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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L4981BD by STMicroelectronics is a current-mode switching regulator with max output current of 2A and max operating temp of 125°C. Ideal for automotive applications, it features BCDMOS technology, pulse width modulation control technique, and a small outline package style.
Median Price
$3.400
Lifecycle Status
Suppliers In-Stock
26
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1k+
Arrow
1+ parts
$2.305
100+ parts
$1.748
1k+ parts
$1.629
10k+ parts
$1.614
Farnell
$2.860
$1.750
$1.610
-
Newark
$2.170
$1.940
DigiKey
$2.255
$1.878
$1.785
Mouser Electronics
$3.730
$2.280
$2.000
Chip1Stop
$4.240
$1.770
Element14
$4.690
$2.890
$2.570
Avnet
Verical
$1.738
$1.620
$1.605
EBV Elektronik
Nova Conductors
$1.912
Digiode
$2.527
TME
$3.140
$2.180
Chip Stock
Anansix
IBS Electronics
$2.258
$2.230
Vyrian
Bristol Electronics
LIBRA Elektronik GmbH
Avant Electronics Limited
ComSIT Distribution GmbH
Component Sense
$4.160
ABC Electronics Ltd.
Electronic Expediters
Huijzer Components
LWI Electronics Inc
Ampacity Inc.
$1.110
Aranea Global
$1.874
$1.799
Corphita
$2.394
Vigor
$2.810
Component Stockers USA
$2.200
IDEA Electronic Components Group
$5.767
$5.190
MKK Technologies
$10.844
DigiPath Technology Company
Microchip USA
$21.840
A-Z Elektronik GmbH
Perfect Parts
Alle Elektronik GmbH
Lixinc
Infinite Electronics LLP (Excess)
Eastek
Glotronic Ltd.
Parana Technologies
$6.895
Authorized Procurement Solutions
Kepictronics
GreenTree Electronics
Assy Fe
Plastic/Epoxy is a lightweight and durable material, making the product suitable for various applications while ensuring long-lasting performance.
Surface mount technology allows for efficient and space-saving PCB assembly, ideal for compact designs and mass production.
Current-mode control offers improved stability and response in regulating the output, leading to better overall performance and reliability.
With a wide nominal input voltage range of 18 V, this switching regulator is versatile and compatible with different power sources.
Capable of delivering a maximum output current of 2 A, this regulator can power a variety of loads efficiently and reliably.
Designed for automotive applications, this regulator meets the stringent temperature and performance requirements of the automotive industry, ensuring reliable operation in harsh environments.
Switching Regulators & Controllers L4981BD attributes and parameters. Explore more Switching Regulators & Controllers devices from STMicroelectronics
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L4981BD Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
SB
8542.39.00.00
PCN Assembly/Origin - L4981 30/Sep/2020
PCN Packaging - Material Barrier Bag 17/Dec/2020
STMicroelectronics is a global leader in the semiconductor manufacturing industry, with over 35 years of experience providing innovative and advanced technologies for customers around the world. Headquartered in Netherlands, STMicroelectronics has more than 51,323 employees worldwide and operates across 32 countries all over Europe, Asia-Pacific and the Americas. The company’s portfolio includes integrated circuits, discrete components, application-specific standard products, and computer chipsets. STMicroelectronics serves a wide range of industries such as automotive, consumer markets, healthcare and industrial applications.
President, CEO
Jean-Marc Chery
President, CFO, Finance, Purchasing,Enterprise Risk Management & Resilience
Lorenzo Grandi
President, Sales & Marketing
Jerome Roux
Castelletto
Fabrication
Fab Initiation
1968
Italy
Wafer Capacity
SGFAB AMK 6
2000
Singapore
29,000
AG200
Agrate Brianza
14,000
RST 8
France
Rousset
35,000
Crolles 1
1993
Crolles
30,000
Crolles 2-ext. mod 5
Crolles 2-ext. mod 2
2022
Crolles 2-ext. mod 3
2023
Crolles 2
2004
28,000
1985
SiC Fab
2006
Sweden
Norrköping
10,000
Fab 3
2005
Tours
2,000
Fab 1 & Fab 2
1978
55,000
Fab 2
1997
Catania
SGFAB-AMK 6E
2003
145,000
SGFAB-AMJ 9
1984
152,000
AG300 (R3)
1980
25,000
1987
34,000
AG300
2024
Crolles 2-ext. mod 1
2020
Fab 1 6-inch fab
2013
11,000
SiC 6-inch line
2021
2,500
200mm GaN
2018
SGFAB-AMK 8
2001
Crolles 2- JV Fab
SGFAB-AMK 6
2016
38,125
SGFAB-AMK 2E
2010
20,000
Silicon Carbide A.B.
