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
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.
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Provides durability and protection for the internal components, ensuring a longer lifespan for the product.
Allows for operation in a wide range of environments without risk of overheating.
Enhances efficiency and stability of current output, making the product suitable for various applications.
Compatible with a standard input voltage, making it easy to integrate into existing systems.
Provides sufficient power output for most common electronic devices or circuits.
Switching Regulators & Controllers KA3844B attributes and parameters. Explore more Switching Regulators & Controllers devices from Onsemi
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KA3844B 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
SMBJ18CA
Sangdest Microelectronics (Nanjing)
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS138
Jiangsu Changjiang Electronics Technology
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Package Style (Meter): SMALL OUTLINE; Maximum Drain Current (ID): .22 A; Package Shape: RECTANGULAR;
LM107H
Advanced Micro Devices
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Maximum Bias Current (IIB) @25C: .075 uA;
BAV99
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
MMBT2222ALT1G
Onsemi
MMBT2222ALT1G by Onsemi is a NPN BJT transistor with 3 terminals, max power dissipation of 0.3W, and hFE of 75. Ideal for switching applications, it operates b/w -55 to 150 °C with a max collector-emitter voltage of 40V. This surface-mount device has a transition frequency of 300MHz and turn-on time of 35ns.
IRLML6401TRPBF
Infineon Technologies
IRLML6401TRPBF by Infineon is a P-CHANNEL FET for SWITCHING applications. It features a 12V DS Breakdown Voltage, 34A IDM, and 0.05ohm RDS(on). With a small outline package style, it operates in an ambient temperature range of -55 to 150 °C.
0462-201-16141
TE Connectivity
TE Connectivity's 0462-201-16141 is a CRIMP terminal with MACHINED contact design. It operates b/w -55 to 125 °C, suitable for wire gauges from 20 to 16 AWG. With a rated current of 13A, it is ideal for applications requiring FEMALE ROUND PIN-SOCKET contacts.
2N2222A
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;
SZNUP2105LT1G
SZNUP2105LT1G by Onsemi is a Transient Suppression Device with 2 elements in a common anode configuration. It has a max non-repetitive peak reverse power dissipation of 350W and breakdown voltage of 29.1V. Ideal for applications requiring bidirectional polarity protection, such as automotive electronics and industrial equipment due to its AEC-Q101 compliance and high clamping voltage of 44V.
LM107H/883
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Technology: BIPOLAR;
ERJ2RKF1002X
Panasonic
Panasonic's ERJ2RKF1002X is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance and operating temperature range of -55 to 155 °C.
1N4148
Sun Wai Electronic
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Reverse Recovery Time: .004 us; Maximum Repetitive Peak Reverse Voltage: 100 V;
LL4148
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM317TG
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Minimum Input-Output Voltage Differential: 3 V; Qualification Status: Not Qualified; No. of Functions: 1;
SSL-LXA228SRC-TR11
Lumex
SSL-LXA228SRC-TR11 by Lumex is a 1.9mm SINGLE COLOR LED with peak wavelength of 660nm and max forward current of 0.03A. Ideal for applications requiring SUPER RED light emission, such as indicator lights in electronic devices due to its clear lens and surface mounting feature.
Plessey Semiconductors Discrete Components Div
Daco Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Rectron
Dc Components
Secos
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .6 A; JEDEC-95 Code: TO-92;
LM5017MRE/NOPB
Texas Instruments
LM5017MRE/NOPB by Texas Instruments is a switching regulator with a max output current of 0.6A and a max output voltage of 90V. It operates in temperatures ranging from -40 to 125°C, making it suitable for automotive applications. This small outline package with dual terminals is ideal for space-constrained designs requiring efficient power management.
LM22675MRE-ADJ/NOPB
LM22675MRE-ADJ/NOPB by Texas Instruments is a voltage-mode switching regulator with 1A output current, 37V max output voltage, and 500kHz max switching frequency. Ideal for automotive applications due to its low profile, small outline package style, and wide operating temperature range from -40°C to 125°C.
LTM4607IV#PBF
Analog Devices
Analog Devices LTM4607IV#PBF is a 141-terminal switching regulator with 440 kHz max frequency, ideal for industrial applications. Features include 4.5-36V input range, 6V output voltage, and -40 to 85°C operating temp. Suitable for current-mode control in compact designs requiring high efficiency.
TPS5420D
TPS5420D by Texas Instruments is a voltage-mode switching regulator with a max output current of 2A and max output voltage of 31V. It operates in the automotive temperature grade range (-40 to 125°C) making it suitable for automotive applications. With a compact small outline package style, it is ideal for space-constrained designs.
TPS54140ADRCR
TPS54140ADRCR by Texas Instruments is a switching regulator with 1.5A output current, 39V max output voltage, and 2500kHz max switching frequency. Ideal for automotive applications due to its -40 to 125°C operating temperature range and compact design with a small outline package style.
