductor
SWITCHING CONTROLLER; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
Samsung
KA3842BDTF
SWITCHING CONTROLLER; Temperature Grade: COMMERCIAL; No. of Terminals: 14; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
KA3882C
KA3882CD
SWITCHING CONTROLLER; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
KA3842B
KA3845B
KA3883CDTF
KA3845BD
KA3842AC
KA3842BD
KA3883C
KA3844B
KA3844B by Onsemi is a switching controller with current-mode control technique. It operates b/w 0-70°C, supports input voltage range of 12-30V, and offers a max output current of 1A at a frequency of up to 500kHz. Ideal for applications requiring pulse width modulation in commercial-grade environments.
KA3883CD
KA3844BD
KA3842AE
KA3843BD
KA3843BDT&R
Supply Digital Components
$106.00
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