SiC wafer/EPI Fab
SiC Device Fab
2025
L78L05ABZ-AP
STMicroelectronics
L78L05ABZ-AP by STMicroelectronics is a BIPOLAR fixed positive single output standard regulator with an operating temperature range of -40 to 125°C. It has a nominal output voltage of 5V, max load regulation of 0.06%, and can handle a max output current of 0.07A. Ideal for applications requiring stable voltage regulation in various electronic devices.
BAV99
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148-GS08
Vishay Intertechnology
The Vishay Intertechnology LL4148-GS08 is a glass diode with fast recovery time of 0.008 us and max reverse current of 5 uA. Ideal for applications requiring rectification, it has a breakdown voltage of 100 V and can handle a peak forward current of 2 A.
LM555CM
Texas Instruments
LM555CM by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V and max operating temperature of 70°C. It comes in a small outline package, suitable for applications requiring pulse generation or rectangular waveform outputs. With surface mount capability and low supply current of 15mA, it is ideal for commercial-grade electronic circuits.
FDC5614P
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.6 W; Transistor Application: SWITCHING; Maximum Drain Current (ID): 3 A;
LM107H
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Code: TO-99; Package Shape: ROUND;
1N4148WS
Jiangsu Changjiang Electronics Technology
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358M
Onsemi
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
MBRA160T3G
MBRA160T3G by Onsemi is a Schottky rectifier diode with a max output current of 1A and forward voltage of 0.51V. It operates b/w -55 to 150°C, has a reverse test voltage of 60V, and is ideal for power applications due to its high efficiency and small outline package style.
ULN-2803A
Vishay Sprague
Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
2N7002
Weitron Technology
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Terminal Finish: TIN LEAD; Maximum Operating Temperature: 150 Cel;
Vishay Intertechnology's BAV99 diode features a max forward voltage of 1.3V and a max output current of 0.15A, making it ideal for rectification applications. With a small outline package style and dual terminal position, this series-connected diode is designed for surface mount usage in various electronic circuits with an operating temperature range from -55°C to 150°C.
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;
Continental Device India
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.
SBAV99LT1G
SBAV99LT1G by Onsemi is a rectifier diode with a max repetitive peak reverse voltage of 100V. It has a small outline package style and a fast max reverse recovery time of 0.006 us. It is commonly used in applications requiring low power dissipation and high operating temperatures.
Sangdest Microelectronics (Nanjing)
BAV99WT1G
MMBT2222ALT1G
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.
M85049/85-08W02
Glenair
CONNECTOR ACCESSORY; MIL Conformity: YES; Material: ALUMINIUM ALLOY; Associated Backshell Military - Specifications: MIL-DTL-38999; Shell Sizes: 08; DIN Conformity: NO;
TPS62740DSSR
TPS62740DSSR by Texas Instruments is a switching regulator with 12 terminals, operating b/w -40 to 85°C. It offers output voltage range of 1.8-3.3V and current up to 0.3A, suitable for industrial applications requiring efficient power management in compact spaces.
LM2672M-ADJ
LM2672M-ADJ by Texas Instruments is a voltage-mode switching regulator with 1A output current, 1.23V min and 37V max output voltage. Ideal for automotive applications, it operates b/w -40°C to 125°C temperature range and supports 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.
LMR14030SDDA
LMR14030SDDA by Texas Instruments is a switching regulator with 8 terminals, operating b/w -40 to 125°C. It offers a max output voltage of 36V and current of 3.5A, suitable for automotive applications due to its low profile design and pulse width modulation control technique. With a compact size of 4.9mm x 3.9mm x 1.7mm, it is ideal for space-constrained environments requiring efficient power management up to 2500kHz switching frequency.
TPS56339DDCR
TPS56339DDCR by Texas Instruments is a switching regulator with 3A output current, 500kHz max switching frequency, and -40 to 125°C operating temp. Ideal for automotive applications due to its compact size, pulse width modulation control technique, and buck switcher configuration.
LM2675M-ADJ/NOPB
LM2675M-ADJ/NOPB by Texas Instruments is a voltage-mode switching regulator with 1A output current, 37V max output voltage, and 260kHz max switching frequency. Ideal for automotive applications due to its -40°C to 125°C operating temperature range and compact small outline package design.
LTC3892EUH-2#PBF
Linear Technology
SWITCHING CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 32; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES;
LM2675M-ADJ
National Semiconductor
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM2576HVT-ADJLF03/NOPB
Texas Instruments' LM2576HVT-ADJLF03/NOPB is a 5-terminal switching regulator with max output current of 3A, operating b/w -40 to 125°C. Ideal for automotive applications, it supports input voltage range from 8V to 60V and offers a max switching frequency of 63kHz in a flange mount package.