LMR62014XMF/NOPB
LMR62014XMF/NOPB by Texas Instruments is a small outline, low profile switching regulator with 5 terminals. It operates b/w -40 to 125°C and supports input voltage range of 2.7-14V, output voltage from 3-20V, and has a max switching frequency of 1600 kHz. Ideal for automotive applications due to its compact size and current-mode control technique.
TPS62111RSATG4
TPS62111RSATG4 by Texas Instruments is a voltage-mode switching regulator with a max output current of 2.4A and a max switching frequency of 1100kHz. It operates in an industrial temperature range from -40°C to 85°C, making it suitable for various applications requiring stable power conversion in compact spaces. The chip carrier package style with very thin profile and no-lead terminal form enhances its versatility for use in space-constrained designs.
TPS82085SILT
TPS82085SILT by Texas Instruments is a switching regulator with 3A output current, 6V max output voltage, and 2800 kHz max switching frequency. Ideal for automotive applications due to its -40 to 125°C operating temperature range and compact MICROELECTRONIC ASSEMBLY package style.
LM5164DDAT
LM5164DDAT by Texas Instruments is a switching regulator with 1A output current, 90V max output voltage, and 1000kHz max switching frequency. Ideal for automotive applications due to its -40 to 150°C operating temperature range and compact design suitable for small outline packages.
LT1933ES6#TRPBF
Analog Devices' LT1933ES6#TRPBF is a current-mode switching regulator with 1.05A output current, ideal for buck applications. Operating b/w 0-70°C, it supports input voltages from 3.6V to 36V and offers a max switching frequency of 600kHz in a small outline package.
LM5007MM/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: TSSOP; Package Shape: SQUARE; Surface Mount: YES;
TPS63900DSKR
TPS63900DSKR by Texas Instruments is a small outline switching regulator with a max output current of 0.4A and a wide input voltage range from 1.8V to 5.5V, suitable for automotive applications. It operates at temperatures ranging from -40°C to 125°C, making it ideal for various electronic devices requiring efficient power management in harsh environments. With a compact package style and pulse width modulation control technique, this device offers high performance in a space-constrained design.
LM25011MY/NOPB
LM25011MY/NOPB by Texas Instruments is a switching regulator with a 12V nominal input voltage, 2A max output current, and 2000 kHz max switching frequency. It is ideal for automotive applications due to its -40 to 125 °C operating temperature range and compact square package design.
TPS63030DSKR
TPS63030DSKR by Texas Instruments is a switching regulator with a max output voltage of 5.5V and max output current of 0.4A, suitable for automotive applications. It operates b/w -40 to 125°C, with a control mode of current-mode PWM and a compact square package style measuring 2.5mm x 2.5mm x 0.8mm.
TPS62933PDRLR
TPS62933PDRLR by Texas Instruments is a switching regulator with 8 terminals, operating b/w -40 to 150°C. It offers a max output voltage of 22V and current up to 3A, using pulse width modulation for control. Ideal for applications requiring efficient power conversion in compact spaces.
LMZM23600SILR
LMZM23600SILR by Texas Instruments is a switching regulator with a max output current of 0.5A and a max input voltage of 36V, suitable for automotive applications. It operates in current-mode control with pulse width modulation, offering a wide temperature range from -40°C to 125°C. With a compact rectangular package style and surface mount design, it is ideal for microelectronic assemblies.
LM43603PWPT
LM43603PWPT by Texas Instruments is a switching regulator with 3A output current, 1V min output voltage, and 28V max output voltage. Ideal for automotive applications due to its -40 to 125°C operating temperature range and pulse width modulation control technique. Package style: small outline, heat sink/slug, thin profile.
LMZ12002TZX-ADJ/NOPB
LMZ12002TZX-ADJ/NOPB by Texas Instruments is a switching regulator with 2A output current, 6V max output voltage, and 1000 kHz max switching frequency. Ideal for automotive applications due to its -40 to 125 °C operating temperature range and compact design. Suitable for various power management needs in automotive electronics.
LM3150MHE/NOPB
LM3150MHE/NOPB by Texas Instruments is a switching regulator with 14 terminals, operating temperature range of -40 to 125°C, and output current up to 12A. It features hysteric current mode control, push-pull switcher configuration, and supports input voltages from 6V to 42V. Ideal for automotive applications due to its compact size (5x4.4mm) and high switching frequency of up to 1MHz.
LM2733XMF/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 5; Package Code: LSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
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KA3843B
SWITCHING CONTROLLER; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
Samsung
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.
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
KA3883CD
KA3844BD
KA3842AE
KA3843BD
KA3843BDT&R
KA3842AES
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12,000 In-Stock
Total price ≈ $80,197.29
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