MC33063ADRJR
MC33063ADRJR by Texas Instruments is a switching regulator with VOLTAGE-MODE control, operating at -40 to 85 °C. It has a max output voltage of 40V and can handle up to 1.5A output current. Ideal for industrial applications requiring efficient buck-boost configurations in compact designs.
EN5322QI-T
Intel
EN5322QI-T by Intel is a voltage-mode switching regulator with 24 terminals, operating b/w -40 to 85°C. It has a max output current of 2A and operates at a frequency of up to 4MHz. Ideal for industrial applications requiring efficient power management in compact spaces.
TPS62125DSGR
TPS62125DSGR by Texas Instruments is a switching regulator with a nominal input voltage of 12V and max output current of 0.3A. It operates in voltage-mode control technique, suitable for industrial applications requiring a compact design with a small outline package style. With a wide temperature range from -40°C to 85°C, it offers efficient power management in various electronic devices.
TPS5410DG4
TPS5410DG4 by Texas Instruments is a voltage-mode switching regulator with a max output current of 1A and a wide input voltage range from 5.5V to 36V. It operates at temperatures ranging from -40°C to 125°C, making it suitable for automotive applications. This small outline IC features pulse width modulation control technique and buck switcher configuration, ideal for compact designs requiring efficient power management.
LMR23610ADDAR
LMR23610ADDAR by Texas Instruments is a switching regulator with 1A output current, 30V max output voltage, and 2200 kHz max switching frequency. Ideal for automotive applications due to its -40 to 125°C operating temperature range and compact design. Features current-mode control and pulse width modulation technique for efficient power management.
LM5117PMHE/NOPB
LM5117PMHE/NOPB by Texas Instruments is a switching regulator with 20 terminals, operating b/w -40 to 125°C. It supports a max output voltage of 62V and current up to 20A, ideal for automotive applications due to its compact size and pulse width modulation control mode. With a switching frequency of 750kHz, it efficiently converts input voltages from 5.5V to 65V into outputs as low as 0.8V.
LM2576T-ADJ
Motorola
SWITCHING REGULATOR; No. of Terminals: 5; Package Code: TO-220; Package Shape: RECTANGULAR; Surface Mount: NO; Switcher Config: BUCK;
LM3478MM
SWITCHING CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: TSSOP; Package Shape: SQUARE; Surface Mount: YES;
TPS61222DCKT
TPS61222DCKT by Texas Instruments is a switching regulator with max output current of 0.4A and max operating temp of 85°C. Ideal for battery charge control applications, it operates in hysteric current mode with boost switcher config and has a small outline package style.
LM2594M-5.0
LM2594M-5.0 by Texas Instruments is a voltage-mode switching regulator with a max output current of 0.5A and a max output voltage of 37V, suitable for automotive applications. Operating b/w -40°C to 125°C, it has a control technique of pulse width modulation and a buck switcher configuration, making it ideal for various power supply designs in compact spaces.
LT1616ES6#TRPBF
LT1616ES6#TRPBF by Analog Devices is a small outline switching regulator with 6 terminals, operating at 0-70°C. It features a buck switcher configuration, pulse width modulation control technique, and can handle up to 0.85A output current. Ideal for applications requiring efficient power conversion in compact spaces.
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L4981AD013TR
L4981AD013TR by STMicroelectronics is a current-mode switching regulator with a max output current of 2A and BCDMOS technology. It operates in automotive-grade temperatures (-40 to 125°C) and features pulse width modulation control technique. Ideal for power factor correction applications, it has a small outline package with 20 terminals and can handle input voltages from 11V to 19.5V.
L4981BD013TR
L4981BD013TR by STMicroelectronics is a current-mode switching regulator with 2A output, BCDMOS technology, and PWM control. Ideal for automotive applications, it operates b/w -40 to 125°C with a max frequency of 115kHz. The compact package features 20 terminals in a small outline design.
L4981AD
POWER FACTOR CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
L4984DTR
POWER FACTOR CONTROLLER; Temperature Grade: OTHER; No. of Terminals: 10; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
L4986A
SWITCHING CONTROLLER;
L4986ATR
L4986B
L4984D
L4984D by STMicroelectronics is a switching regulator with 12V nominal voltage, current-mode control mode, and boost switcher configuration. It is used in power factor control applications, operates b/w -25 to 125°C, and features a small outline package with gull wing terminals for surface mounting.
L4981XD
POWER FACTOR CONTROLLER;
L4985D
SWITCHING REGULATOR; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES; Length: 12.8 mm;
L4986BTR
L4985
SWITCHING REGULATOR; No. of Terminals: 20; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO; Technology: BCDMOS;
L4981B
POWER FACTOR CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 20; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
L4985A
L4985ATR
L4981A
L4985B
L4981X
L4985BTR
Supply Digital Components
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